TRD/AliTRDgeometry.cxx

   1 /**************************************************************************
   2  * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
   3  *                                                                        *
   4  * Author: The ALICE Off-line Project.                                    *
   5  * Contributors are mentioned in the code where appropriate.              *
   6  *                                                                        *
   7  * Permission to use, copy, modify and distribute this software and its   *
   8  * documentation strictly for non-commercial purposes is hereby granted   *
   9  * without fee, provided that the above copyright notice appears in all   *
  10  * copies and that both the copyright notice and this permission notice   *
  11  * appear in the supporting documentation. The authors make no claims     *
  12  * about the suitability of this software for any purpose. It is          *
  13  * provided "as is" without express or implied warranty.                  *
  14  **************************************************************************/
  15
  16 /* $Id$ */
  17
  18 ///////////////////////////////////////////////////////////////////////////////
  19 //                                                                           //
  20 //  TRD geometry class                                                       //
  21 //                                                                           //
  22 ///////////////////////////////////////////////////////////////////////////////
  23
  24
  25 #include <TGeoManager.h>
  26 #include <TGeoPhysicalNode.h>
  27 #include <TGeoMatrix.h>
  28
  29 #include "AliLog.h"
  30 #include "AliRunLoader.h"
  31 #include "AliAlignObj.h"
  32 #include "AliAlignObjParams.h"
  33 #include "AliRun.h"
  34
  35 #include "AliTRD.h"
  36 #include "AliTRDcalibDB.h"
  37 #include "AliTRDgeometry.h"
  38 #include "AliTRDpadPlane.h"
  39
  40 ClassImp(AliTRDgeometry)
  41
  42 //_____________________________________________________________________________
  43
  44   //
  45   // The geometry constants
  46   //
  47   const Int_t    AliTRDgeometry::fgkNsect     = kNsect;
  48   const Int_t    AliTRDgeometry::fgkNplan     = kNplan;
  49   const Int_t    AliTRDgeometry::fgkNcham     = kNcham;
  50   const Int_t    AliTRDgeometry::fgkNdet      = kNdet;
  51
  52   //
  53   // Dimensions of the detector
  54   //
  55
  56   // Total length of the TRD mother volume
  57   const Float_t  AliTRDgeometry::fgkTlength   = 751.0;
  58
  59   // Parameter of the super module mother volumes
  60   const Float_t  AliTRDgeometry::fgkSheight   =  77.9;
  61   const Float_t  AliTRDgeometry::fgkSwidth1   =  94.881;
  62   const Float_t  AliTRDgeometry::fgkSwidth2   = 122.353;
  63   const Float_t  AliTRDgeometry::fgkSlength   = 702.0;
  64
  65   // Length of the additional space in front of the supermodule
  66   // used for services
  67   const Float_t  AliTRDgeometry::fgkFlength   = (AliTRDgeometry::fgkTlength
  68                                                - AliTRDgeometry::fgkSlength) / 2.0;
  69
  70   // The super module side plates
  71   const Float_t  AliTRDgeometry::fgkSMpltT    =   0.2;
  72
  73   // Height of different chamber parts
  74   // Radiator
  75   const Float_t  AliTRDgeometry::fgkCraH      =   4.8;
  76   // Drift region
  77   const Float_t  AliTRDgeometry::fgkCdrH      =   3.0;
  78   // Amplification region
  79   const Float_t  AliTRDgeometry::fgkCamH      =   0.7;
  80   // Readout
  81   const Float_t  AliTRDgeometry::fgkCroH      =   2.316;
  82   // Total height
  83   const Float_t  AliTRDgeometry::fgkCH        = AliTRDgeometry::fgkCraH
  84                                               + AliTRDgeometry::fgkCdrH
  85                                               + AliTRDgeometry::fgkCamH
  86                                               + AliTRDgeometry::fgkCroH;
  87
  88   // Vertical spacing of the chambers
  89   const Float_t  AliTRDgeometry::fgkVspace    =   1.784;
  90   // Horizontal spacing of the chambers
  91   const Float_t  AliTRDgeometry::fgkHspace    =   2.0;
  92   // Radial distance of the first ROC to the outer plates of the SM
  93   const Float_t  AliTRDgeometry::fgkVrocsm    =   1.2;
  94
  95   // Thicknesses of different parts of the chamber frame
  96   // Lower aluminum frame
  97   const Float_t  AliTRDgeometry::fgkCalT      =   0.4;
  98   // Lower Wacosit frame sides
  99   const Float_t  AliTRDgeometry::fgkCclsT     =   0.21;
 100   // Lower Wacosit frame front
 101   const Float_t  AliTRDgeometry::fgkCclfT     =   1.0;
 102   // Thickness of glue around radiator
 103   const Float_t  AliTRDgeometry::fgkCglT      =   0.25;
 104   // Upper Wacosit frame
 105   const Float_t  AliTRDgeometry::fgkCcuT      =   0.9;
 106   // Al frame of back panel
 107   const Float_t  AliTRDgeometry::fgkCauT      =   1.5;
 108   // Additional Al of the lower chamber frame
 109   const Float_t  AliTRDgeometry::fgkCalW      =   1.11;
 110
 111   // Additional width of the readout chamber frames
 112   const Float_t  AliTRDgeometry::fgkCroW      =   0.9;
 113
 114   // Difference of outer chamber width and pad plane width
 115   const Float_t  AliTRDgeometry::fgkCpadW     =   0.0;
 116   const Float_t  AliTRDgeometry::fgkRpadW     =   1.0;
 117
 118   //
 119   // Thickness of the the material layers
 120   //
 121   const Float_t  AliTRDgeometry::fgkMyThick   = 0.005;
 122   const Float_t  AliTRDgeometry::fgkRaThick   = 0.3233;
 123   const Float_t  AliTRDgeometry::fgkDrThick   = AliTRDgeometry::fgkCdrH;
 124   const Float_t  AliTRDgeometry::fgkAmThick   = AliTRDgeometry::fgkCamH;
 125   const Float_t  AliTRDgeometry::fgkXeThick   = AliTRDgeometry::fgkDrThick
 126                                               + AliTRDgeometry::fgkAmThick;
 127   const Float_t  AliTRDgeometry::fgkWrThick   = 0.0002;
 128   const Float_t  AliTRDgeometry::fgkCuThick   = 0.0072;
 129   const Float_t  AliTRDgeometry::fgkGlThick   = 0.05;
 130   const Float_t  AliTRDgeometry::fgkSuThick   = 0.0919;
 131   const Float_t  AliTRDgeometry::fgkRcThick   = 0.0058;
 132   const Float_t  AliTRDgeometry::fgkRpThick   = 0.0632;
 133   const Float_t  AliTRDgeometry::fgkRoThick   = 0.0028;
 134
 135   //
 136   // Position of the material layers
 137   //
 138   const Float_t  AliTRDgeometry::fgkRaZpos    =  0.0;
 139   const Float_t  AliTRDgeometry::fgkDrZpos    =  2.4;
 140   const Float_t  AliTRDgeometry::fgkAmZpos    =  0.0;
 141   const Float_t  AliTRDgeometry::fgkWrZpos    =  0.0;
 142   const Float_t  AliTRDgeometry::fgkCuZpos    = -0.9995;
 143   const Float_t  AliTRDgeometry::fgkGlZpos    = -0.5;
 144   const Float_t  AliTRDgeometry::fgkSuZpos    =  0.0;
 145   const Float_t  AliTRDgeometry::fgkRcZpos    =  1.04;
 146   const Float_t  AliTRDgeometry::fgkRpZpos    =  1.0;
 147   const Float_t  AliTRDgeometry::fgkRoZpos    =  1.05;
 148
 149   const Int_t    AliTRDgeometry::fgkMCMmax    = 16;
 150   const Int_t    AliTRDgeometry::fgkMCMrow    = 4;
 151   const Int_t    AliTRDgeometry::fgkROBmaxC0  = 6;
 152   const Int_t    AliTRDgeometry::fgkROBmaxC1  = 8;
 153   const Int_t    AliTRDgeometry::fgkADCmax    = 21;
 154   const Int_t    AliTRDgeometry::fgkTBmax     = 60;
 155   const Int_t    AliTRDgeometry::fgkPadmax    = 18;
 156   const Int_t    AliTRDgeometry::fgkColmax    = 144;
 157   const Int_t    AliTRDgeometry::fgkRowmaxC0  = 12;
 158   const Int_t    AliTRDgeometry::fgkRowmaxC1  = 16;
 159
 160   const Double_t AliTRDgeometry::fgkTime0Base = 300.65;
 161   const Float_t  AliTRDgeometry::fgkTime0[6]  = { fgkTime0Base + 0 * (Cheight() + Cspace())
 162                                                 , fgkTime0Base + 1 * (Cheight() + Cspace())
 163                                                 , fgkTime0Base + 2 * (Cheight() + Cspace())
 164                                                 , fgkTime0Base + 3 * (Cheight() + Cspace())
 165                                                 , fgkTime0Base + 4 * (Cheight() + Cspace())
 166                                                 , fgkTime0Base + 5 * (Cheight() + Cspace())};
 167
 168 //_____________________________________________________________________________
 169 AliTRDgeometry::AliTRDgeometry()
 170   :AliGeometry()
 171   ,fClusterMatrixArray(0)
 172   ,fPadPlaneArray(0)
 173 {
 174   //
 175   // AliTRDgeometry default constructor
 176   //
 177
 178   Init();
 179
 180 }
 181
 182 //_____________________________________________________________________________
 183 AliTRDgeometry::AliTRDgeometry(const AliTRDgeometry &g)
 184   :AliGeometry(g)
 185   ,fClusterMatrixArray(0)
 186   ,fPadPlaneArray(0)
 187 {
 188   //
 189   // AliTRDgeometry copy constructor
 190   //
 191
 192   Init();
 193
 194 }
 195
 196 //_____________________________________________________________________________
 197 AliTRDgeometry::~AliTRDgeometry()
 198 {
 199   //
 200   // AliTRDgeometry destructor
 201   //
 202
 203   if (fClusterMatrixArray) {
 204     fClusterMatrixArray->Delete();
 205     delete fClusterMatrixArray;
 206     fClusterMatrixArray = 0;
 207   }
 208
 209   if (fPadPlaneArray) {
 210     fPadPlaneArray->Delete();
 211     delete fPadPlaneArray;
 212     fPadPlaneArray = 0;
 213   }
 214
 215 }
 216
 217 //_____________________________________________________________________________
 218 AliTRDgeometry &AliTRDgeometry::operator=(const AliTRDgeometry &g)
 219 {
 220   //
 221   // Assignment operator
 222   //
 223
 224   if (this != &g) {
 225     Init();
 226   }
 227
 228   return *this;
 229
 230 }
 231
 232 //_____________________________________________________________________________
 233 void AliTRDgeometry::Init()
 234 {
 235   //
 236   // Initializes the geometry parameter
 237   //
 238
 239   Int_t icham;
 240   Int_t iplan;
 241   Int_t isect;
 242
 243   // The outer width of the chambers
 244   fCwidth[0] =  90.4;
 245   fCwidth[1] =  94.8;
 246   fCwidth[2] =  99.3;
 247   fCwidth[3] = 103.7;
 248   fCwidth[4] = 108.1;
 249   fCwidth[5] = 112.6;
 250
 251   // The outer lengths of the chambers
 252   // Includes the spacings between the chambers!
 253   Float_t length[kNplan][kNcham]   = { { 124.0, 124.0, 110.0, 124.0, 124.0 }
 254                                      , { 124.0, 124.0, 110.0, 124.0, 124.0 }
 255                                      , { 131.0, 131.0, 110.0, 131.0, 131.0 }
 256                                      , { 138.0, 138.0, 110.0, 138.0, 138.0 }
 257                                      , { 145.0, 145.0, 110.0, 145.0, 145.0 }
 258                                      , { 147.0, 147.0, 110.0, 147.0, 147.0 } };
 259
 260   for (icham = 0; icham < kNcham; icham++) {
 261     for (iplan = 0; iplan < kNplan; iplan++) {
 262       fClength[iplan][icham] = length[iplan][icham];
 263     }
 264   }
 265
 266   // The rotation matrix elements
 267   Float_t phi = 0.0;
 268   for (isect = 0; isect < fgkNsect; isect++) {
 269     phi = 2.0 * TMath::Pi() /  (Float_t) fgkNsect * ((Float_t) isect + 0.5);
 270     fRotB11[isect] = TMath::Cos(phi);
 271     fRotB12[isect] = TMath::Sin(phi);
 272     fRotB21[isect] = TMath::Sin(phi);
 273     fRotB22[isect] = TMath::Cos(phi);
 274   }
 275
 276   // Initialize the SM status
 277   for (isect = 0; isect < fgkNsect; isect++) {
 278     SetSMstatus(isect,1);
 279   }
 280
 281 }
 282
 283 //_____________________________________________________________________________
 284 void AliTRDgeometry::CreatePadPlaneArray()
 285 {
 286   //
 287   // Creates the array of AliTRDpadPlane objects
 288   //
 289
 290   if (fPadPlaneArray) {
 291     fPadPlaneArray->Delete();
 292     delete fPadPlaneArray;
 293   }
 294
 295   fPadPlaneArray = new TObjArray(fgkNplan * fgkNcham);
 296   for (Int_t iplan = 0; iplan < fgkNplan; iplan++) {
 297     for (Int_t icham = 0; icham < fgkNcham; icham++) {
 298       Int_t ipp = GetDetectorSec(iplan,icham);
 299       fPadPlaneArray->AddAt(CreatePadPlane(iplan,icham),ipp);
 300     }
 301   }
 302
 303 }
 304
 305 //_____________________________________________________________________________
 306 AliTRDpadPlane *AliTRDgeometry::CreatePadPlane(Int_t iplan, Int_t icham)
 307 {
 308   //
 309   // Creates an AliTRDpadPlane object
 310   //
 311
 312   AliTRDpadPlane *padPlane = new AliTRDpadPlane();
 313
 314   padPlane->SetPlane(iplan);
 315   padPlane->SetChamber(icham);
 316
 317   padPlane->SetRowSpacing(0.0);
 318   padPlane->SetColSpacing(0.0);
 319
 320   padPlane->SetLengthRim(1.0);
 321   padPlane->SetWidthRim(0.5);
 322
 323   padPlane->SetNcols(144);
 324
