[u/mrichter/AliRoot.git] / TRD / AliTRDgeometryDetail.cxx

/**************************************************************************
 * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
 *                                                                        *
 * Author: The ALICE Off-line Project.                                    *
 * Contributors are mentioned in the code where appropriate.              *
 *                                                                        *
 * Permission to use, copy, modify and distribute this software and its   *
 * documentation strictly for non-commercial purposes is hereby granted   *
 * without fee, provided that the above copyright notice appears in all   *
 * copies and that both the copyright notice and this permission notice   *
 * appear in the supporting documentation. The authors make no claims     *
 * about the suitability of this software for any purpose. It is          *
 * provided "as is" without express or implied warranty.                  *
 **************************************************************************/

/*
$Log$
Revision 1.4  2002/03/28 14:59:07  cblume
Coding conventions

Revision 1.3  2002/02/11 14:21:16  cblume
Update of the geometry. Get rid of MANY

Revision 1.2  2001/11/08 13:13:08  cblume
Change to MANY for UCFI/M/O and UAFI/M/O

Revision 1.1  2001/11/06 17:19:41  cblume
Add detailed geometry and simple simulator

*/

///////////////////////////////////////////////////////////////////////////////
//                                                                           //
//  Detailed TRD geometry for the spaceframe without holes                   //
//                                                                           //
///////////////////////////////////////////////////////////////////////////////

#include "AliMC.h"

#include "AliTRDgeometryDetail.h"
#include "AliTRDparameter.h"

ClassImp(AliTRDgeometryDetail)

//_____________________________________________________________________________
AliTRDgeometryDetail::AliTRDgeometryDetail():AliTRDgeometryFull()
{
  //
  // AliTRDgeometryDetail default constructor
  //

  Init();

}

//_____________________________________________________________________________
AliTRDgeometryDetail::~AliTRDgeometryDetail()
{
  //
  // AliTRDgeometryDetail destructor
  //

}

//_____________________________________________________________________________
void AliTRDgeometryDetail::Init()
{
  //
  // Initializes the geometry parameter
  //

  AliTRDgeometryFull::Init();

}

//_____________________________________________________________________________
void AliTRDgeometryDetail::CreateGeometry(Int_t *idtmed)
{
  //
  // Create the detailed TRD geometry without hole
  // including the MCMs and the cooling pipes
  //
  //
  // Names of the TRD volumina (xx = detector number):
  //
  //      Lower part of the readout chambers (gas volume + radiator)
  //
  //        UAxx    Aluminum frames             (Al)
  //        UBxx    G10 frames                  (C)
  //        UCxx    Inner volumes               (Air)
  //
  //      Upper part of the readout chambers (readout plane + fee)
  //
  //        UDxx    G10 frames                  (C)
  //        UExx    Inner volumes of the G10    (Air)
  //        UFxx    Aluminum frames             (Al)
  //        UGxx    Inner volumes of the Al     (Air)
  //
  //      Inner material layers
  //
  //        UHxx    Radiator                    (Rohacell)
  //        UIxx    Entrance window             (Mylar)
  //        UJxx    Drift volume                (Xe/CO2)
  //        UKxx    Amplification volume        (Xe/CO2)
  //        ULxx    Pad plane                   (Cu)
  //        UMxx    Support structure           (Rohacell)
  //        UNxx    FEE + signal lines          (Cu)
  //

  const Int_t kNparTrd = 4;
  const Int_t kNparCha = 3;

  Float_t xpos, ypos, zpos;

  Float_t parTrd[kNparTrd];
  Float_t parCha[kNparCha];

  Char_t  cTagV[5];
  Char_t  cTagM[5];

  Int_t   idrotm;

  // Rotation matrix
  gMC->Matrix(idrotm,  0.0,  0.0, 90.0, 90.0, 90.0,  0.0);

  // The TRD mother volume for one sector (Air), full length in z-direction
  parTrd[0] = fgkSwidth1/2.;
  parTrd[1] = fgkSwidth2/2.;
  parTrd[2] = fgkSlenTR1/2.;
  parTrd[3] = fgkSheight/2.;
  gMC->Gsvolu("UTR1","TRD1",idtmed[1302-1],parTrd,kNparTrd);

  // Create the readout volumina
  CreateReadout(idtmed);

  // Create the volumina for the cooling
  CreateCooling(idtmed);

  for (Int_t icham = 0; icham < kNcham; icham++) {
    for (Int_t iplan = 0; iplan < kNplan; iplan++) {  

      Int_t iDet = GetDetectorSec(iplan,icham);

      // The lower part of the readout chambers (gas volume + radiator) 
      // The aluminum frames 
      sprintf(cTagV,"UA%02d",iDet);
      parCha[0] = fCwidth[iplan]/2.;
      parCha[1] = fClength[iplan][icham]/2. - fgkHspace/2.;
      parCha[2] = fgkCraH/2. + fgkCdrH/2.;
      gMC->Gsvolu(cTagV,"BOX ",idtmed[1301-1],parCha,kNparCha);
      // The G10 frames 
      sprintf(cTagV,"UB%02d",iDet);
      parCha[0] = fCwidth[iplan]/2. - fgkCalT; 
      parCha[1] = -1.;
      parCha[2] = -1.;
      gMC->Gsvolu(cTagV,"BOX ",idtmed[1307-1],parCha,kNparCha);
      // The inner part (air)
      sprintf(cTagV,"UC%02d",iDet);
      parCha[0] = fCwidth[iplan]/2. - fgkCalT - fgkCclsT; 
      parCha[1] = fClength[iplan][icham]/2. - fgkHspace/2.- fgkCclfT;
      parCha[2] = -1.;
      gMC->Gsvolu(cTagV,"BOX ",idtmed[1302-1],parCha,kNparCha);