 325   //
 326   // The pad plane parameter
 327   //
 328   switch (iplan) {
 329   case 0:
 330     if (icham == 2) {
 331       // L0C0 type
 332       padPlane->SetNrows(12);
 333       padPlane->SetLength(108.0);
 334       padPlane->SetWidth(92.2);
 335       padPlane->SetLengthOPad(8.0);
 336       padPlane->SetWidthOPad(0.515);
 337       padPlane->SetLengthIPad(9.0);
 338       padPlane->SetWidthIPad(0.635);
 339       padPlane->SetTiltingAngle(-2.0);
 340     }
 341     else {
 342       // L0C1 type
 343       padPlane->SetNrows(16);
 344       padPlane->SetLength(122.0);
 345       padPlane->SetWidth(92.2);
 346       padPlane->SetLengthOPad(7.5);
 347       padPlane->SetWidthOPad(0.515);
 348       padPlane->SetLengthIPad(7.5);
 349       padPlane->SetWidthIPad(0.635);
 350       padPlane->SetTiltingAngle(-2.0);
 351     }
 352     break;
 353   case 1:
 354     if (icham == 2) {
 355       // L1C0 type
 356       padPlane->SetNrows(12);
 357       padPlane->SetLength(108.0);
 358       padPlane->SetWidth(96.6);
 359       padPlane->SetLengthOPad(8.0);
 360       padPlane->SetWidthOPad(0.585);
 361       padPlane->SetLengthIPad(9.0);
 362       padPlane->SetWidthIPad(0.665);
 363       padPlane->SetTiltingAngle(2.0);
 364     }
 365     else {
 366       // L1C1 type
 367       padPlane->SetNrows(16);
 368       padPlane->SetLength(122.0);
 369       padPlane->SetWidth(96.6);
 370       padPlane->SetLengthOPad(7.5);
 371       padPlane->SetWidthOPad(0.585);
 372       padPlane->SetLengthIPad(7.5);
 373       padPlane->SetWidthIPad(0.665);
 374       padPlane->SetTiltingAngle(2.0);
 375     }
 376     break;
 377   case 2:
 378     if (icham == 2) {
 379       // L2C0 type
 380       padPlane->SetNrows(12);
 381       padPlane->SetLength(108.0);
 382       padPlane->SetWidth(101.1);
 383       padPlane->SetLengthOPad(8.0);
 384       padPlane->SetWidthOPad(0.705);
 385       padPlane->SetLengthIPad(9.0);
 386       padPlane->SetWidthIPad(0.695);
 387       padPlane->SetTiltingAngle(-2.0);
 388     }
 389     else {
 390       // L2C1 type
 391       padPlane->SetNrows(16);
 392       padPlane->SetLength(129.0);
 393       padPlane->SetWidth(101.1);
 394       padPlane->SetLengthOPad(7.5);
 395       padPlane->SetWidthOPad(0.705);
 396       padPlane->SetLengthIPad(8.0);
 397       padPlane->SetWidthIPad(0.695);
 398       padPlane->SetTiltingAngle(-2.0);
 399     }
 400     break;
 401   case 3:
 402     if (icham == 2) {
 403       // L3C0 type
 404       padPlane->SetNrows(12);
 405       padPlane->SetLength(108.0);
 406       padPlane->SetWidth(105.5);
 407       padPlane->SetLengthOPad(8.0);
 408       padPlane->SetWidthOPad(0.775);
 409       padPlane->SetLengthIPad(9.0);
 410       padPlane->SetWidthIPad(0.725);
 411       padPlane->SetTiltingAngle(2.0);
 412     }
 413     else {
 414       // L3C1 type
 415       padPlane->SetNrows(16);
 416       padPlane->SetLength(136.0);
 417       padPlane->SetWidth(105.5);
 418       padPlane->SetLengthOPad(7.5);
 419       padPlane->SetWidthOPad(0.775);
 420       padPlane->SetLengthIPad(8.5);
 421       padPlane->SetWidthIPad(0.725);
 422       padPlane->SetTiltingAngle(2.0);
 423     }
 424     break;
 425   case 4:
 426     if (icham == 2) {
 427       // L4C0 type
 428       padPlane->SetNrows(12);
 429       padPlane->SetLength(108.0);
 430       padPlane->SetWidth(109.9);
 431       padPlane->SetLengthOPad(8.0);
 432       padPlane->SetWidthOPad(0.845);
 433       padPlane->SetLengthIPad(9.0);
 434       padPlane->SetWidthIPad(0.755);
 435       padPlane->SetTiltingAngle(-2.0);
 436     }
 437     else {
 438       // L4C1 type
 439       padPlane->SetNrows(16);
 440       padPlane->SetLength(143.0);
 441       padPlane->SetWidth(109.9);
 442       padPlane->SetLengthOPad(7.5);
 443       padPlane->SetWidthOPad(0.845);
 444       padPlane->SetLengthIPad(9.0);
 445       padPlane->SetWidthIPad(0.755);
 446       padPlane->SetTiltingAngle(-2.0);
 447     }
 448     break;
 449   case 5:
 450     if (icham == 2) {
 451       // L5C0 type
 452       padPlane->SetNrows(12);
 453       padPlane->SetLength(108.0);
 454       padPlane->SetWidth(114.4);
 455       padPlane->SetLengthOPad(8.0);
 456       padPlane->SetWidthOPad(0.965);
 457       padPlane->SetLengthIPad(9.0);
 458       padPlane->SetWidthIPad(0.785);
 459       padPlane->SetTiltingAngle(2.0);
 460     }
 461     else {
 462       // L5C1 type
 463       padPlane->SetNrows(16);
 464       padPlane->SetLength(145.0);
 465       padPlane->SetWidth(114.4);
 466       padPlane->SetLengthOPad(8.5);
 467       padPlane->SetWidthOPad(0.965);
 468       padPlane->SetLengthIPad(9.0);
 469       padPlane->SetWidthIPad(0.785);
 470       padPlane->SetTiltingAngle(2.0);
 471     }
 472     break;
 473   };
 474
 475   //
 476   // The positions of the borders of the pads
 477   //
 478   // Row direction
 479   //
 480   Double_t row = fClength[iplan][icham] / 2.0
 481                - fgkRpadW
 482                - padPlane->GetLengthRim();
 483   for (Int_t ir = 0; ir < padPlane->GetNrows(); ir++) {
 484     padPlane->SetPadRow(ir,row);
 485     row -= padPlane->GetRowSpacing();
 486     if (ir == 0) {
 487       row -= padPlane->GetLengthOPad();
 488     }
 489     else {
 490       row -= padPlane->GetLengthIPad();
 491     }
 492   }
 493   //
 494   // Column direction
 495   //
 496   Double_t col = fCwidth[iplan] / 2.0
 497                + fgkCroW
 498                - padPlane->GetWidthRim();
 499   for (Int_t ic = 0; ic < padPlane->GetNcols(); ic++) {
 500     padPlane->SetPadCol(ic,col);
 501     col -= padPlane->GetColSpacing();
 502     if (ic == 0) {
 503       col -= padPlane->GetWidthOPad();
 504     }
 505     else {
 506       col -= padPlane->GetWidthIPad();
 507     }
 508   }
 509   // Calculate the offset to translate from the local ROC system into
 510   // the local supermodule system, which is used for clusters
 511   Double_t rowTmp = fClength[iplan][0]
 512                   + fClength[iplan][1]
 513                   + fClength[iplan][2] / 2.0;
 514   for (Int_t ic = 0; ic < icham; ic++) {
 515     rowTmp -= fClength[iplan][ic];
 516   }
 517   padPlane->SetPadRowSMOffset(rowTmp - fClength[iplan][icham]/2.0);
 518
 519   return padPlane;
 520
 521 }
 522
 523 //_____________________________________________________________________________
 524 void AliTRDgeometry::CreateGeometry(Int_t *idtmed)
 525 {
 526   //
 527   // Create the TRD geometry without hole
 528   //
 529   //
 530   // Names of the TRD volumina (xx = detector number):
 531   //
 532   //      Volume (Air) wrapping the readout chamber components
 533   //        UTxx    includes: UAxx, UDxx, UFxx, UUxx
 534   //
 535   //      Volume (Air) wrapping the services (fee + cooling)
 536   //        UUxx    the services volume has been reduced by 7.42 mm
 537   //                in order to allow shifts in radial direction
 538   //
 539   //      Lower part of the readout chambers (drift volume + radiator)
 540   //
 541   //        UAxx    Aluminum frames                 (Al)
 542   //        UBxx    Wacosit frames                  (C)
 543   //        UXxx    Glue around radiator            (Epoxy)
 544   //        UCxx    Inner volumes                   (Air)
 545   //        UZxx    Additional aluminum ledges      (Al)
 546   //
 547   //      Upper part of the readout chambers (readout plane + fee)
 548   //
 549   //        UDxx    Wacosit frames of amp. region   (C)
 550   //        UExx    Inner volumes of the frame      (Air)
 551   //        UFxx    Aluminum frame of back panel    (Al)
 552   //        UGxx    Inner volumes of the back panel (Air)
 553   //
 554   //      Inner material layers
 555   //
 556   //        UHxx    Radiator                        (Rohacell)
 557   //        UJxx    Drift volume                    (Xe/CO2)
 558   //        UKxx    Amplification volume            (Xe/CO2)
 559   //        UWxx    Wire plane                      (Cu)
 560   //        ULxx    Pad plane                       (Cu)
 561   //        UYxx    Glue layer                      (Epoxy)
 562   //        UMxx    Support structure               (Rohacell)
 563   //        UNxx    ROB base material               (C)
 564   //        UOxx    ROB copper                      (Cu)
 565   //        UVxx    ROB other materials             (Cu)
 566   //
 567
 568   const Int_t kNparTrd = 4;
 569   const Int_t kNparCha = 3;
 570
 571   Float_t xpos;
 572   Float_t ypos;
 573   Float_t zpos;
 574
 575   Float_t parTrd[kNparTrd];
 576   Float_t parCha[kNparCha];
 577
 578   Char_t  cTagV[6];
 579   Char_t  cTagM[5];
 580
 581   // There are three TRD volumes for the supermodules in order to accomodate
 582   // the different arrangements in front of PHOS
 583   // UTR1: Default supermodule
 584   // UTR2: Supermodule in front of PHOS with double carbon cover
 585   // UTR3: As UTR2, but w/o middle stack
 586   //
 587   // The mother volume for one sector (Air), full length in z-direction
 588   // Provides material for side plates of super module
 589   parTrd[0] = fgkSwidth1/2.0;
 590   parTrd[1] = fgkSwidth2/2.0;
 591   parTrd[2] = fgkSlength/2.0;
 592   parTrd[3] = fgkSheight/2.0;
 593   gMC->Gsvolu("UTR1","TRD1",idtmed[1302-1],parTrd,kNparTrd);
 594   gMC->Gsvolu("UTR2","TRD1",idtmed[1302-1],parTrd,kNparTrd);
 595   gMC->Gsvolu("UTR3","TRD1",idtmed[1302-1],parTrd,kNparTrd);
 596   // The outer aluminum plates of the super module (Al)
 597   parTrd[0] = fgkSwidth1/2.0;
 598   parTrd[1] = fgkSwidth2/2.0;
 599   parTrd[2] = fgkSlength/2.0;
 600   parTrd[3] = fgkSheight/2.0;
 601   gMC->Gsvolu("UTS1","TRD1",idtmed[1301-1],parTrd,kNparTrd);
 602   gMC->Gsvolu("UTS2","TRD1",idtmed[1301-1],parTrd,kNparTrd);
 603   gMC->Gsvolu("UTS3","TRD1",idtmed[1301-1],parTrd,kNparTrd);
 604   // The inner part of the TRD mother volume for one sector (Air),
 605   // full length in z-direction
 606   parTrd[0] = fgkSwidth1/2.0 - fgkSMpltT;
 607   parTrd[1] = fgkSwidth2/2.0 - fgkSMpltT;
 608   parTrd[2] = fgkSlength/2.0;
 609   parTrd[3] = fgkSheight/2.0 - fgkSMpltT;
 610   gMC->Gsvolu("UTI1","TRD1",idtmed[1302-1],parTrd,kNparTrd);
 611   gMC->Gsvolu("UTI2","TRD1",idtmed[1302-1],parTrd,kNparTrd);
 612   gMC->Gsvolu("UTI3","TRD1",idtmed[1302-1],parTrd,kNparTrd);
 613
 614   // The inner part of the TRD mother volume for services in front
 615   // of the supermodules  (Air),
 616   parTrd[0] = fgkSwidth1/2.0;
 617   parTrd[1] = fgkSwidth2/2.0;
 618   parTrd[2] = fgkFlength/2.0;
 619   parTrd[3] = fgkSheight/2.0;
 620   gMC->Gsvolu("UTF1","TRD1",idtmed[1302-1],parTrd,kNparTrd);
 621   gMC->Gsvolu("UTF2","TRD1",idtmed[1302-1],parTrd,kNparTrd);
 622
 623   for (Int_t icham = 0; icham < kNcham; icham++) {
 624     for (Int_t iplan = 0; iplan < kNplan; iplan++) {
 625
 626       Int_t iDet = GetDetectorSec(iplan,icham);
 627
 628       // The lower part of the readout chambers (drift volume + radiator)
 629       // The aluminum frames
 630       sprintf(cTagV,"UA%02d",iDet);
 631       parCha[0] = fCwidth[iplan]/2.0;
 632       parCha[1] = fClength[iplan][icham]/2.0 - fgkHspace/2.0;
 633       parCha[2] = fgkCraH/2.0 + fgkCdrH/2.0;
 634       fChamberUAboxd[iDet][0] = parCha[0];
 635       fChamberUAboxd[iDet][1] = parCha[1];
 636       fChamberUAboxd[iDet][2] = parCha[2];
 637       gMC->Gsvolu(cTagV,"BOX ",idtmed[1301-1],parCha,kNparCha);
 638       // The additional aluminum on the frames
 639       // This part has not the correct postion but is just supposed to
 640       // represent the missing material. The correct form of the L-shaped
 641       // profile would not fit into the alignable volume.
 642       sprintf(cTagV,"UZ%02d",iDet);
 643       parCha[0] = fgkCroW/2.0;
 644       parCha[1] = fClength[iplan][icham]/2.0 - fgkHspace/2.0;
 645       parCha[2] = fgkCalW/2.0;
 646       fChamberUAboxd[iDet][0] = fChamberUAboxd[iDet][0] + fgkCroW;
 647       gMC->Gsvolu(cTagV,"BOX ",idtmed[1301-1],parCha,kNparCha);
 648       // The Wacosit frames
 649       sprintf(cTagV,"UB%02d",iDet);
 650       parCha[0] = fCwidth[iplan]/2.0 - fgkCalT;
 651       parCha[1] = -1.0;
 652       parCha[2] = -1.0;
 653       gMC->Gsvolu(cTagV,"BOX ",idtmed[1307-1],parCha,kNparCha);
 654       // The glue around the radiator
 655       sprintf(cTagV,"UX%02d",iDet);
 656       parCha[0] = fCwidth[iplan]/2.0 - fgkCalT - fgkCclsT;
 657       parCha[1] = fClength[iplan][icham]/2.0 - fgkHspace/2.0 - fgkCclfT;
 658       parCha[2] = fgkCraH/2.0;
 659       gMC->Gsvolu(cTagV,"BOX ",idtmed[1311-1],parCha,kNparCha);
 660       // The inner part of radiator (air)
 661       sprintf(cTagV,"UC%02d",iDet);
 662       parCha[0] = fCwidth[iplan]/2.0 - fgkCalT - fgkCclsT - fgkCglT;
 663       parCha[1] = fClength[iplan][icham]/2.0 - fgkHspace/2.0 - fgkCclfT - fgkCglT;
 664       parCha[2] = -1.0;
 665       gMC->Gsvolu(cTagV,"BOX ",idtmed[1302-1],parCha,kNparCha);
 666
 667       // The upper part of the readout chambers (amplification volume)
 668       // The Wacosit frames
 669       sprintf(cTagV,"UD%02d",iDet);
 670       parCha[0] = fCwidth[iplan]/2.0 + fgkCroW;
 671       parCha[1] = fClength[iplan][icham]/2.0 - fgkHspace/2.0;
 672       parCha[2] = fgkCamH/2.0;
 673       fChamberUDboxd[iDet][0] = parCha[0];
 674       fChamberUDboxd[iDet][1] = parCha[1];
 675       fChamberUDboxd[iDet][2] = parCha[2];
 676       gMC->Gsvolu(cTagV,"BOX ",idtmed[1307-1],parCha,kNparCha);
 677       // The inner part of the Wacosit frame (air)
 678       sprintf(cTagV,"UE%02d",iDet);
 679       parCha[0] = fCwidth[iplan]/2.0 + fgkCroW - fgkCcuT;
 680       parCha[1] = fClength[iplan][icham]/2.0 - fgkHspace/2.0 - fgkCcuT;
 681       parCha[2] = -1.;
 682       gMC->Gsvolu(cTagV,"BOX ",idtmed[1302-1],parCha,kNparCha);
 683
 684       // The support structure (pad plane, back panel, readout boards)
 685       // The aluminum frames
 686       sprintf(cTagV,"UF%02d",iDet);
 687       parCha[0] = fCwidth[iplan]/2.0 + fgkCroW;
 688       parCha[1] = fClength[iplan][icham]/2.0 - fgkHspace/2.0;
 689       parCha[2] = fgkCroH/2.0;
 690       fChamberUFboxd[iDet][0] = parCha[0];
 691       fChamberUFboxd[iDet][1] = parCha[1];
 692       fChamberUFboxd[iDet][2] = parCha[2];
 693       gMC->Gsvolu(cTagV,"BOX ",idtmed[1301-1],parCha,kNparCha);
 694       // The inner part of the aluminum frames
 695       sprintf(cTagV,"UG%02d",iDet);
 696       parCha[0] = fCwidth[iplan]/2.0 + fgkCroW - fgkCauT;
 697       parCha[1] = fClength[iplan][icham]/2.0 - fgkHspace/2.0 - fgkCauT;
 698       parCha[2] = -1.0;
 699       gMC->Gsvolu(cTagV,"BOX ",idtmed[1302-1],parCha,kNparCha);
 700
 701       // The material layers inside the chambers
 702       // Rohacell layer (radiator)
 703       parCha[0] = -1.0;
 704       parCha[1] = -1.0;
 705       parCha[2] = fgkRaThick/2.0;
 706       sprintf(cTagV,"UH%02d",iDet);
 707       gMC->Gsvolu(cTagV,"BOX ",idtmed[1315-1],parCha,kNparCha);
 708       // Xe/Isobutane layer (drift volume)
 709       parCha[0] = fCwidth[iplan]/2.0 - fgkCalT - fgkCclsT;
 710       parCha[1] = fClength[iplan][icham]/2.0 - fgkHspace/2.0 - fgkCclfT;
 711       parCha[2] = fgkDrThick/2.0;
 712       sprintf(cTagV,"UJ%02d",iDet);
 713       gMC->Gsvolu(cTagV,"BOX ",idtmed[1309-1],parCha,kNparCha);
 714       // Xe/Isobutane layer (amplification volume)
 715       parCha[0] = -1.0;
 716       parCha[1] = -1.0;
 717       parCha[2] = fgkAmThick/2.0;
 718       sprintf(cTagV,"UK%02d",iDet);
 719       gMC->Gsvolu(cTagV,"BOX ",idtmed[1309-1],parCha,kNparCha);
 720       // Cu layer (wire plane)
 721       parCha[0] = -1.0;
 722       parCha[1] = -1.0;
 723       parCha[2] = fgkWrThick/2.0;
 724       sprintf(cTagV,"UW%02d",iDet);
 725       gMC->Gsvolu(cTagV,"BOX ",idtmed[1303-1],parCha,kNparCha);
 726       // Cu layer (pad plane)
 727       parCha[0] = -1.0;
 728       parCha[1] = -1.0;
 729       parCha[2] = fgkCuThick/2.0;
 730       sprintf(cTagV,"UL%02d",iDet);
 731       gMC->Gsvolu(cTagV,"BOX ",idtmed[1305-1],parCha,kNparCha);
 732       // Epoxy layer (glue)
 733       parCha[0] = -1.0;
 734       parCha[1] = -1.0;
 735       parCha[2] = fgkGlThick/2.0;
 736       sprintf(cTagV,"UY%02d",iDet);
 737       gMC->Gsvolu(cTagV,"BOX ",idtmed[1311-1],parCha,kNparCha);
 738       // G10 layer (support structure / honeycomb)
 739       parCha[0] = -1.0;
 740       parCha[1] = -1.0;
 741       parCha[2] = fgkSuThick/2.0;
 742       sprintf(cTagV,"UM%02d",iDet);
 743       gMC->Gsvolu(cTagV,"BOX ",idtmed[1310-1],parCha,kNparCha);
 744       // G10 layer (PCB readout board)
 745       parCha[0] = -1.0;
 746       parCha[1] = -1.0;
 747       parCha[2] = fgkRpThick/2;
 748       sprintf(cTagV,"UN%02d",iDet);
 749       gMC->Gsvolu(cTagV,"BOX ",idtmed[1313-1],parCha,kNparCha);
 750       // Cu layer (traces in readout board)
 751       parCha[0] = -1.0;
 752       parCha[1] = -1.0;
 753       parCha[2] = fgkRcThick/2.0;
 754       sprintf(cTagV,"UO%02d",iDet);
 755       gMC->Gsvolu(cTagV,"BOX ",idtmed[1306-1],parCha,kNparCha);
 756       // Cu layer (other material on in readout board)
 757       parCha[0] = -1.0;
 758       parCha[1] = -1.0;
 759       parCha[2] = fgkRoThick/2.0;
 760       sprintf(cTagV,"UV%02d",iDet);
 761       gMC->Gsvolu(cTagV,"BOX ",idtmed[1304-1],parCha,kNparCha);
 762
 763       // Position the layers in the chambers
 764       xpos = 0.0;
 765       ypos = 0.0;
 766       // Lower part
 767       // Rohacell layer (radiator)
 768       zpos = fgkRaZpos;
 769       sprintf(cTagV,"UH%02d",iDet);
 770       sprintf(cTagM,"UC%02d",iDet);
 771       gMC->Gspos(cTagV,1,cTagM,xpos,ypos,zpos,0,"ONLY");
 772       // Xe/Isobutane layer (drift volume)
 773       zpos = fgkDrZpos;
 774       sprintf(cTagV,"UJ%02d",iDet);
 775       sprintf(cTagM,"UB%02d",iDet);
 776       gMC->Gspos(cTagV,1,cTagM,xpos,ypos,zpos,0,"ONLY");
 777       // Upper part
 778       // Xe/Isobutane layer (amplification volume)
 779       zpos = fgkAmZpos;
 780       sprintf(cTagV,"UK%02d",iDet);
 781       sprintf(cTagM,"UE%02d",iDet);
 782       gMC->Gspos(cTagV,1,cTagM,xpos,ypos,zpos,0,"ONLY");
 783       // Cu layer (wire plane inside amplification volume)
 784       zpos = fgkWrZpos;
 785       sprintf(cTagV,"UW%02d",iDet);
 786       sprintf(cTagM,"UK%02d",iDet);
 787       gMC->Gspos(cTagV,1,cTagM,xpos,ypos,zpos,0,"ONLY");
 788       // Readout part + support plane
 789       // Cu layer (pad plane)
 790       zpos = fgkCuZpos;
 791       sprintf(cTagV,"UL%02d",iDet);
 792       sprintf(cTagM,"UG%02d",iDet);
 793       gMC->Gspos(cTagV,1,cTagM,xpos,ypos,zpos,0,"ONLY");
 794       // Epoxy layer (glue)
 795       zpos = fgkGlZpos;
 796       sprintf(cTagV,"UY%02d",iDet);
 797       sprintf(cTagM,"UG%02d",iDet);
 798       gMC->Gspos(cTagV,1,cTagM,xpos,ypos,zpos,0,"ONLY");
 799       // G10 layer (support structure)
 800       zpos = fgkSuZpos;
 801       sprintf(cTagV,"UM%02d",iDet);
 802       sprintf(cTagM,"UG%02d",iDet);
 803       gMC->Gspos(cTagV,1,cTagM,xpos,ypos,zpos,0,"ONLY");
 804       // G10 layer (PCB readout board)
 805       zpos = fgkRpZpos;
 806       sprintf(cTagV,"UN%02d",iDet);
 807       sprintf(cTagM,"UG%02d",iDet);
 808       gMC->Gspos(cTagV,1,cTagM,xpos,ypos,zpos,0,"ONLY");
 809       // Cu layer (traces in readout board)
 810       zpos = fgkRcZpos;
 811       sprintf(cTagV,"UO%02d",iDet);
 812       sprintf(cTagM,"UG%02d",iDet);
 813       gMC->Gspos(cTagV,1,cTagM,xpos,ypos,zpos,0,"ONLY");
 814       // Cu layer (other materials on readout board)
 815       zpos = fgkRoZpos;
 816       sprintf(cTagV,"UV%02d",iDet);
 817       sprintf(cTagM,"UG%02d",iDet);
 818       gMC->Gspos(cTagV,1,cTagM,xpos,ypos,zpos,0,"ONLY");
 819
 820       // Position the inner volumes of the chambers in the frames
 821       xpos = 0.0;
 822       ypos = 0.0;
 823       // The inner part of the radiator
 824       zpos = 0.0;
 825       sprintf(cTagV,"UC%02d",iDet);
 826       sprintf(cTagM,"UX%02d",iDet);
 827       gMC->Gspos(cTagV,1,cTagM,xpos,ypos,zpos,0,"ONLY");
 828       // The glue around the radiator
 829       zpos = fgkCraH/2.0 - fgkCdrH/2.0 - fgkCraH/2.0;
 830       sprintf(cTagV,"UX%02d",iDet);
 831       sprintf(cTagM,"UB%02d",iDet);
 832       gMC->Gspos(cTagV,1,cTagM,xpos,ypos,zpos,0,"ONLY");
 833       // The lower Wacosit frame inside the aluminum frame
 834       zpos = 0.0;
 835       sprintf(cTagV,"UB%02d",iDet);
 836       sprintf(cTagM,"UA%02d",iDet);
 837       gMC->Gspos(cTagV,1,cTagM,xpos,ypos,zpos,0,"ONLY");
 838       // The inside of the upper Wacosit frame
 839       zpos = 0.0;
 840       sprintf(cTagV,"UE%02d",iDet);
 841       sprintf(cTagM,"UD%02d",iDet);
 842       gMC->Gspos(cTagV,1,cTagM,xpos,ypos,zpos,0,"ONLY");
 843       // The inside of the upper aluminum frame
 844       zpos = 0.0;
 845       sprintf(cTagV,"UG%02d",iDet);
 846       sprintf(cTagM,"UF%02d",iDet);
 847       gMC->Gspos(cTagV,1,cTagM,xpos,ypos,zpos,0,"ONLY");
 848
 849       // Position the frames of the chambers in the TRD mother volume
 850       xpos  = 0.0;
 851       ypos  = fClength[iplan][0] + fClength[iplan][1] + fClength[iplan][2]/2.0;
 852       for (Int_t ic = 0; ic < icham; ic++) {
 853         ypos -= fClength[iplan][ic];
 854       }
 855       ypos -= fClength[iplan][icham]/2.0;
 856       zpos  = fgkVrocsm + fgkSMpltT + fgkCraH/2.0 + fgkCdrH/2.0 - fgkSheight/2.0
 857             + iplan * (fgkCH + fgkVspace);
 858       // The lower aluminum frame, radiator + drift region
 859       sprintf(cTagV,"UA%02d",iDet);
 860       fChamberUAorig[iDet][0] = xpos;
 861       fChamberUAorig[iDet][1] = ypos;
 862       fChamberUAorig[iDet][2] = zpos;
 863       // The upper G10 frame, amplification region
 864       sprintf(cTagV,"UD%02d",iDet);
 865       zpos += fgkCamH/2.0 + fgkCraH/2.0 + fgkCdrH/2.0;
 866       fChamberUDorig[iDet][0] = xpos;
 867       fChamberUDorig[iDet][1] = ypos;
 868       fChamberUDorig[iDet][2] = zpos;
 869       // The upper aluminum frame
 870       sprintf(cTagV,"UF%02d",iDet);
 871       zpos += fgkCroH/2.0 + fgkCamH/2.0;
 872       fChamberUForig[iDet][0] = xpos;
 873       fChamberUForig[iDet][1] = ypos;
 874       fChamberUForig[iDet][2] = zpos;
 875
 876     }
 877   }
 878
 879   // Create the volumes of the super module frame
 880   CreateFrame(idtmed);
 881
 882   // Create the volumes of the services
 883   CreateServices(idtmed);
 884
 885   for (Int_t icham = 0; icham < kNcham; icham++) {
 886     for (Int_t iplan = 0; iplan < kNplan; iplan++) {
 887       GroupChamber(iplan,icham,idtmed);
 888     }
 889   }
 890
 891   xpos = 0.0;
 892   ypos = 0.0;
 893   zpos = 0.0;
 894   gMC->Gspos("UTI1",1,"UTS1",xpos,ypos,zpos,0,"ONLY");
 895   gMC->Gspos("UTI2",1,"UTS2",xpos,ypos,zpos,0,"ONLY");
 896   gMC->Gspos("UTI3",1,"UTS3",xpos,ypos,zpos,0,"ONLY");
 897
 898   xpos = 0.0;
 899   ypos = 0.0;
 900   zpos = 0.0;
 901   gMC->Gspos("UTS1",1,"UTR1",xpos,ypos,zpos,0,"ONLY");
 902   gMC->Gspos("UTS2",1,"UTR2",xpos,ypos,zpos,0,"ONLY");
 903   gMC->Gspos("UTS3",1,"UTR3",xpos,ypos,zpos,0,"ONLY");
 904
 905   // Put the TRD volumes into the space frame mother volumes
 906   // if enabled via status flag
 907   xpos = 0.0;
 908   ypos = 0.0;
 909   zpos = 0.0;
 910   for (Int_t isect = 0; isect < kNsect; isect++) {
 911     if (fSMstatus[isect]) {
 912       sprintf(cTagV,"BTRD%d",isect);
 913       switch (isect) {
 914       case 13:
 915       case 14:
 916       case 15:
 917         // Double carbon, w/o middle stack
 918         gMC->Gspos("UTR3",1,cTagV,xpos,ypos,zpos,0,"ONLY");
 919         break;
 920       case 11:
 921       case 12:
 922         // Double carbon, all stacks
 923         gMC->Gspos("UTR2",1,cTagV,xpos,ypos,zpos,0,"ONLY");
 924         break;
 925       default:
 926         // Standard supermodule
 927         gMC->Gspos("UTR1",1,cTagV,xpos,ypos,zpos,0,"ONLY");
 928       };
 929     }
 930   }
 931
 932   // Put the TRD volumes into the space frame mother volumes
 933   // if enabled via status flag
 934   xpos = 0.0;
 935   ypos = 0.5*fgkSlength + 0.5*fgkFlength;
 936   zpos = 0.0;
 937   for (Int_t isect = 0; isect < kNsect; isect++) {
 938     if (fSMstatus[isect]) {
 939       sprintf(cTagV,"BTRD%d",isect);
 940       gMC->Gspos("UTF1",1,cTagV,xpos, ypos,zpos,0,"ONLY");
 941       gMC->Gspos("UTF2",1,cTagV,xpos,-ypos,zpos,0,"ONLY");
 942     }
 943   }
 944
 945 }
 946
 947 //_____________________________________________________________________________
 948 void AliTRDgeometry::CreateFrame(Int_t *idtmed)
 949 {
 950   //
 951   // Create the geometry of the frame of the supermodule
 952   //
 953   // Names of the TRD services volumina
 954   //
 955   //        USRL    Support rails for the chambers (Al)
 956   //        USxx    Support cross bars between the chambers (Al)
 957   //        USHx    Horizontal connection between the cross bars (Al)
 958   //        USLx    Long corner ledges (Al)
 959   //
 960
 961   Int_t   iplan = 0;
 962
 963   Float_t xpos  = 0.0;
 964   Float_t ypos  = 0.0;
 965   Float_t zpos  = 0.0;
 966
 967   Char_t  cTagV[5];
 968   Char_t  cTagM[5];
 969
 970   const Int_t kNparTRD = 4;
 971   Float_t parTRD[kNparTRD];
 972   const Int_t kNparBOX = 3;
 973   Float_t parBOX[kNparBOX];
 974   const Int_t kNparTRP = 11;
 975   Float_t parTRP[kNparTRP];
 976
 977   // The rotation matrices
 978   const Int_t kNmatrix = 6;
 979   Int_t   matrix[kNmatrix];
 980   gMC->Matrix(matrix[0], 100.0,   0.0,  90.0,  90.0,  10.0,   0.0);
 981   gMC->Matrix(matrix[1],  80.0,   0.0,  90.0,  90.0,  10.0, 180.0);
 982   gMC->Matrix(matrix[2],  90.0,   0.0,   0.0,   0.0,  90.0,  90.0);
 983   gMC->Matrix(matrix[3],  90.0, 180.0,   0.0, 180.0,  90.0,  90.0);
 984   gMC->Matrix(matrix[4], 170.0,   0.0,  80.0,   0.0,  90.0,  90.0);
 985   gMC->Matrix(matrix[5], 170.0, 180.0,  80.0, 180.0,  90.0,  90.0);
 986   gMC->Matrix(matrix[6], 180.0, 180.0,  90.0, 180.0,  90.0,  90.0);
 987
 988   //
 989   // The carbon inserts in the top/bottom aluminum plates
 990   //
 991
 992   const Int_t kNparCrb = 3;
 993   Float_t parCrb[kNparCrb];
 994   parCrb[0] = 0.0;
 995   parCrb[1] = 0.0;
 996   parCrb[2] = 0.0;
 997   gMC->Gsvolu("USCR","BOX ",idtmed[1307-1],parCrb,0);
 998   // Bottom 1 (all sectors)
 999   parCrb[0] =  77.49/2.0;
1000   parCrb[1] = 104.60/2.0;
1001   parCrb[2] = fgkSMpltT/2.0;
1002   xpos      =   0.0;
1003   ypos      =   0.0;
1004   zpos      = fgkSMpltT/2.0 - fgkSheight/2.0;
1005   gMC->Gsposp("USCR", 1,"UTS1", xpos, ypos, zpos,0,"ONLY",parCrb,kNparCrb);
1006   gMC->Gsposp("USCR", 2,"UTS2", xpos, ypos, zpos,0,"ONLY",parCrb,kNparCrb);
1007   gMC->Gsposp("USCR", 3,"UTS3", xpos, ypos, zpos,0,"ONLY",parCrb,kNparCrb);
1008   // Bottom 2 (all sectors)
1009   parCrb[0] =  77.49/2.0;
1010   parCrb[1] =  55.80/2.0;
1011   parCrb[2] = fgkSMpltT/2.0;
1012   xpos      =   0.0;
1013   ypos      =  85.6;
1014   zpos      = fgkSMpltT/2.0 - fgkSheight/2.0;
1015   gMC->Gsposp("USCR", 4,"UTS1", xpos, ypos, zpos,0,"ONLY",parCrb,kNparCrb);
1016   gMC->Gsposp("USCR", 5,"UTS2", xpos, ypos, zpos,0,"ONLY",parCrb,kNparCrb);
1017   gMC->Gsposp("USCR", 6,"UTS3", xpos, ypos, zpos,0,"ONLY",parCrb,kNparCrb);
1018   gMC->Gsposp("USCR", 7,"UTS1", xpos,-ypos, zpos,0,"ONLY",parCrb,kNparCrb);
1019   gMC->Gsposp("USCR", 8,"UTS2", xpos,-ypos, zpos,0,"ONLY",parCrb,kNparCrb);
1020   gMC->Gsposp("USCR", 9,"UTS3", xpos,-ypos, zpos,0,"ONLY",parCrb,kNparCrb);
1021   // Bottom 3 (all sectors)
1022   parCrb[0] =  77.49/2.0;
1023   parCrb[1] =  56.00/2.0;
1024   parCrb[2] = fgkSMpltT/2.0;
1025   xpos      =   0.0;
1026   ypos      = 148.5;
1027   zpos      = fgkSMpltT/2.0 - fgkSheight/2.0;
1028   gMC->Gsposp("USCR",10,"UTS1", xpos, ypos, zpos,0,"ONLY",parCrb,kNparCrb);
1029   gMC->Gsposp("USCR",11,"UTS2", xpos, ypos, zpos,0,"ONLY",parCrb,kNparCrb);
1030   gMC->Gsposp("USCR",12,"UTS3", xpos, ypos, zpos,0,"ONLY",parCrb,kNparCrb);
1031   gMC->Gsposp("USCR",13,"UTS1", xpos,-ypos, zpos,0,"ONLY",parCrb,kNparCrb);
1032   gMC->Gsposp("USCR",14,"UTS2", xpos,-ypos, zpos,0,"ONLY",parCrb,kNparCrb);
1033   gMC->Gsposp("USCR",15,"UTS3", xpos,-ypos, zpos,0,"ONLY",parCrb,kNparCrb);
1034   // Bottom 4 (all sectors)
1035   parCrb[0] =  77.49/2.0;
1036   parCrb[1] = 118.00/2.0;
1037   parCrb[2] = fgkSMpltT/2.0;
1038   xpos      =   0.0;
1039   ypos      = 240.5;
1040   zpos      = fgkSMpltT/2.0 - fgkSheight/2.0;
1041   gMC->Gsposp("USCR",16,"UTS1", xpos, ypos, zpos,0,"ONLY",parCrb,kNparCrb);
1042   gMC->Gsposp("USCR",17,"UTS2", xpos, ypos, zpos,0,"ONLY",parCrb,kNparCrb);
1043   gMC->Gsposp("USCR",18,"UTS3", xpos, ypos, zpos,0,"ONLY",parCrb,kNparCrb);
1044   gMC->Gsposp("USCR",19,"UTS1", xpos,-ypos, zpos,0,"ONLY",parCrb,kNparCrb);
1045   gMC->Gsposp("USCR",20,"UTS2", xpos,-ypos, zpos,0,"ONLY",parCrb,kNparCrb);
1046   gMC->Gsposp("USCR",21,"UTS3", xpos,-ypos, zpos,0,"ONLY",parCrb,kNparCrb);
1047   // Top 1 (only in front of PHOS)
1048   parCrb[0] = 111.48/2.0;
1049   parCrb[1] = 105.00/2.0;
1050   parCrb[2] = fgkSMpltT/2.0;
1051   xpos      =   0.0;
1052   ypos      =   0.0;
1053   zpos      = fgkSMpltT/2.0 - fgkSheight/2.0;
1054   gMC->Gsposp("USCR",22,"UTS2", xpos, ypos,-zpos,0,"ONLY",parCrb,kNparCrb);
1055   gMC->Gsposp("USCR",23,"UTS3", xpos, ypos,-zpos,0,"ONLY",parCrb,kNparCrb);
1056   // Top 2 (only in front of PHOS)
1057   parCrb[0] = 111.48/2.0;
1058   parCrb[1] =  56.00/2.0;
1059   parCrb[2] = fgkSMpltT/2.0;
1060   xpos      =   0.0;
1061   ypos      =  85.5;
1062   zpos      = fgkSMpltT/2.0 - fgkSheight/2.0;
1063   gMC->Gsposp("USCR",24,"UTS2", xpos, ypos,-zpos,0,"ONLY",parCrb,kNparCrb);
1064   gMC->Gsposp("USCR",25,"UTS3", xpos, ypos,-zpos,0,"ONLY",parCrb,kNparCrb);
1065   gMC->Gsposp("USCR",26,"UTS2", xpos,-ypos,-zpos,0,"ONLY",parCrb,kNparCrb);
1066   gMC->Gsposp("USCR",27,"UTS3", xpos,-ypos,-zpos,0,"ONLY",parCrb,kNparCrb);
1067
1068   //
1069   // The chamber support rails
1070   //
1071
1072   const Float_t kSRLwid  = 2.00;
1073   const Float_t kSRLhgt  = 2.3;
1074   const Float_t kSRLdst  = 1.0;
1075   const Int_t   kNparSRL = 3;
1076   Float_t parSRL[kNparSRL];
1077   parSRL[0] = kSRLwid   /2.0;
1078   parSRL[1] = fgkSlength/2.0;
1079   parSRL[2] = kSRLhgt   /2.0;
1080   gMC->Gsvolu("USRL","BOX ",idtmed[1301-1],parSRL,kNparSRL);
1081
1082   xpos  = 0.0;
1083   ypos  = 0.0;
1084   zpos  = 0.0;
1085   for (iplan = 0; iplan < kNplan; iplan++) {
1086     xpos  = fCwidth[iplan]/2.0 + kSRLwid/2.0 + kSRLdst;
1087     ypos  = 0.0;
1088     zpos  = fgkVrocsm + fgkSMpltT + fgkCraH + fgkCdrH + fgkCamH
1089           - fgkSheight/2.0
1090           + iplan * (fgkCH + fgkVspace);
1091     gMC->Gspos("USRL",iplan+1         ,"UTI1", xpos,ypos,zpos,0,"ONLY");
1092     gMC->Gspos("USRL",iplan+1+  kNplan,"UTI1",-xpos,ypos,zpos,0,"ONLY");
1093     gMC->Gspos("USRL",iplan+1+2*kNplan,"UTI2", xpos,ypos,zpos,0,"ONLY");
1094     gMC->Gspos("USRL",iplan+1+3*kNplan,"UTI2",-xpos,ypos,zpos,0,"ONLY");
1095     gMC->Gspos("USRL",iplan+1+4*kNplan,"UTI3", xpos,ypos,zpos,0,"ONLY");
1096     gMC->Gspos("USRL",iplan+1+5*kNplan,"UTI3",-xpos,ypos,zpos,0,"ONLY");
1097   }
1098
1099   //
1100   // The cross bars between the chambers
1101   //
1102
1103   const Float_t kSCBwid  = 1.0;
1104   const Float_t kSCBthk  = 2.0;
1105   const Float_t kSCHhgt  = 0.3;
1106
1107   const Int_t   kNparSCB = 3;
1108   Float_t parSCB[kNparSCB];
1109   parSCB[1] = kSCBwid/2.0;
1110   parSCB[2] = fgkCH  /2.0 + fgkVspace/2.0 - kSCHhgt;
1111
1112   const Int_t   kNparSCI = 3;
1113   Float_t parSCI[kNparSCI];
1114   parSCI[1] = -1;
1115
1116   xpos  = 0.0;
1117   ypos  = 0.0;
1118   zpos  = 0.0;
1119   for (iplan = 0; iplan < kNplan; iplan++) {
1120
1121     // The aluminum of the cross bars
1122     parSCB[0] = fCwidth[iplan]/2.0 + kSRLdst/2.0;
1123     sprintf(cTagV,"USF%01d",iplan);
1124     gMC->Gsvolu(cTagV,"BOX ",idtmed[1301-1],parSCB,kNparSCB);
1125
1126     // The empty regions in the cross bars
1127     Float_t thkSCB = kSCBthk;
1128     if (iplan < 2) {
1129       thkSCB *= 1.5;
1130     }
1131     parSCI[2] = parSCB[2] - thkSCB;
1132     parSCI[0] = parSCB[0]/4.0 - kSCBthk;
1133     sprintf(cTagV,"USI%01d",iplan);
1134     gMC->Gsvolu(cTagV,"BOX ",idtmed[1302-1],parSCI,kNparSCI);
1135
1136     sprintf(cTagV,"USI%01d",iplan);
1137     sprintf(cTagM,"USF%01d",iplan);
1138     ypos  = 0.0;
1139     zpos  = 0.0;
1140     xpos  =   parSCI[0] + thkSCB/2.0;
1141     gMC->Gspos(cTagV,1,cTagM,xpos,ypos,zpos,0,"ONLY");
1142     xpos  = - parSCI[0] - thkSCB/2.0;
1143     gMC->Gspos(cTagV,2,cTagM,xpos,ypos,zpos,0,"ONLY");
1144     xpos  =   3.0 * parSCI[0] + 1.5 * thkSCB;
1145     gMC->Gspos(cTagV,3,cTagM,xpos,ypos,zpos,0,"ONLY");
1146     xpos  = - 3.0 * parSCI[0] - 1.5 * thkSCB;
1147     gMC->Gspos(cTagV,4,cTagM,xpos,ypos,zpos,0,"ONLY");
1148
1149     sprintf(cTagV,"USF%01d",iplan);
1150     xpos  = 0.0;
1151     zpos  = fgkVrocsm + fgkSMpltT + parSCB[2] - fgkSheight/2.0
1152           + iplan * (fgkCH + fgkVspace);
1153
1154     ypos  =   fClength[iplan][2]/2.0 + fClength[iplan][1];
1155     gMC->Gspos(cTagV, 1,"UTI1", xpos,ypos,zpos,0,"ONLY");
1156     gMC->Gspos(cTagV, 3,"UTI2", xpos,ypos,zpos,0,"ONLY");
1157     gMC->Gspos(cTagV, 5,"UTI3", xpos,ypos,zpos,0,"ONLY");
1158
1159     ypos  = - fClength[iplan][2]/2.0 - fClength[iplan][1];
1160     gMC->Gspos(cTagV, 2,"UTI1", xpos,ypos,zpos,0,"ONLY");
1161     gMC->Gspos(cTagV, 4,"UTI2", xpos,ypos,zpos,0,"ONLY");
1162     gMC->Gspos(cTagV, 6,"UTI3", xpos,ypos,zpos,0,"ONLY");
1163
1164   }
1165
1166   //
1167   // The horizontal connections between the cross bars
1168   //
1169
1170   const Int_t   kNparSCH = 3;
1171   Float_t parSCH[kNparSCH];
1172
1173   for (iplan = 1; iplan < kNplan-1; iplan++) {
1174
1175     parSCH[0] = fCwidth[iplan]/2.0;
1176     parSCH[1] = (fClength[iplan+1][2]/2.0 + fClength[iplan+1][1]
1177                - fClength[iplan  ][2]/2.0 - fClength[iplan  ][1])/2.0;
1178     parSCH[2] = kSCHhgt/2.0;
1179
1180     sprintf(cTagV,"USH%01d",iplan);
1181     gMC->Gsvolu(cTagV,"BOX ",idtmed[1301-1],parSCH,kNparSCH);
1182     xpos  = 0.0;
1183     ypos  = fClength[iplan][2]/2.0 + fClength[iplan][1] + parSCH[1];
1184     zpos  = fgkVrocsm + fgkSMpltT - kSCHhgt/2.0 - fgkSheight/2.0
1185           + (iplan+1) * (fgkCH + fgkVspace);
1186     gMC->Gspos(cTagV,1,"UTI1", xpos,ypos,zpos,0,"ONLY");
1187     gMC->Gspos(cTagV,3,"UTI2", xpos,ypos,zpos,0,"ONLY");
1188     gMC->Gspos(cTagV,5,"UTI3", xpos,ypos,zpos,0,"ONLY");
1189     ypos  = -ypos;
1190     gMC->Gspos(cTagV,2,"UTI1", xpos,ypos,zpos,0,"ONLY");
1191     gMC->Gspos(cTagV,4,"UTI2", xpos,ypos,zpos,0,"ONLY");
1192     gMC->Gspos(cTagV,6,"UTI3", xpos,ypos,zpos,0,"ONLY");
1193
1194   }
1195
1196   //
1197   // The aymmetric flat frame in the middle
1198   //
1199
1200   // The envelope volume (aluminum)
1201   parTRD[0]  =  87.60/2.0;
1202   parTRD[1]  = 114.00/2.0;
1203   parTRD[2]  =   1.20/2.0;
1204   parTRD[3]  =  71.30/2.0;
1205   gMC->Gsvolu("USDB","TRD1",idtmed[1301-1],parTRD,kNparTRD);
1206   // Empty spaces (air)
1207   parTRP[ 0] =   1.20/2.0;
1208   parTRP[ 1] =   0.0;
1209   parTRP[ 2] =   0.0;
1210   parTRP[ 3] =  27.00/2.0;
1211   parTRP[ 4] =  50.60/2.0;
1212   parTRP[ 5] =   5.00/2.0;
1213   parTRP[ 6] =   3.5;
1214   parTRP[ 7] =  27.00/2.0;
1215   parTRP[ 8] =  50.60/2.0;
1216   parTRP[ 9] =   5.00/2.0;
1217   parTRP[10] =   3.5;
1218   gMC->Gsvolu("USD1","TRAP",idtmed[1302-1],parTRP,kNparTRP);
1219   xpos       =  18.0;
1220   ypos       =   0.0;
1221   zpos       =   27.00/2.0 - 71.3/2.0;
1222   gMC->Gspos("USD1",1,"USDB", xpos, ypos, zpos,matrix[2],"ONLY");
1223   // Empty spaces (air)
1224   parTRP[ 0] =   1.20/2.0;
1225   parTRP[ 1] =   0.0;
1226   parTRP[ 2] =   0.0;
1227   parTRP[ 3] =  33.00/2.0;
1228   parTRP[ 4] =   5.00/2.0;
1229   parTRP[ 5] =  62.10/2.0;
1230   parTRP[ 6] =   3.5;
1231   parTRP[ 7] =  33.00/2.0;
1232   parTRP[ 8] =   5.00/2.0;
1233   parTRP[ 9] =  62.10/2.0;
1234   parTRP[10] =   3.5;
1235   gMC->Gsvolu("USD2","TRAP",idtmed[1302-1],parTRP,kNparTRP);
1236   xpos       =  21.0;
1237   ypos       =   0.0;
1238   zpos       =  71.3/2.0 - 33.0/2.0;
1239   gMC->Gspos("USD2",1,"USDB", xpos, ypos, zpos,matrix[2],"ONLY");
1240   // Empty spaces (air)
1241   parBOX[ 0] =  22.50/2.0;
1242   parBOX[ 1] =   1.20/2.0;
1243   parBOX[ 2] =  70.50/2.0;
1244   gMC->Gsvolu("USD3","BOX ",idtmed[1302-1],parBOX,kNparBOX);
1245   xpos       = -25.75;
1246   ypos       =   0.0;
1247   zpos       =   0.4;
1248   gMC->Gspos("USD3",1,"USDB", xpos, ypos, zpos,        0,"ONLY");
1249   // Empty spaces (air)
1250   parTRP[ 0] =   1.20/2.0;
1251   parTRP[ 1] =   0.0;
1252   parTRP[ 2] =   0.0;
1253   parTRP[ 3] =  25.50/2.0;
1254   parTRP[ 4] =   5.00/2.0;
1255   parTRP[ 5] =  65.00/2.0;
1256   parTRP[ 6] =  -1.0;
1257   parTRP[ 7] =  25.50/2.0;
1258   parTRP[ 8] =   5.00/2.0;
1259   parTRP[ 9] =  65.00/2.0;
1260   parTRP[10] =  -1.0;
1261   gMC->Gsvolu("USD4","TRAP",idtmed[1302-1],parTRP,kNparTRP);
1262   xpos       =   2.0;
1263   ypos       =   0.0;
1264   zpos       =  -1.6;
1265   gMC->Gspos("USD4",1,"USDB", xpos, ypos, zpos,matrix[6],"ONLY");
1266   // Empty spaces (air)
1267   parTRP[ 0] =   1.20/2.0;
1268   parTRP[ 1] =   0.0;
1269   parTRP[ 2] =   0.0;
1270   parTRP[ 3] =  23.50/2.0;
1271   parTRP[ 4] =  63.50/2.0;
1272   parTRP[ 5] =   5.00/2.0;
1273   parTRP[ 6] =  16.0;
1274   parTRP[ 7] =  23.50/2.0;
1275   parTRP[ 8] =  63.50/2.0;
1276   parTRP[ 9] =   5.00/2.0;
1277   parTRP[10] =  16.0;
1278   gMC->Gsvolu("USD5","TRAP",idtmed[1302-1],parTRP,kNparTRP);
1279   xpos       =  36.5;
1280   ypos       =   0.0;
1281   zpos       =  -1.5;
1282   gMC->Gspos("USD5",1,"USDB", xpos, ypos, zpos,matrix[5],"ONLY");
1283   // Empty spaces (air)
1284   parTRP[ 0] =   1.20/2.0;
1285   parTRP[ 1] =   0.0;
1286   parTRP[ 2] =   0.0;
1287   parTRP[ 3] =  70.50/2.0;
1288   parTRP[ 4] =   4.50/2.0;
1289   parTRP[ 5] =  16.50/2.0;
1290   parTRP[ 6] =  -5.0;
1291   parTRP[ 7] =  70.50/2.0;
1292   parTRP[ 8] =   4.50/2.0;
1293   parTRP[ 9] =  16.50/2.0;
1294   parTRP[10] =  -5.0;
1295   gMC->Gsvolu("USD6","TRAP",idtmed[1302-1],parTRP,kNparTRP);
1296   xpos       = -43.7;
1297   ypos       =   0.0;
1298   zpos       =   0.4;
1299   gMC->Gspos("USD6",1,"USDB", xpos, ypos, zpos,matrix[2],"ONLY");
1300   xpos       =   0.0;
1301   ypos       =   fClength[5][2]/2.0;
1302   zpos       =   0.0;
1303   gMC->Gspos("USDB",1,"UTI1", xpos, ypos, zpos,        0,"ONLY");
1304   gMC->Gspos("USDB",2,"UTI1", xpos,-ypos, zpos,        0,"ONLY");
1305   gMC->Gspos("USDB",3,"UTI2", xpos, ypos, zpos,        0,"ONLY");
1306   gMC->Gspos("USDB",4,"UTI2", xpos,-ypos, zpos,        0,"ONLY");
1307   gMC->Gspos("USDB",5,"UTI3", xpos, ypos, zpos,        0,"ONLY");
1308   gMC->Gspos("USDB",6,"UTI3", xpos,-ypos, zpos,        0,"ONLY");
1309   // Upper bar (aluminum)
1310   parBOX[0] = 95.00/2.0;
1311   parBOX[1] =  1.20/2.0;
1312   parBOX[2] =  3.00/2.0;
1313   gMC->Gsvolu("USD7","BOX ",idtmed[1301-1],parBOX,kNparBOX);
1314   xpos       =   0.0;
1315   ypos       =   fClength[5][2]/2.0;
1316   zpos       =   fgkSheight/2.0 - 3.20/2.0;
1317   gMC->Gspos("USD7",1,"UTI1", xpos, ypos, zpos,        0,"ONLY");
1318   gMC->Gspos("USD7",2,"UTI1", xpos,-ypos, zpos,        0,"ONLY");
1319   gMC->Gspos("USD7",3,"UTI2", xpos, ypos, zpos,        0,"ONLY");
1320   gMC->Gspos("USD7",4,"UTI2", xpos,-ypos, zpos,        0,"ONLY");
1321   gMC->Gspos("USD7",5,"UTI3", xpos, ypos, zpos,        0,"ONLY");
1322   gMC->Gspos("USD7",6,"UTI3", xpos,-ypos, zpos,        0,"ONLY");
1323   // Lower bar (aluminum)
1324   parBOX[0] = 90.22/2.0;
1325   parBOX[1] =  1.20/2.0;
1326   parBOX[2] =  1.90/2.0;
1327   gMC->Gsvolu("USD8","BOX ",idtmed[1301-1],parBOX,kNparBOX);
1328   xpos       =   0.0;
1329   ypos       =   fClength[5][2]/2.0;
1330   zpos       =  -fgkSheight/2.0 + 2.35;
1331   gMC->Gspos("USD8",1,"UTI1", xpos, ypos, zpos,        0,"ONLY");
1332   gMC->Gspos("USD8",2,"UTI1", xpos,-ypos, zpos,        0,"ONLY");
1333   gMC->Gspos("USD8",3,"UTI2", xpos, ypos, zpos,        0,"ONLY");
1334   gMC->Gspos("USD8",4,"UTI2", xpos,-ypos, zpos,        0,"ONLY");
1335   gMC->Gspos("USD8",5,"UTI3", xpos, ypos, zpos,        0,"ONLY");
1336   gMC->Gspos("USD8",6,"UTI3", xpos,-ypos, zpos,        0,"ONLY");
1337   // Lower bar (aluminum)
1338   parBOX[0] = 82.60/2.0;
1339   parBOX[1] =  1.20/2.0;
1340   parBOX[2] =  1.40/2.0;
1341   gMC->Gsvolu("USD9","BOX ",idtmed[1301-1],parBOX,kNparBOX);
1342   xpos       =   0.0;
1343   ypos       =   fClength[5][2]/2.0;
1344   zpos       =  -fgkSheight/2.0 + 1.40/2.0;
1345   gMC->Gspos("USD9",1,"UTI1", xpos, ypos, zpos,        0,"ONLY");
1346   gMC->Gspos("USD9",2,"UTI1", xpos,-ypos, zpos,        0,"ONLY");
1347   gMC->Gspos("USD9",3,"UTI2", xpos, ypos, zpos,        0,"ONLY");
1348   gMC->Gspos("USD9",4,"UTI2", xpos,-ypos, zpos,        0,"ONLY");
1349   gMC->Gspos("USD9",5,"UTI3", xpos, ypos, zpos,        0,"ONLY");
1350   gMC->Gspos("USD9",6,"UTI3", xpos,-ypos, zpos,        0,"ONLY");
1351   // Front sheet (aluminum)
1352   parTRP[ 0] =   0.10/2.0;
1353   parTRP[ 1] =   0.0;
1354   parTRP[ 2] =   0.0;
1355   parTRP[ 3] =  74.50/2.0;
1356   parTRP[ 4] =  31.70/2.0;
1357   parTRP[ 5] =  44.00/2.0;
1358   parTRP[ 6] =  -5.0;
1359   parTRP[ 7] =  74.50/2.0;
1360   parTRP[ 8] =  31.70/2.0;
1361   parTRP[ 9] =  44.00/2.0;
1362   parTRP[10] =  -5.0;
1363   gMC->Gsvolu("USDF","TRAP",idtmed[1302-1],parTRP,kNparTRP);
1364   xpos       = -32.0;
1365   ypos       =   fClength[5][2]/2.0 + 1.20/2.0 + 0.10/2.0;
1366   zpos       =   0.0;
1367   gMC->Gspos("USDF",1,"UTI1", xpos, ypos, zpos,matrix[2],"ONLY");
1368   gMC->Gspos("USDF",2,"UTI1", xpos,-ypos, zpos,matrix[2],"ONLY");
1369   gMC->Gspos("USDF",3,"UTI2", xpos, ypos, zpos,matrix[2],"ONLY");
1370   gMC->Gspos("USDF",4,"UTI2", xpos,-ypos, zpos,matrix[2],"ONLY");
1371   gMC->Gspos("USDF",5,"UTI3", xpos, ypos, zpos,matrix[2],"ONLY");
1372   gMC->Gspos("USDF",6,"UTI3", xpos,-ypos, zpos,matrix[2],"ONLY");
1373
1374   //
1375   // The flat frame in front of the chambers
1376   //
1377
1378   // The envelope volume (aluminum)
1379   parTRD[0]  =  90.00/2.0;
1380   parTRD[1]  = 114.00/2.0;
1381   parTRD[2]  =   1.50/2.0;
1382   parTRD[3]  =  70.30/2.0;
1383   gMC->Gsvolu("USCB","TRD1",idtmed[1301-1],parTRD,kNparTRD);
1384   // Empty spaces (air)
1385   parTRD[0]  =  87.00/2.0;
1386   parTRD[1]  =  10.00/2.0;
1387   parTRD[2]  =   1.50/2.0;
1388   parTRD[3]  =  26.35/2.0;
1389   gMC->Gsvolu("USC1","TRD1",idtmed[1302-1],parTRD,kNparTRD);
1390   xpos       =  0.0;
1391   ypos       =  0.0;
1392   zpos       = 26.35/2.0 - 70.3/2.0;
1393   gMC->Gspos("USC1",1,"USCB",xpos,ypos,zpos,0,"ONLY");
1394   // Empty spaces (air)
1395   parTRD[0]  =  10.00/2.0;
1396   parTRD[1]  = 111.00/2.0;
1397   parTRD[2]  =   1.50/2.0;
1398   parTRD[3]  =  35.05/2.0;
1399   gMC->Gsvolu("USC2","TRD1",idtmed[1302-1],parTRD,kNparTRD);
1400   xpos       =  0.0;
1401   ypos       =  0.0;
1402   zpos       = 70.3/2.0 - 35.05/2.0;
1403   gMC->Gspos("USC2",1,"USCB",xpos,ypos,zpos,0,"ONLY");
1404   // Empty spaces (air)
1405   parTRP[ 0] =   1.50/2.0;
1406   parTRP[ 1] =   0.0;
1407   parTRP[ 2] =   0.0;
1408   parTRP[ 3] =  37.60/2.0;
1409   parTRP[ 4] =  63.90/2.0;
1410   parTRP[ 5] =   8.86/2.0;
1411   parTRP[ 6] =  16.0;
1412   parTRP[ 7] =  37.60/2.0;
1413   parTRP[ 8] =  63.90/2.0;
1414   parTRP[ 9] =   8.86/2.0;
1415   parTRP[10] =  16.0;
1416   gMC->Gsvolu("USC3","TRAP",idtmed[1302-1],parTRP,kNparTRP);
1417   xpos       = -30.5;
1418   ypos       =   0.0;
1419   zpos       =  -2.0;
1420   gMC->Gspos("USC3",1,"USCB", xpos, ypos, zpos,matrix[4],"ONLY");
1421   gMC->Gspos("USC3",2,"USCB",-xpos, ypos, zpos,matrix[5],"ONLY");
1422   xpos       =   0.0;
1423   ypos       =   fClength[5][2]/2.0 + fClength[5][1] + fClength[5][0];
1424   zpos       =   0.0;
1425   gMC->Gspos("USCB",1,"UTI1", xpos, ypos, zpos,        0,"ONLY");
1426   gMC->Gspos("USCB",2,"UTI1", xpos,-ypos, zpos,        0,"ONLY");
1427   gMC->Gspos("USCB",3,"UTI2", xpos, ypos, zpos,        0,"ONLY");
1428   gMC->Gspos("USCB",4,"UTI2", xpos,-ypos, zpos,        0,"ONLY");
1429   gMC->Gspos("USCB",5,"UTI3", xpos, ypos, zpos,        0,"ONLY");
1430   gMC->Gspos("USCB",6,"UTI3", xpos,-ypos, zpos,        0,"ONLY");
1431   // Upper bar (aluminum)
1432   parBOX[0] = 95.00/2.0;
1433   parBOX[1] =  1.50/2.0;
1434   parBOX[2] =  3.00/2.0;
1435   gMC->Gsvolu("USC4","BOX ",idtmed[1301-1],parBOX,kNparBOX);
1436   xpos       =   0.0;
1437   ypos       =   fClength[5][2]/2.0 + fClength[5][1] + fClength[5][0];
1438   zpos       =   fgkSheight/2.0 - 3.00/2.0;
1439   gMC->Gspos("USC4",1,"UTI1", xpos, ypos, zpos,        0,"ONLY");
1440   gMC->Gspos("USC4",2,"UTI1", xpos,-ypos, zpos,        0,"ONLY");
1441   gMC->Gspos("USC4",3,"UTI2", xpos, ypos, zpos,        0,"ONLY");
1442   gMC->Gspos("USC4",4,"UTI2", xpos,-ypos, zpos,        0,"ONLY");
1443   gMC->Gspos("USC4",5,"UTI3", xpos, ypos, zpos,        0,"ONLY");
1444   gMC->Gspos("USC4",6,"UTI3", xpos,-ypos, zpos,        0,"ONLY");
1445   // Lower bar (aluminum)
1446   parBOX[0] = 90.22/2.0;
1447   parBOX[1] =  1.50/2.0;
1448   parBOX[2] =  2.20/2.0;
1449   gMC->Gsvolu("USC5","BOX ",idtmed[1301-1],parBOX,kNparBOX);
1450   xpos       =   0.0;
1451   ypos       =   fClength[5][2]/2.0 + fClength[5][1] + fClength[5][0];
1452   zpos       =  -fgkSheight/2.0 + 2.70;
1453   gMC->Gspos("USC5",1,"UTI1", xpos, ypos, zpos,        0,"ONLY");
1454   gMC->Gspos("USC5",2,"UTI1", xpos,-ypos, zpos,        0,"ONLY");
1455   gMC->Gspos("USC5",3,"UTI2", xpos, ypos, zpos,        0,"ONLY");
1456   gMC->Gspos("USC5",4,"UTI2", xpos,-ypos, zpos,        0,"ONLY");
1457   gMC->Gspos("USC5",5,"UTI3", xpos, ypos, zpos,        0,"ONLY");
1458   gMC->Gspos("USC5",6,"UTI3", xpos,-ypos, zpos,        0,"ONLY");
1459   // Lower bar (aluminum)
1460   parBOX[0] = 82.60/2.0;
1461   parBOX[1] =  1.50/2.0;
1462   parBOX[2] =  1.60/2.0;
1463   gMC->Gsvolu("USC6","BOX ",idtmed[1301-1],parBOX,kNparBOX);
1464   xpos       =   0.0;
1465   ypos       =   fClength[5][2]/2.0 + fClength[5][1] + fClength[5][0];
1466   zpos       =  -fgkSheight/2.0 + 1.60/2.0;
1467   gMC->Gspos("USC6",1,"UTI1", xpos, ypos, zpos,        0,"ONLY");
1468   gMC->Gspos("USC6",2,"UTI1", xpos,-ypos, zpos,        0,"ONLY");
1469   gMC->Gspos("USC6",3,"UTI2", xpos, ypos, zpos,        0,"ONLY");
1470   gMC->Gspos("USC6",4,"UTI2", xpos,-ypos, zpos,        0,"ONLY");
1471   gMC->Gspos("USC6",5,"UTI3", xpos, ypos, zpos,        0,"ONLY");
1472   gMC->Gspos("USC6",6,"UTI3", xpos,-ypos, zpos,        0,"ONLY");
1473
1474   //
1475   // The long corner ledges
1476   //
1477
1478   const Int_t   kNparSCL  =  3;
1479   Float_t parSCL[kNparSCL];
1480   const Int_t   kNparSCLb = 11;
1481   Float_t parSCLb[kNparSCLb];
1482
1483   // Upper ledges
1484   // Thickness of the corner ledges
1485   const Float_t kSCLthkUa  =  0.6;
1486   const Float_t kSCLthkUb  =  0.6;
1487   // Width of the corner ledges
1488   const Float_t kSCLwidUa  =  3.2;
1489   const Float_t kSCLwidUb  =  4.8;
1490   // Position of the corner ledges
1491   const Float_t kSCLposxUa = 0.7;
1492   const Float_t kSCLposxUb = 3.3;
1493   const Float_t kSCLposzUa = 1.6;
1494   const Float_t kSCLposzUb = 0.3;
1495   // Vertical
1496   parSCL[0]  = kSCLthkUa /2.0;
1497   parSCL[1]  = fgkSlength/2.0;
1498   parSCL[2]  = kSCLwidUa /2.0;
1499   gMC->Gsvolu("USL1","BOX ",idtmed[1301-1],parSCL,kNparSCL);
1500   xpos  =   fgkSwidth2/2.0 - fgkSMpltT - kSCLposxUa;
1501   ypos  =   0.0;
1502   zpos  =   fgkSheight/2.0 - fgkSMpltT - kSCLposzUa;
1503   gMC->Gspos("USL1",1,"UTI1", xpos,ypos,zpos,matrix[0],"ONLY");
1504   xpos  = -xpos;
1505   gMC->Gspos("USL1",2,"UTI1", xpos,ypos,zpos,matrix[1],"ONLY");
1506   // Horizontal
1507   parSCL[0]  = kSCLwidUb /2.0;
1508   parSCL[1]  = fgkSlength/2.0;
1509   parSCL[2]  = kSCLthkUb /2.0;
1510   gMC->Gsvolu("USL2","BOX ",idtmed[1301-1],parSCL,kNparSCL);
1511   xpos  =   fgkSwidth2/2.0 - fgkSMpltT - kSCLposxUb;
1512   ypos  =   0.0;
1513   zpos  =   fgkSheight/2.0 - fgkSMpltT - kSCLposzUb;
1514   gMC->Gspos("USL2",1,"UTI1", xpos,ypos,zpos,        0,"ONLY");
1515   gMC->Gspos("USL2",3,"UTI2", xpos,ypos,zpos,        0,"ONLY");
1516   gMC->Gspos("USL2",5,"UTI3", xpos,ypos,zpos,        0,"ONLY");
1517   xpos  = -xpos;
1518   gMC->Gspos("USL2",2,"UTI1", xpos,ypos,zpos,        0,"ONLY");
1519   gMC->Gspos("USL2",4,"UTI2", xpos,ypos,zpos,        0,"ONLY");
1520   gMC->Gspos("USL2",6,"UTI3", xpos,ypos,zpos,        0,"ONLY");
1521
1522   // Lower ledges
1523   // Thickness of the corner ledges
1524   const Float_t kSCLthkLa  =  2.464;
1525   const Float_t kSCLthkLb  =  1.0;
1526   // Width of the corner ledges
1527   const Float_t kSCLwidLa  =  8.5;
1528   const Float_t kSCLwidLb  =  3.3;
1529   // Position of the corner ledges
1530   const Float_t kSCLposxLa =  0.0;
1531   const Float_t kSCLposxLb =  2.6;
1532   const Float_t kSCLposzLa = -4.25;
1533   const Float_t kSCLposzLb = -0.5;
1534   // Vertical
1535   // Trapezoidal shape
1536   parSCLb[ 0] = fgkSlength/2.0;
1537   parSCLb[ 1] = 0.0;
1538   parSCLb[ 2] = 0.0;
1539   parSCLb[ 3] = kSCLwidLa /2.0;
1540   parSCLb[ 4] = kSCLthkLb /2.0;
1541   parSCLb[ 5] = kSCLthkLa /2.0;
1542   parSCLb[ 6] = 5.0;
1543   parSCLb[ 7] = kSCLwidLa /2.0;
1544   parSCLb[ 8] = kSCLthkLb /2.0;
1545   parSCLb[ 9] = kSCLthkLa /2.0;
1546   parSCLb[10] = 5.0;
1547   gMC->Gsvolu("USL3","TRAP",idtmed[1301-1],parSCLb,kNparSCLb);
1548   xpos  =   fgkSwidth1/2.0 - fgkSMpltT - kSCLposxLa;
1549   ypos  =   0.0;
1550   zpos  = - fgkSheight/2.0 + fgkSMpltT - kSCLposzLa;
1551   gMC->Gspos("USL3",1,"UTI1", xpos,ypos,zpos,matrix[2],"ONLY");
1552   gMC->Gspos("USL3",3,"UTI2", xpos,ypos,zpos,matrix[2],"ONLY");
1553   gMC->Gspos("USL3",5,"UTI3", xpos,ypos,zpos,matrix[2],"ONLY");
1554   xpos  = -xpos;
1555   gMC->Gspos("USL3",2,"UTI1", xpos,ypos,zpos,matrix[3],"ONLY");
1556   gMC->Gspos("USL3",4,"UTI2", xpos,ypos,zpos,matrix[3],"ONLY");
1557   gMC->Gspos("USL3",6,"UTI3", xpos,ypos,zpos,matrix[3],"ONLY");
1558   // Horizontal
1559   parSCL[0]  = kSCLwidLb /2.0;
1560   parSCL[1]  = fgkSlength/2.0;
1561   parSCL[2]  = kSCLthkLb /2.0;
1562   gMC->Gsvolu("USL4","BOX ",idtmed[1301-1],parSCL,kNparSCL);
1563   xpos  =   fgkSwidth1/2.0 - fgkSMpltT - kSCLposxLb;
1564   ypos  =   0.0;
1565   zpos  = - fgkSheight/2.0 + fgkSMpltT - kSCLposzLb;
1566   gMC->Gspos("USL4",1,"UTI1", xpos,ypos,zpos,        0,"ONLY");
1567   gMC->Gspos("USL4",3,"UTI2", xpos,ypos,zpos,        0,"ONLY");
1568   gMC->Gspos("USL4",5,"UTI3", xpos,ypos,zpos,        0,"ONLY");
1569   xpos  = -xpos;
1570   gMC->Gspos("USL4",2,"UTI1", xpos,ypos,zpos,        0,"ONLY");
1571   gMC->Gspos("USL4",4,"UTI2", xpos,ypos,zpos,        0,"ONLY");
1572   gMC->Gspos("USL4",6,"UTI3", xpos,ypos,zpos,        0,"ONLY");
1573
1574   //
1575   // Aluminum plates in the front part of the super modules
1576   //
1577
1578   const Int_t kNparTrd = 4;
1579   Float_t parTrd[kNparTrd];
1580   parTrd[0] = fgkSwidth1/2.0 - 2.5;
1581   parTrd[1] = fgkSwidth2/2.0 - 2.5;
1582   parTrd[2] = fgkSMpltT /2.0;
1583   parTrd[3] = fgkSheight/2.0 - 1.0;
1584   gMC->Gsvolu("UTA1","TRD1",idtmed[1301-1],parTrd,kNparTrd);
1585   xpos      =  0.0;
1586   ypos      =  fgkSMpltT/2.0 - fgkFlength/2.0;
1587   zpos      = -0.5;
1588   gMC->Gspos("UTA1",1,"UTF1",xpos, ypos,zpos,        0,"ONLY");
1589   gMC->Gspos("UTA1",2,"UTF2",xpos,-ypos,zpos,        0,"ONLY");
1590
1591   const Int_t kNparPlt = 3;
1592   Float_t parPlt[kNparPlt];
1593   parPlt[0] =  0.0;
1594   parPlt[1] =  0.0;
1595   parPlt[2] =  0.0;
1596   gMC->Gsvolu("UTA2","BOX ",idtmed[1301-1],parPlt,0);
1597   xpos      =  0.0;
1598   ypos      =  0.0;
1599   zpos      =  fgkSheight/2.0 - fgkSMpltT/2.0;
1600   parPlt[0] = fgkSwidth2/2.0;
1601   parPlt[1] = fgkFlength/2.0;
1602   parPlt[2] = fgkSMpltT /2.0;
1603   gMC->Gsposp("UTA2",1,"UTF2",xpos,ypos,zpos
1604                     ,        0,"ONLY",parPlt,kNparPlt);
1605   xpos      = (fgkSwidth1 + fgkSwidth2)/4.0;
1606   ypos      =  0.0;
1607   zpos      =  0.0;
1608   parPlt[0] = fgkSMpltT /2.0;
1609   parPlt[1] = fgkFlength/2.0;
1610   parPlt[2] = fgkSheight/2.0;
1611   gMC->Gsposp("UTA2",2,"UTF2", xpos,ypos,zpos
1612                     ,matrix[0],"ONLY",parPlt,kNparPlt);
1613   gMC->Gsposp("UTA2",3,"UTF2",-xpos,ypos,zpos
1614                     ,matrix[1],"ONLY",parPlt,kNparPlt);
1615
1616 }
1617
1618 //_____________________________________________________________________________
1619 void AliTRDgeometry::CreateServices(Int_t *idtmed)
1620 {
1621   //
1622   // Create the geometry of the services
1623   //
1624   // Names of the TRD services volumina
1625   //
1626   //        UTC1    Cooling arterias (Al)
1627   //        UTC2    Cooling arterias (Water)
1628   //        UUxx    Volumes for the services at the chambers (Air)
1629   //        UTP1    Power bars       (Cu)
1630   //        UTCP    Cooling pipes    (Fe)
1631   //        UTCH    Cooling pipes    (Water)
1632   //        UTPL    Power lines      (Cu)
1633   //        UMCM    Readout MCMs     (G10/Cu/Si)
1634   //        UTGD    Gas distribution box (V2A)
1635   //
1636
1637   Int_t   iplan = 0;
1638   Int_t   icham = 0;
1639
1640   Float_t xpos  = 0.0;
1641   Float_t ypos  = 0.0;
1642   Float_t zpos  = 0.0;
1643
1644   Char_t  cTagV[5];
1645
1646   const Int_t kNparBox  = 3;
1647   Float_t parBox[kNparBox];
1648
1649   const Int_t kNparTube = 3;
1650   Float_t parTube[kNparTube];
1651
1652   // The rotation matrices
1653   const Int_t kNmatrix = 7;
1654   Int_t   matrix[kNmatrix];
1655   gMC->Matrix(matrix[0], 100.0,   0.0,  90.0,  90.0,  10.0,   0.0);
1656   gMC->Matrix(matrix[1],  80.0,   0.0,  90.0,  90.0,  10.0, 180.0);
1657   gMC->Matrix(matrix[2],   0.0,   0.0,  90.0,  90.0,  90.0,   0.0);
1658   gMC->Matrix(matrix[3], 180.0,   0.0,  90.0,  90.0,  90.0, 180.0);
1659   gMC->Matrix(matrix[4],  90.0,   0.0,   0.0,   0.0,  90.0,  90.0);
1660   gMC->Matrix(matrix[5], 100.0,   0.0,  90.0, 270.0,  10.0,   0.0);
1661   gMC->Matrix(matrix[6],  80.0,   0.0,  90.0, 270.0,  10.0, 180.0);
1662
1663   //
1664   // The cooling arterias
1665   //
1666
1667   // Width of the cooling arterias
1668   const Float_t kCOLwid  =  0.8;
1669   // Height of the cooling arterias
1670   const Float_t kCOLhgt  =  6.5;
1671   // Positioning of the cooling
1672   const Float_t kCOLposx =  1.8;
1673   const Float_t kCOLposz = -0.1;
1674   // Thickness of the walls of the cooling arterias
1675   const Float_t kCOLthk  =  0.1;
1676   const Int_t   kNparCOL =  3;
1677   Float_t parCOL[kNparCOL];
1678   parCOL[0] = 0.0;
1679   parCOL[1] = 0.0;
1680   parCOL[2] = 0.0;
1681   gMC->Gsvolu("UTC1","BOX ",idtmed[1308-1],parCOL,0);
1682   gMC->Gsvolu("UTC3","BOX ",idtmed[1308-1],parCOL,0);
1683   parCOL[0] =  kCOLwid/2.0 - kCOLthk;
1684   parCOL[1] = -1.0;
1685   parCOL[2] =  kCOLhgt/2.0 - kCOLthk;
1686   gMC->Gsvolu("UTC2","BOX ",idtmed[1314-1],parCOL,kNparCOL);
1687   gMC->Gsvolu("UTC4","BOX ",idtmed[1314-1],parCOL,kNparCOL);
1688
1689   xpos  = 0.0;
1690   ypos  = 0.0;
1691   zpos  = 0.0;
1692   gMC->Gspos("UTC2",1,"UTC1", xpos,ypos,zpos,0,"ONLY");
1693   gMC->Gspos("UTC4",1,"UTC3", xpos,ypos,zpos,0,"ONLY");
1694
1695   for (iplan = 1; iplan < kNplan; iplan++) {
1696
1697     // Along the chambers
1698     xpos      = fCwidth[iplan]/2.0 + kCOLwid/2.0 + kCOLposx;
1699     ypos      = 0.0;
1700     zpos      = fgkVrocsm + fgkSMpltT + kCOLhgt/2.0 - fgkSheight/2.0 + kCOLposz
1701               + iplan * (fgkCH + fgkVspace);
1702     parCOL[0] = kCOLwid   /2.0;
1703     parCOL[1] = fgkSlength/2.0;
1704     parCOL[2] = kCOLhgt   /2.0;
1705     gMC->Gsposp("UTC1",iplan         ,"UTI1", xpos,ypos,zpos
1706                       ,matrix[0],"ONLY",parCOL,kNparCOL);
1707     gMC->Gsposp("UTC1",iplan+  kNplan,"UTI1",-xpos,ypos,zpos
1708                       ,matrix[1],"ONLY",parCOL,kNparCOL);
1709     gMC->Gsposp("UTC1",iplan+6*kNplan,"UTI2", xpos,ypos,zpos
1710                       ,matrix[0],"ONLY",parCOL,kNparCOL);
1711     gMC->Gsposp("UTC1",iplan+7*kNplan,"UTI2",-xpos,ypos,zpos
1712                       ,matrix[1],"ONLY",parCOL,kNparCOL);
1713     gMC->Gsposp("UTC1",iplan+8*kNplan ,"UTI3", xpos,ypos,zpos
1714                       ,matrix[0],"ONLY",parCOL,kNparCOL);
1715     gMC->Gsposp("UTC1",iplan+9*kNplan,"UTI3",-xpos,ypos,zpos
1716                       ,matrix[1],"ONLY",parCOL,kNparCOL);
1717
1718     // Front of supermodules
1719     xpos      = fCwidth[iplan]/2.0 + kCOLwid/2.0 + kCOLposx;
1720     ypos      = 0.0;
1721     zpos      = fgkVrocsm + fgkSMpltT + kCOLhgt/2.0 - fgkSheight/2.0 + kCOLposz
1722               + iplan * (fgkCH + fgkVspace);
1723     parCOL[0] = kCOLwid   /2.0;
1724     parCOL[1] = fgkFlength/2.0;
1725     parCOL[2] = kCOLhgt   /2.0;
1726     gMC->Gsposp("UTC3",iplan+2*kNplan,"UTF1", xpos,ypos,zpos
1727                       ,matrix[0],"ONLY",parCOL,kNparCOL);
1728     gMC->Gsposp("UTC3",iplan+3*kNplan,"UTF1",-xpos,ypos,zpos
1729                       ,matrix[1],"ONLY",parCOL,kNparCOL);
1730     gMC->Gsposp("UTC3",iplan+4*kNplan,"UTF2", xpos,ypos,zpos
1731                       ,matrix[0],"ONLY",parCOL,kNparCOL);
1732     gMC->Gsposp("UTC3",iplan+5*kNplan,"UTF2",-xpos,ypos,zpos
1733                       ,matrix[1],"ONLY",parCOL,kNparCOL);
1734
1735   }
1736
1737   // The upper most layer (reaching into TOF acceptance)
1738   // Along the chambers
1739   xpos      = fCwidth[5]/2.0 - kCOLhgt/2.0 - 1.3;
1740   ypos      = 0.0;
1741   zpos      = fgkSheight/2.0 - fgkSMpltT - 0.4 - kCOLwid/2.0;
1742   parCOL[0] = kCOLwid   /2.0;
1743   parCOL[1] = fgkSlength/2.0;
1744   parCOL[2] = kCOLhgt   /2.0;
1745   gMC->Gsposp("UTC1",6         ,"UTI1", xpos,ypos,zpos
1746                     ,matrix[3],"ONLY",parCOL,kNparCOL);
1747   gMC->Gsposp("UTC1",6+  kNplan,"UTI1",-xpos,ypos,zpos
1748                     ,matrix[3],"ONLY",parCOL,kNparCOL);
1749   gMC->Gsposp("UTC1",6+6*kNplan,"UTI2", xpos,ypos,zpos
1750                     ,matrix[3],"ONLY",parCOL,kNparCOL);
1751   gMC->Gsposp("UTC1",6+7*kNplan,"UTI2",-xpos,ypos,zpos
1752                     ,matrix[3],"ONLY",parCOL,kNparCOL);
1753   gMC->Gsposp("UTC1",6+8*kNplan,"UTI3", xpos,ypos,zpos
1754                     ,matrix[3],"ONLY",parCOL,kNparCOL);
1755   gMC->Gsposp("UTC1",6+9*kNplan,"UTI3",-xpos,ypos,zpos
1756                     ,matrix[3],"ONLY",parCOL,kNparCOL);
1757   // Front of supermodules
1758   xpos      = fCwidth[5]/2.0 - kCOLhgt/2.0 - 1.3;
1759   ypos      = 0.0;
1760   zpos      = fgkSheight/2.0 - fgkSMpltT - 0.4 - kCOLwid/2.0;
1761   parCOL[0] = kCOLwid   /2.0;
1762   parCOL[1] = fgkFlength/2.0;
1763   parCOL[2] = kCOLhgt   /2.0;
1764   gMC->Gsposp("UTC3",6+2*kNplan,"UTF1", xpos,ypos,zpos
1765                     ,matrix[3],"ONLY",parCOL,kNparCOL);
1766   gMC->Gsposp("UTC3",6+3*kNplan,"UTF1",-xpos,ypos,zpos
1767                     ,matrix[3],"ONLY",parCOL,kNparCOL);
1768   gMC->Gsposp("UTC3",6+4*kNplan,"UTF2", xpos,ypos,zpos
1769                     ,matrix[3],"ONLY",parCOL,kNparCOL);
1770   gMC->Gsposp("UTC3",6+5*kNplan,"UTF2",-xpos,ypos,zpos
1771                     ,matrix[3],"ONLY",parCOL,kNparCOL);
1772
1773   //
1774   // The power bars
1775   //
1776
1777   const Float_t kPWRwid  =  0.6;
1778   const Float_t kPWRhgt  =  5.0;
1779   const Float_t kPWRposx =  1.4;
1780   const Float_t kPWRposz =  1.9;
1781   const Int_t   kNparPWR =  3;
1782   Float_t parPWR[kNparPWR];
1783   parPWR[0] = 0.0;
1784   parPWR[1] = 0.0;
1785   parPWR[2] = 0.0;
1786   gMC->Gsvolu("UTP1","BOX ",idtmed[1325-1],parPWR,0);
1787   gMC->Gsvolu("UTP3","BOX ",idtmed[1325-1],parPWR,0);
1788
1789   for (iplan = 1; iplan < kNplan; iplan++) {
1790
1791     // Along the chambers
1792     xpos      = fCwidth[iplan]/2.0 + kPWRwid/2.0 + kPWRposx;
1793     ypos      = 0.0;
1794     zpos      = fgkVrocsm + fgkSMpltT + kPWRhgt/2.0 - fgkSheight/2.0 + kPWRposz
1795               + iplan * (fgkCH + fgkVspace);
1796     parPWR[0] = kPWRwid   /2.0;
1797     parPWR[1] = fgkSlength/2.0;
1798     parPWR[2] = kPWRhgt   /2.0;
1799     gMC->Gsposp("UTP1",iplan         ,"UTI1", xpos,ypos,zpos
1800                       ,matrix[0],"ONLY",parPWR,kNparPWR);
1801     gMC->Gsposp("UTP1",iplan+  kNplan,"UTI1",-xpos,ypos,zpos
1802                       ,matrix[1],"ONLY",parPWR,kNparPWR);
1803     gMC->Gsposp("UTP1",iplan+6*kNplan,"UTI2", xpos,ypos,zpos
1804                       ,matrix[0],"ONLY",parPWR,kNparPWR);
1805     gMC->Gsposp("UTP1",iplan+7*kNplan,"UTI2",-xpos,ypos,zpos
1806                       ,matrix[1],"ONLY",parPWR,kNparPWR);
1807     gMC->Gsposp("UTP1",iplan+8*kNplan,"UTI3", xpos,ypos,zpos
1808                       ,matrix[0],"ONLY",parPWR,kNparPWR);
1809     gMC->Gsposp("UTP1",iplan+9*kNplan,"UTI3",-xpos,ypos,zpos
1810                       ,matrix[1],"ONLY",parPWR,kNparPWR);
1811
1812     // Front of supermodule
1813     xpos      = fCwidth[iplan]/2.0 + kPWRwid/2.0 + kPWRposx;
1814     ypos      = 0.0;
1815     zpos      = fgkVrocsm + fgkSMpltT + kPWRhgt/2.0 - fgkSheight/2.0 + kPWRposz
1816               + iplan * (fgkCH + fgkVspace);
1817     parPWR[0] = kPWRwid   /2.0;
1818     parPWR[1] = fgkFlength/2.0;
1819     parPWR[2] = kPWRhgt   /2.0;
1820     gMC->Gsposp("UTP3",iplan+2*kNplan,"UTF1", xpos,ypos,zpos
1821                       ,matrix[0],"ONLY",parPWR,kNparPWR);
1822     gMC->Gsposp("UTP3",iplan+3*kNplan,"UTF1",-xpos,ypos,zpos
1823                       ,matrix[1],"ONLY",parPWR,kNparPWR);
1824     gMC->Gsposp("UTP3",iplan+4*kNplan,"UTF2", xpos,ypos,zpos
1825                       ,matrix[0],"ONLY",parPWR,kNparPWR);
1826     gMC->Gsposp("UTP3",iplan+5*kNplan,"UTF2",-xpos,ypos,zpos
1827                       ,matrix[1],"ONLY",parPWR,kNparPWR);
1828
1829   }
1830
1831   // The upper most layer (reaching into TOF acceptance)
1832   // Along the chambers
1833   xpos      = fCwidth[5]/2.0 + kPWRhgt/2.0 - 1.3;
1834   ypos      = 0.0;
1835   zpos      = fgkSheight/2.0 - fgkSMpltT - 0.6 - kPWRwid/2.0;
1836   parPWR[0] = kPWRwid   /2.0;
1837   parPWR[1] = fgkSlength/2.0;
1838   parPWR[2] = kPWRhgt   /2.0;
1839   gMC->Gsposp("UTP1",6         ,"UTI1", xpos,ypos,zpos
1840                     ,matrix[3],"ONLY",parPWR,kNparPWR);
1841   gMC->Gsposp("UTP1",6+  kNplan,"UTI1",-xpos,ypos,zpos
1842                     ,matrix[3],"ONLY",parPWR,kNparPWR);
1843   gMC->Gsposp("UTP1",6+6*kNplan,"UTI2", xpos,ypos,zpos
1844                     ,matrix[3],"ONLY",parPWR,kNparPWR);
1845   gMC->Gsposp("UTP1",6+7*kNplan,"UTI2",-xpos,ypos,zpos
1846                     ,matrix[3],"ONLY",parPWR,kNparPWR);
1847   gMC->Gsposp("UTP1",6+8*kNplan,"UTI3", xpos,ypos,zpos
1848                     ,matrix[3],"ONLY",parPWR,kNparPWR);
1849   gMC->Gsposp("UTP1",6+9*kNplan,"UTI3",-xpos,ypos,zpos
1850                     ,matrix[3],"ONLY",parPWR,kNparPWR);
1851   // Front of supermodules
1852   xpos      = fCwidth[5]/2.0 + kPWRhgt/2.0 - 1.3;
1853   ypos      = 0.0;
1854   zpos      = fgkSheight/2.0 - fgkSMpltT - 0.6 - kPWRwid/2.0;
1855   parPWR[0] = kPWRwid   /2.0;
1856   parPWR[1] = fgkFlength/2.0;
1857   parPWR[2] = kPWRhgt   /2.0;
1858   gMC->Gsposp("UTP3",6+2*kNplan,"UTF1", xpos,ypos,zpos
1859                     ,matrix[3],"ONLY",parPWR,kNparPWR);
1860   gMC->Gsposp("UTP3",6+3*kNplan,"UTF1",-xpos,ypos,zpos
1861                     ,matrix[3],"ONLY",parPWR,kNparPWR);
1862   gMC->Gsposp("UTP3",6+4*kNplan,"UTF2", xpos,ypos,zpos
1863                     ,matrix[3],"ONLY",parPWR,kNparPWR);
1864   gMC->Gsposp("UTP3",6+5*kNplan,"UTF2",-xpos,ypos,zpos
1865                     ,matrix[3],"ONLY",parPWR,kNparPWR);
1866
1867   //
1868   // The gas tubes connecting the chambers in the super modules with holes
1869   //
1870
1871   parTube[0] = 0.0;
1872   parTube[1] = 2.2/2.0;
1873   parTube[2] = fClength[5][2]/2.0 - fgkHspace/2.0;
1874   gMC->Gsvolu("UTG1","TUBE",idtmed[1322-1],parTube,kNparTube);
1875   parTube[0] = 0.0;
1876   parTube[1] = 1.9/2.0;
1877   parTube[2] = fClength[5][2]/2.0 - fgkHspace/2.0;
1878   gMC->Gsvolu("UTG2","TUBE",idtmed[1309-1],parTube,kNparTube);
1879   xpos  = 0.0;
1880   ypos  = 0.0;
1881   zpos  = 0.0;
1882   gMC->Gspos("UTG2",1,"UTG1",xpos,ypos,zpos,0,"ONLY");
1883   for (iplan = 0; iplan < kNplan; iplan++) {
1884     xpos      = fCwidth[iplan]/2.0 + kCOLwid/2.0 - 1.5;
1885     ypos      = 0.0;
1886     zpos      = fgkVrocsm + fgkSMpltT + kCOLhgt/2.0 - fgkSheight/2.0 + 5.0
1887               + iplan * (fgkCH + fgkVspace);
1888     gMC->Gspos("UTG1",1+iplan,"UTI3", xpos, ypos, zpos,matrix[4],"ONLY");
1889     gMC->Gspos("UTG1",7+iplan,"UTI3",-xpos, ypos, zpos,matrix[4],"ONLY");
1890   }
1891
1892   //
1893   // The volumes for the services at the chambers
1894   //
1895
1896   const Int_t kNparServ = 3;
1897   Float_t parServ[kNparServ];
1898
1899   for (icham = 0; icham < kNcham; icham++) {
1900     for (iplan = 0; iplan < kNplan; iplan++) {
1901
1902       Int_t iDet = GetDetectorSec(iplan,icham);
1903
1904       sprintf(cTagV,"UU%02d",iDet);
1905       parServ[0] = fCwidth[iplan]        /2.0;
1906       parServ[1] = fClength[iplan][icham]/2.0 - fgkHspace/2.0;
1907       parServ[2] = fgkVspace             /2.0 - 0.742/2.0;
1908       fChamberUUboxd[iDet][0] = parServ[0];
1909       fChamberUUboxd[iDet][1] = parServ[1];
1910       fChamberUUboxd[iDet][2] = parServ[2];
1911       gMC->Gsvolu(cTagV,"BOX",idtmed[1302-1],parServ,kNparServ);
1912
1913       xpos  = 0.0;
1914       ypos  = fClength[iplan][0] + fClength[iplan][1] + fClength[iplan][2]/2.0;
1915       for (Int_t ic = 0; ic < icham; ic++) {
1916         ypos -= fClength[iplan][ic];
1917       }
1918       ypos -= fClength[iplan][icham]/2.0;
1919       zpos  = fgkVrocsm + fgkSMpltT + fgkCH + fgkVspace/2.0 - fgkSheight/2.0
1920             + iplan * (fgkCH + fgkVspace);
1921       zpos -= 0.742/2.0;
1922       fChamberUUorig[iDet][0] = xpos;
1923       fChamberUUorig[iDet][1] = ypos;
1924       fChamberUUorig[iDet][2] = zpos;
1925
1926     }
1927   }
1928
1929   //
1930   // The cooling pipes inside the service volumes
1931   //
1932
1933   // The cooling pipes
1934   parTube[0] =  0.0;
1935   parTube[1] =  0.0;
1936   parTube[2] =  0.0;
1937   gMC->Gsvolu("UTCP","TUBE",idtmed[1324-1],parTube,0);
1938   // The cooling water
1939   parTube[0] =  0.0;
1940   parTube[1] =  0.2/2.0;
1941   parTube[2] = -1.0;
1942   gMC->Gsvolu("UTCH","TUBE",idtmed[1314-1],parTube,kNparTube);
1943   // Water inside the cooling pipe
1944   xpos = 0.0;
1945   ypos = 0.0;
1946   zpos = 0.0;
1947   gMC->Gspos("UTCH",1,"UTCP",xpos,ypos,zpos,0,"ONLY");
1948
1949   // Position the cooling pipes in the mother volume
1950   for (icham = 0; icham < kNcham;   icham++) {
1951     for (iplan = 0; iplan < kNplan; iplan++) {
1952       Int_t   iDet    = GetDetectorSec(iplan,icham);
1953       Int_t   iCopy   = GetDetector(iplan,icham,0) * 100;
1954       Int_t   nMCMrow = GetRowMax(iplan,icham,0);
1955       Float_t ySize   = (GetChamberLength(iplan,icham) - 2.0*fgkRpadW)
1956                       / ((Float_t) nMCMrow);
1957       sprintf(cTagV,"UU%02d",iDet);
1958       for (Int_t iMCMrow = 0; iMCMrow < nMCMrow; iMCMrow++) {
1959         xpos   = 0.0;
1960         ypos   = (0.5 + iMCMrow) * ySize - 1.9
1961                - fClength[iplan][icham]/2.0 + fgkHspace/2.0;
1962         zpos   = 0.0 + 0.742/2.0;
1963         // The cooling pipes
1964         parTube[0] = 0.0;
1965         parTube[1] = 0.3/2.0; // Thickness of the cooling pipes
1966         parTube[2] = fCwidth[iplan]/2.0;
1967         gMC->Gsposp("UTCP",iCopy+iMCMrow,cTagV,xpos,ypos,zpos
1968                           ,matrix[2],"ONLY",parTube,kNparTube);
1969       }
1970     }
1971   }
1972
1973   //
1974   // The power lines
1975   //
1976
1977   // The copper power lines
1978   parTube[0] = 0.0;
1979   parTube[1] = 0.0;
1980   parTube[2] = 0.0;
1981   gMC->Gsvolu("UTPL","TUBE",idtmed[1305-1],parTube,0);
1982
1983   // Position the power lines in the mother volume
1984   for (icham = 0; icham < kNcham;   icham++) {
1985     for (iplan = 0; iplan < kNplan; iplan++) {
1986       Int_t   iDet    = GetDetectorSec(iplan,icham);
1987       Int_t   iCopy   = GetDetector(iplan,icham,0) * 100;
1988       Int_t   nMCMrow = GetRowMax(iplan,icham,0);
1989       Float_t ySize   = (GetChamberLength(iplan,icham) - 2.0*fgkRpadW)
1990                       / ((Float_t) nMCMrow);
1991       sprintf(cTagV,"UU%02d",iDet);
1992       for (Int_t iMCMrow = 0; iMCMrow < nMCMrow; iMCMrow++) {
1993         xpos       = 0.0;
1994         ypos       = (0.5 + iMCMrow) * ySize - 1.0
1995                    - fClength[iplan][icham]/2.0 + fgkHspace/2.0;
1996         zpos       = -0.4 + 0.742/2.0;
1997         parTube[0] = 0.0;
1998         parTube[1] = 0.2/2.0; // Thickness of the power lines
1999         parTube[2] = fCwidth[iplan]/2.0;
2000         gMC->Gsposp("UTPL",iCopy+iMCMrow,cTagV,xpos,ypos,zpos
2001                           ,matrix[2],"ONLY",parTube,kNparTube);
2002       }
2003     }
2004   }
2005
2006   //
2007   // The MCMs
2008   //
2009
2010   const Float_t kMCMx    = 3.0;
2011   const Float_t kMCMy    = 3.0;
2012   const Float_t kMCMz    = 0.3;
2013
2014   const Float_t kMCMpcTh = 0.1;
2015   const Float_t kMCMcuTh = 0.0025;
2016   const Float_t kMCMsiTh = 0.03;
2017   const Float_t kMCMcoTh = 0.04;
2018
2019   // The mother volume for the MCMs (air)
2020   const Int_t kNparMCM = 3;
2021   Float_t parMCM[kNparMCM];
2022   parMCM[0] = kMCMx   /2.0;
2023   parMCM[1] = kMCMy   /2.0;
2024   parMCM[2] = kMCMz   /2.0;
2025   gMC->Gsvolu("UMCM","BOX",idtmed[1302-1],parMCM,kNparMCM);
2026
2027   // The MCM carrier G10 layer
2028   parMCM[0] = kMCMx   /2.0;
2029   parMCM[1] = kMCMy   /2.0;
2030   parMCM[2] = kMCMpcTh/2.0;
2031   gMC->Gsvolu("UMC1","BOX",idtmed[1319-1],parMCM,kNparMCM);
2032   // The MCM carrier Cu layer
2033   parMCM[0] = kMCMx   /2.0;
2034   parMCM[1] = kMCMy   /2.0;
2035   parMCM[2] = kMCMcuTh/2.0;
2036   gMC->Gsvolu("UMC2","BOX",idtmed[1318-1],parMCM,kNparMCM);
2037   // The silicon of the chips
2038   parMCM[0] = kMCMx   /2.0;
2039   parMCM[1] = kMCMy   /2.0;
2040   parMCM[2] = kMCMsiTh/2.0;
2041   gMC->Gsvolu("UMC3","BOX",idtmed[1320-1],parMCM,kNparMCM);
2042   // The aluminum of the cooling plates
2043   parMCM[0] = kMCMx   /2.0;
2044   parMCM[1] = kMCMy   /2.0;
2045   parMCM[2] = kMCMcoTh/2.0;
2046   gMC->Gsvolu("UMC4","BOX",idtmed[1324-1],parMCM,kNparMCM);
2047
2048   // Put the MCM material inside the MCM mother volume
2049   xpos  =  0.0;
2050   ypos  =  0.0;
2051   zpos  = -kMCMz   /2.0 + kMCMpcTh/2.0;
2052   gMC->Gspos("UMC1",1,"UMCM",xpos,ypos,zpos,0,"ONLY");
2053   zpos +=  kMCMpcTh/2.0 + kMCMcuTh/2.0;
2054   gMC->Gspos("UMC2",1,"UMCM",xpos,ypos,zpos,0,"ONLY");
2055   zpos +=  kMCMcuTh/2.0 + kMCMsiTh/2.0;
2056   gMC->Gspos("UMC3",1,"UMCM",xpos,ypos,zpos,0,"ONLY");
2057   zpos +=  kMCMsiTh/2.0 + kMCMcoTh/2.0;
2058   gMC->Gspos("UMC4",1,"UMCM",xpos,ypos,zpos,0,"ONLY");
2059
2060   // Position the MCMs in the mother volume
2061   for (icham = 0; icham < kNcham;   icham++) {
2062     for (iplan = 0; iplan < kNplan; iplan++) {
2063       Int_t   iDet    = GetDetectorSec(iplan,icham);
2064       Int_t   iCopy   = GetDetector(iplan,icham,0) * 1000;
2065       Int_t   nMCMrow = GetRowMax(iplan,icham,0);
2066       Float_t ySize   = (GetChamberLength(iplan,icham) - 2.0*fgkRpadW)
2067                       / ((Float_t) nMCMrow);
2068       Int_t   nMCMcol = 8;
2069       Float_t xSize   = (GetChamberWidth(iplan)        - 2.0*fgkCpadW)
2070                       / ((Float_t) nMCMcol);
2071       sprintf(cTagV,"UU%02d",iDet);
2072       for (Int_t iMCMrow = 0; iMCMrow < nMCMrow; iMCMrow++) {
2073         for (Int_t iMCMcol = 0; iMCMcol < nMCMcol; iMCMcol++) {
2074           xpos      = (0.5 + iMCMcol) * xSize + 1.0
2075                     - fCwidth[iplan]/2.0;
2076           ypos      = (0.5 + iMCMrow) * ySize + 1.0
2077                     - fClength[iplan][icham]/2.0 + fgkHspace/2.0;
2078           zpos      = -0.4 + 0.742/2.0;
2079           gMC->Gspos("UMCM",iCopy+iMCMrow*10+iMCMcol,cTagV
2080                            ,xpos,ypos,zpos,0,"ONLY");
2081         }
2082       }
2083
2084     }
2085   }
2086
2087   //
2088   // Services in front of the super module
2089   //
2090
2091   // Gas distribution box
2092   parBox[0] = 14.50/2.0;
2093   parBox[1] =  4.52/2.0;
2094   parBox[2] =  5.00/2.0;
2095   gMC->Gsvolu("UTGD","BOX ",idtmed[1308-1],parBox,kNparBox);
2096   parBox[0] = 14.50/2.0;
2097   parBox[1] =  4.00/2.0;
2098   parBox[2] =  4.40/2.0;
2099   gMC->Gsvolu("UTGI","BOX ",idtmed[1309-1],parBox,kNparBox);
2100   parTube[0] = 0.0;
2101   parTube[1] = 4.0/2.0;
2102   parTube[2] = 8.0/2.0;
2103   gMC->Gsvolu("UTGT","TUBE",idtmed[1308-1],parTube,kNparTube);
2104   parTube[0] = 0.0;
2105   parTube[1] = 3.4/2.0;
2106   parTube[2] = 8.0/2.0;
2107   gMC->Gsvolu("UTGG","TUBE",idtmed[1309-1],parTube,kNparTube);
2108   xpos = 0.0;
2109   ypos = 0.0;
2110   zpos = 0.0;
2111   gMC->Gspos("UTGI",1,"UTGD",xpos,ypos,zpos,        0,"ONLY");
2112   gMC->Gspos("UTGG",1,"UTGT",xpos,ypos,zpos,        0,"ONLY");
2113   xpos = 0.0;
2114   ypos = 0.0;
2115   zpos = 0.0;
2116   gMC->Gspos("UTGD",1,"UTF1",xpos,ypos,zpos,        0,"ONLY");
2117   gMC->Gspos("UTGD",2,"UTF2",xpos,ypos,zpos,        0,"ONLY");
2118   xpos =  -3.0;
2119   ypos =   0.0;
2120   zpos =   6.5;
2121   gMC->Gspos("UTGT",1,"UTF1",xpos,ypos,zpos,        0,"ONLY");
2122   gMC->Gspos("UTGT",2,"UTF2",xpos,ypos,zpos,        0,"ONLY");
2123   xpos = -11.25;
2124   ypos =   0.0;
2125   zpos =   0.5;
2126   gMC->Gspos("UTGT",3,"UTF1",xpos,ypos,zpos,matrix[2],"ONLY");
2127   gMC->Gspos("UTGT",4,"UTF2",xpos,ypos,zpos,matrix[2],"ONLY");
2128   xpos =  11.25;
2129   ypos =   0.0;
2130   zpos =   0.5;
2131   gMC->Gspos("UTGT",5,"UTF1",xpos,ypos,zpos,matrix[2],"ONLY");
2132   gMC->Gspos("UTGT",6,"UTF2",xpos,ypos,zpos,matrix[2],"ONLY");
2133
2134   // Cooling manifolds
2135   parBox[0]  =  5.0/2.0;
2136   parBox[1]  = 23.0/2.0;
2137   parBox[2]  = 70.0/2.0;
2138   gMC->Gsvolu("UTCM","BOX ",idtmed[1302-1],parBox,kNparBox);
2139   parBox[0]  =  5.0/2.0;
2140   parBox[1]  =  5.0/2.0;
2141   parBox[2]  = 70.0/2.0;
2142   gMC->Gsvolu("UTCA","BOX ",idtmed[1308-1],parBox,kNparBox);
2143   parBox[0]  =  5.0/2.0 - 0.3;
2144   parBox[1]  =  5.0/2.0 - 0.3;
2145   parBox[2]  = 70.0/2.0 - 0.3;
2146   gMC->Gsvolu("UTCW","BOX ",idtmed[1314-1],parBox,kNparBox);
2147   xpos       =  0.0;
2148   ypos       =  0.0;
2149   zpos       =  0.0;
2150   gMC->Gspos("UTCW",1,"UTCA", xpos, ypos, zpos,        0,"ONLY");
2151   xpos       =  0.0;
2152   ypos       =  5.0/2.0 - 23.0/2.0;
2153   zpos       =  0.0;
2154   gMC->Gspos("UTCA",1,"UTCM", xpos, ypos, zpos,        0,"ONLY");
2155   parTube[0] =  0.0;
2156   parTube[1] =  3.0/2.0;
2157   parTube[2] = 18.0/2.0;
2158   gMC->Gsvolu("UTCH","TUBE",idtmed[1308-1],parTube,kNparTube);
2159   parTube[0] =  0.0;
2160   parTube[1] =  3.0/2.0 - 0.3;
2161   parTube[2] = 18.0/2.0;
2162   gMC->Gsvolu("UTCL","TUBE",idtmed[1314-1],parTube,kNparTube);
2163   xpos       =  0.0;
2164   ypos       =  0.0;
2165   zpos       =  0.0;
2166   gMC->Gspos("UTCL",1,"UTCH", xpos, ypos, zpos,        0,"ONLY");
2167   xpos       =  0.0;
2168   ypos       =  2.5;
2169   zpos       = -70.0/2.0 + 7.0;
2170   gMC->Gspos("UTCH",1,"UTCM", xpos, ypos, zpos,matrix[4],"ONLY");
2171   zpos      +=  7.0;
2172   gMC->Gspos("UTCH",2,"UTCM", xpos, ypos, zpos,matrix[4],"ONLY");
2173   zpos      +=  7.0;
2174   gMC->Gspos("UTCH",3,"UTCM", xpos, ypos, zpos,matrix[4],"ONLY");
2175   zpos      +=  7.0;
2176   gMC->Gspos("UTCH",4,"UTCM", xpos, ypos, zpos,matrix[4],"ONLY");
2177   zpos      +=  7.0;
2178   gMC->Gspos("UTCH",5,"UTCM", xpos, ypos, zpos,matrix[4],"ONLY");
2179   zpos      +=  7.0;
2180   gMC->Gspos("UTCH",6,"UTCM", xpos, ypos, zpos,matrix[4],"ONLY");
2181   zpos      +=  7.0;
2182   gMC->Gspos("UTCH",7,"UTCM", xpos, ypos, zpos,matrix[4],"ONLY");
2183   zpos      +=  7.0;
2184   gMC->Gspos("UTCH",8,"UTCM", xpos, ypos, zpos,matrix[4],"ONLY");
2185
2186   xpos = 40.0;
2187   ypos =  fgkFlength/2.0 - 23.0/2.0;
2188   zpos =  0.0;
2189   gMC->Gspos("UTCM",1,"UTF1", xpos, ypos, zpos,matrix[0],"ONLY");
2190   gMC->Gspos("UTCM",2,"UTF1",-xpos, ypos, zpos,matrix[1],"ONLY");
2191   gMC->Gspos("UTCM",3,"UTF2", xpos,-ypos, zpos,matrix[5],"ONLY");
2192   gMC->Gspos("UTCM",4,"UTF2",-xpos,-ypos, zpos,matrix[6],"ONLY");
2193
2194 }
2195
2196 //_____________________________________________________________________________
2197 void AliTRDgeometry::GroupChamber(Int_t iplan, Int_t icham, Int_t *idtmed)
2198 {
2199   //
2200   // Group volumes UA, UD, UF, UU in a single chamber (Air)
2201   // UA, UD, UF, UU are boxes
2202   // UT will be a box
2203   //
2204
2205   const Int_t kNparCha = 3;
2206
2207   Int_t iDet = GetDetectorSec(iplan,icham);
2208
2209   Float_t xyzMin[3];
2210   Float_t xyzMax[3];
2211   Float_t xyzOrig[3];
2212   Float_t xyzBoxd[3];
2213
2214   Char_t  cTagV[5];
2215   Char_t  cTagM[5];
2216
2217   for (Int_t i = 0; i < 3; i++) {
2218     xyzMin[i] = +9999.0;
2219     xyzMax[i] = -9999.0;
2220   }
2221
2222   for (Int_t i = 0; i < 3; i++) {
2223
2224     xyzMin[i] = TMath::Min(xyzMin[i],fChamberUAorig[iDet][i]-fChamberUAboxd[iDet][i]);
2225     xyzMax[i] = TMath::Max(xyzMax[i],fChamberUAorig[iDet][i]+fChamberUAboxd[iDet][i]);
2226
2227     xyzMin[i] = TMath::Min(xyzMin[i],fChamberUDorig[iDet][i]-fChamberUDboxd[iDet][i]);
2228     xyzMax[i] = TMath::Max(xyzMax[i],fChamberUDorig[iDet][i]+fChamberUDboxd[iDet][i]);
2229
2230     xyzMin[i] = TMath::Min(xyzMin[i],fChamberUForig[iDet][i]-fChamberUFboxd[iDet][i]);
2231     xyzMax[i] = TMath::Max(xyzMax[i],fChamberUForig[iDet][i]+fChamberUFboxd[iDet][i]);
2232
2233     xyzMin[i] = TMath::Min(xyzMin[i],fChamberUUorig[iDet][i]-fChamberUUboxd[iDet][i]);
2234     xyzMax[i] = TMath::Max(xyzMax[i],fChamberUUorig[iDet][i]+fChamberUUboxd[iDet][i]);
2235
2236     xyzOrig[i] = 0.5*(xyzMax[i]+xyzMin[i]);
2237     xyzBoxd[i] = 0.5*(xyzMax[i]-xyzMin[i]);
2238
2239   }
2240
2241   sprintf(cTagM,"UT%02d",iDet);
2242   gMC->Gsvolu(cTagM,"BOX ",idtmed[1302-1],xyzBoxd,kNparCha);
2243
2244   sprintf(cTagV,"UA%02d",iDet);
2245   gMC->Gspos(cTagV,1,cTagM
2246             ,fChamberUAorig[iDet][0]-xyzOrig[0]
2247             ,fChamberUAorig[iDet][1]-xyzOrig[1]
2248             ,fChamberUAorig[iDet][2]-xyzOrig[2]
2249             ,0,"ONLY");
2250
2251   sprintf(cTagV,"UZ%02d",iDet);
2252   gMC->Gspos(cTagV,1,cTagM
2253             ,fChamberUAorig[iDet][0]-xyzOrig[0] + fChamberUAboxd[iDet][0] - fgkCroW/2.0
2254             ,fChamberUAorig[iDet][1]-xyzOrig[1]
2255             ,fChamberUAorig[iDet][2]-xyzOrig[2] + fgkCraH/2.0 + fgkCdrH/2.0 - fgkCalW/2.0
2256             ,0,"ONLY");
2257   gMC->Gspos(cTagV,2,cTagM
2258             ,fChamberUAorig[iDet][0]-xyzOrig[0] - fChamberUAboxd[iDet][0] + fgkCroW/2.0
2259             ,fChamberUAorig[iDet][1]-xyzOrig[1]
2260             ,fChamberUAorig[iDet][2]-xyzOrig[2] + fgkCraH/2.0 + fgkCdrH/2.0 - fgkCalW/2.0
2261             ,0,"ONLY");
2262
2263   sprintf(cTagV,"UD%02d",iDet);
2264   gMC->Gspos(cTagV,1,cTagM
2265             ,fChamberUDorig[iDet][0]-xyzOrig[0]
2266             ,fChamberUDorig[iDet][1]-xyzOrig[1]
2267             ,fChamberUDorig[iDet][2]-xyzOrig[2]
2268             ,0,"ONLY");
2269
2270   sprintf(cTagV,"UF%02d",iDet);
2271   gMC->Gspos(cTagV,1,cTagM
2272             ,fChamberUForig[iDet][0]-xyzOrig[0]
2273             ,fChamberUForig[iDet][1]-xyzOrig[1]
2274             ,fChamberUForig[iDet][2]-xyzOrig[2]
2275             ,0,"ONLY");
2276
2277   sprintf(cTagV,"UU%02d",iDet);
2278   gMC->Gspos(cTagV,1,cTagM
2279             ,fChamberUUorig[iDet][0]-xyzOrig[0]
2280             ,fChamberUUorig[iDet][1]-xyzOrig[1]
2281             ,fChamberUUorig[iDet][2]-xyzOrig[2]
2282             ,0,"ONLY");
2283
2284   sprintf(cTagV,"UT%02d",iDet);
2285   gMC->Gspos(cTagV,1,"UTI1"
2286             ,xyzOrig[0]
2287             ,xyzOrig[1]
2288             ,xyzOrig[2]
2289             ,0,"ONLY");
2290   gMC->Gspos(cTagV,1,"UTI2"
2291             ,xyzOrig[0]
2292             ,xyzOrig[1]
2293             ,xyzOrig[2]
2294             ,0,"ONLY");
2295   if (icham != 2) {
2296     // W/o middle stack
2297     gMC->Gspos(cTagV,1,"UTI3"
2298               ,xyzOrig[0]
2299               ,xyzOrig[1]
2300               ,xyzOrig[2]
2301               ,0,"ONLY");
2302   }
2303
2304 }
2305
2306 //_____________________________________________________________________________
2307 Bool_t AliTRDgeometry::RotateBack(Int_t det, Double_t *loc, Double_t *glb) const
2308 {
2309   //
2310   // Rotates a chambers to transform the corresponding local frame
2311   // coordinates <loc> into the coordinates of the ALICE restframe <glb>.
2312   //
2313
2314   Int_t sector = GetSector(det);
2315
2316   glb[0] = loc[0] * fRotB11[sector] - loc[1] * fRotB12[sector];
2317   glb[1] = loc[0] * fRotB21[sector] + loc[1] * fRotB22[sector];
2318   glb[2] = loc[2];
2319
2320   return kTRUE;
2321
2322 }
2323
2324 //_____________________________________________________________________________
2325 Int_t AliTRDgeometry::GetDetectorSec(Int_t p, Int_t c)
2326 {
2327   //
2328   // Convert plane / chamber into detector number for one single sector
2329   //
2330
2331   return (p + c * fgkNplan);
2332
2333 }
2334
2335 //_____________________________________________________________________________
2336 Int_t AliTRDgeometry::GetDetector(Int_t p, Int_t c, Int_t s)
2337 {
2338   //
2339   // Convert plane / chamber / sector into detector number
2340   //
2341
2342   return (p + c * fgkNplan + s * fgkNplan * fgkNcham);
2343
2344 }
2345
2346 //_____________________________________________________________________________
2347 Int_t AliTRDgeometry::GetPlane(Int_t d)
2348 {
2349   //
2350   // Reconstruct the plane number from the detector number
2351   //
2352
2353   return ((Int_t) (d % fgkNplan));
2354
2355 }
2356
2357 //_____________________________________________________________________________
2358 Int_t AliTRDgeometry::GetChamber(Int_t d) const
2359 {
2360   //
2361   // Reconstruct the chamber number from the detector number
2362   //
2363
2364   return ((Int_t) (d % (fgkNplan * fgkNcham)) / fgkNplan);
2365
2366 }
2367
2368 //_____________________________________________________________________________
2369 Int_t AliTRDgeometry::GetSector(Int_t d) const
2370 {
2371   //
2372   // Reconstruct the sector number from the detector number
2373   //
2374
2375   return ((Int_t) (d / (fgkNplan * fgkNcham)));
2376
2377 }
2378
2379 //_____________________________________________________________________________
2380 AliTRDpadPlane *AliTRDgeometry::GetPadPlane(Int_t p, Int_t c)
2381 {
2382   //
2383   // Returns the pad plane for a given plane <p> and chamber <c> number
2384   //
2385
2386   if (!fPadPlaneArray) {
2387     CreatePadPlaneArray();
2388   }
2389
2390   Int_t ipp = GetDetectorSec(p,c);
2391   return ((AliTRDpadPlane *) fPadPlaneArray->At(ipp));
2392
2393 }
2394
2395 //_____________________________________________________________________________
2396 Int_t AliTRDgeometry::GetRowMax(Int_t p, Int_t c, Int_t /*s*/)
2397 {
2398   //
2399   // Returns the number of rows on the pad plane
2400   //
2401
2402   return GetPadPlane(p,c)->GetNrows();
2403
2404 }
2405
2406 //_____________________________________________________________________________
2407 Int_t AliTRDgeometry::GetColMax(Int_t p)
2408 {
2409   //
2410   // Returns the number of rows on the pad plane
2411   //
2412
2413   return GetPadPlane(p,0)->GetNcols();
2414
2415 }
2416
2417 //_____________________________________________________________________________
2418 Double_t AliTRDgeometry::GetRow0(Int_t p, Int_t c, Int_t /*s*/)
2419 {
2420   //
2421   // Returns the position of the border of the first pad in a row
2422   //
2423
2424   return GetPadPlane(p,c)->GetRow0();
2425
2426 }
2427
2428 //_____________________________________________________________________________
2429 Double_t AliTRDgeometry::GetCol0(Int_t p)
2430 {
2431   //
2432   // Returns the position of the border of the first pad in a column
2433   //
2434
2435   return GetPadPlane(p,0)->GetCol0();
2436
2437 }
2438
2439 //_____________________________________________________________________________
2440 //Int_t AliTRDgeometry::GetPadRowFromMCM(Int_t irob, Int_t imcm) const
2441 //{
2442   //
2443   // Return on which row this mcm sits
2444   //
2445 //
2446 //  return fgkMCMrow*(irob/2) + imcm/fgkMCMrow;
2447 //
2448 //}
2449
2450 //_____________________________________________________________________________
2451 //Int_t AliTRDgeometry::GetPadColFromADC(Int_t irob, Int_t imcm, Int_t iadc) const
2452 //{
2453   //
2454   // Return which pad is connected to this adc channel. return -1 if it
2455   // is one of the not directly connected adc channels (0, 1 20)
2456   //
2457 //
2458 //  if (iadc < 2 || iadc > 19 ) return -1;
2459 //
2460 //  return (iadc-2) + (imcm%fgkMCMrow)*fgkPadmax + GetRobSide(irob)*fgkColmax/2;
2461 //
2462 //}
2463
2464 //_____________________________________________________________________________
2465 //Int_t AliTRDgeometry::GetMCMfromPad(Int_t irow, Int_t icol) const
2466 //{
2467   //
2468   // Return on which mcm this pad is
2469   //
2470 //
2471 //  if ( irow < 0 || icol < 0 || irow > fgkRowmaxC1 || icol > fgkColmax ) return -1;
2472 //
2473 //  return (icol%(fgkColmax/2))/fgkPadmax + fgkMCMrow*(irow%fgkMCMrow);
2474 //
2475 //}
2476
2477 //_____________________________________________________________________________
2478 //Int_t AliTRDgeometry::GetROBfromPad(Int_t irow, Int_t icol) const
2479 //{
2480   //
2481   // Return on which rob this pad is
2482   //
2483 //
2484 //  return (irow/fgkMCMrow)*2 + GetColSide(icol);
2485 //
2486 //}
2487
2488 //_____________________________________________________________________________
2489 //Int_t AliTRDgeometry::GetRobSide(Int_t irob) const
2490 //{
2491   //
2492   // Return on which side this rob sits (A side = 0, B side = 1)
2493   //
2494 //
2495 //  if ( irob < 0 || irob >= fgkROBmaxC1 ) return -1;
2496 //
2497 //  return irob%2;
2498 //
2499 //}
2500
2501 //_____________________________________________________________________________
2502 //Int_t AliTRDgeometry::GetColSide(Int_t icol) const
2503 //{
2504   //
2505   // Return on which side this column sits (A side = 0, B side = 1)
2506   //
2507 //
2508 //  if ( icol < 0 || icol >= fgkColmax ) return -1;
2509 //
2510 //  return icol/(fgkColmax/2);
2511 //
2512 //}
2513
2514 //_____________________________________________________________________________
2515 Bool_t AliTRDgeometry::CreateClusterMatrixArray()
2516 {
2517   //
2518   // Create the matrices to transform cluster coordinates from the
2519   // local chamber system to the tracking coordinate system
2520   //
2521
2522   if (!gGeoManager) {
2523     return kFALSE;
2524   }
2525
2526   fClusterMatrixArray = new TObjArray(kNdet);
2527   AliAlignObjParams o;
2528
2529   AliWarning("Start creating transformation matrices.");
2530
2531   for (Int_t iLayer = AliGeomManager::kTRD1; iLayer <= AliGeomManager::kTRD6; iLayer++) {
2532     for (Int_t iModule = 0; iModule < AliGeomManager::LayerSize(iLayer); iModule++) {
2533
2534       UShort_t     volid   = AliGeomManager::LayerToVolUID(iLayer,iModule);
2535       const char  *symname = AliGeomManager::SymName(volid);
2536       TGeoPNEntry *pne     = gGeoManager->GetAlignableEntry(symname);
2537       const char  *path    = symname;
2538       if (pne) {
2539         path = pne->GetTitle();
2540       }
2541       if (!strstr(path,"ALIC")) {
2542         AliError(Form("Not a valid path: %s\n",path));
2543         AliDebug(1,Form("Not a valid path: %s\n",path));
2544         continue;
2545       }
2546       if (!gGeoManager->cd(path)) {
2547         AliError(Form("Cannot go to path: %s\n",path));
2548         continue;
2549       }
2550       TGeoHMatrix *m         = gGeoManager->GetCurrentMatrix();
2551       Int_t        iLayerTRD = iLayer - AliGeomManager::kTRD1;
2552       Int_t        isector   = iModule/Ncham();
2553       Int_t        ichamber  = iModule%Ncham();
2554       Int_t        lid       = GetDetector(iLayerTRD,ichamber,isector);
2555
2556       TGeoRotation mchange;
2557       mchange.RotateY(90);
2558       mchange.RotateX(90);
2559
2560       //
2561       // Cluster transformation matrix
2562       //
2563       TGeoHMatrix  rotMatrix(mchange.Inverse());
2564       rotMatrix.MultiplyLeft(m);
2565       Double_t sectorAngle = 20.0 * (isector % 18) + 10.0;
2566       TGeoHMatrix  rotSector;
2567       rotSector.RotateZ(sectorAngle);
2568       rotMatrix.MultiplyLeft(&rotSector.Inverse());
2569
2570       AliWarning(Form("Add matrix: %d\n",lid));
2571       fClusterMatrixArray->AddAt(new TGeoHMatrix(rotMatrix),lid);
2572
2573     }
2574   }
2575
2576   return kTRUE;
2577
2578 }
2579