      // The upper part of the readout chambers (readout plane + fee)
      // The G10 frames
      sprintf(cTagV,"UD%02d",iDet);
      parCha[0] = fCwidth[iplan]/2. + fgkCroW;
      parCha[1] = fClength[iplan][icham]/2. - fgkHspace/2.;
      parCha[2] = fgkCamH/2.;
      gMC->Gsvolu(cTagV,"BOX ",idtmed[1307-1],parCha,kNparCha);
      // The inner part of the G10 frame (air)
      sprintf(cTagV,"UE%02d",iDet);
      parCha[0] = fCwidth[iplan]/2. + fgkCroW - fgkCcuT; 
      parCha[1] = fClength[iplan][icham]/2. - fgkHspace/2.- fgkCcuT;
      parCha[2] = -1.;
      gMC->Gsvolu(cTagV,"BOX ",idtmed[1302-1],parCha,kNparCha);
      // The aluminum frames
      sprintf(cTagV,"UF%02d",iDet);
      parCha[0] = fCwidth[iplan]/2. + fgkCroW;
      parCha[1] = fClength[iplan][icham]/2. - fgkHspace/2.;
      parCha[2] = fgkCroH/2.;
      gMC->Gsvolu(cTagV,"BOX ",idtmed[1301-1],parCha,kNparCha);
      // The inner part of the aluminum frames
      sprintf(cTagV,"UG%02d",iDet);
      parCha[0] = fCwidth[iplan]/2. + fgkCroW - fgkCauT; 
      parCha[1] = fClength[iplan][icham]/2. - fgkHspace/2.- fgkCauT;
      parCha[2] = -1.;
      gMC->Gsvolu(cTagV,"BOX ",idtmed[1302-1],parCha,kNparCha);

      // The material layers inside the chambers
      parCha[0] = -1.;
      parCha[1] = -1.;
      // Rohacell layer (radiator)
      parCha[2] = fgkRaThick/2;
      sprintf(cTagV,"UH%02d",iDet);
      gMC->Gsvolu(cTagV,"BOX ",idtmed[1315-1],parCha,kNparCha);
      // Mylar layer (entrance window + HV cathode) 
      parCha[2] = fgkMyThick/2;
      sprintf(cTagV,"UI%02d",iDet);
      gMC->Gsvolu(cTagV,"BOX ",idtmed[1308-1],parCha,kNparCha);
      // Xe/Isobutane layer (drift volume) 
      parCha[2] = fgkDrThick/2.;
      sprintf(cTagV,"UJ%02d",iDet);
      gMC->Gsvolu(cTagV,"BOX ",idtmed[1309-1],parCha,kNparCha);
      // Xe/Isobutane layer (amplification volume)
      parCha[2] = fgkAmThick/2.;
      sprintf(cTagV,"UK%02d",iDet);
      gMC->Gsvolu(cTagV,"BOX ",idtmed[1309-1],parCha,kNparCha);  
      // Cu layer (pad plane)
      parCha[2] = fgkCuThick/2;
      sprintf(cTagV,"UL%02d",iDet);
      gMC->Gsvolu(cTagV,"BOX ",idtmed[1305-1],parCha,kNparCha);
      // G10 layer (support structure / honeycomb)
      parCha[2] = fgkSuThick/2;
      sprintf(cTagV,"UM%02d",iDet);
      gMC->Gsvolu(cTagV,"BOX ",idtmed[1313-1],parCha,kNparCha);
      // Cu layer (FEE + signal lines)
      parCha[2] = fgkFeThick/2;
      sprintf(cTagV,"UN%02d",iDet);
      gMC->Gsvolu(cTagV,"BOX ",idtmed[1305-1],parCha,kNparCha);

      // Position the layers in the chambers
      xpos = 0;
      ypos = 0;
      // Lower part
      // Rohacell layer (radiator)
      zpos = fgkRaZpos;
      sprintf(cTagV,"UH%02d",iDet);
      sprintf(cTagM,"UC%02d",iDet);
      gMC->Gspos(cTagV,1,cTagM,xpos,ypos,zpos,0,"ONLY");
      // Mylar layer (entrance window + HV cathode)   
      zpos = fgkMyZpos;
      sprintf(cTagV,"UI%02d",iDet);
      sprintf(cTagM,"UC%02d",iDet);
      gMC->Gspos(cTagV,1,cTagM,xpos,ypos,zpos,0,"ONLY");
      // Xe/Isobutane layer (drift volume) 
      zpos = fgkDrZpos;
      sprintf(cTagV,"UJ%02d",iDet);
      sprintf(cTagM,"UC%02d",iDet);
      gMC->Gspos(cTagV,1,cTagM,xpos,ypos,zpos,0,"ONLY");
      // Upper part
      // Xe/Isobutane layer (amplification volume)
      zpos = fgkAmZpos;
      sprintf(cTagV,"UK%02d",iDet);
      sprintf(cTagM,"UE%02d",iDet);
      gMC->Gspos(cTagV,1,cTagM,xpos,ypos,zpos,0,"ONLY");
      // Readout part
      // Cu layer (pad plane)
      zpos = fgkCuZpos; 
      sprintf(cTagV,"UL%02d",iDet);
      sprintf(cTagM,"UG%02d",iDet);
      gMC->Gspos(cTagV,1,cTagM,xpos,ypos,zpos,0,"ONLY");
      // G10 layer (support structure)
      zpos = fgkSuZpos;
      sprintf(cTagV,"UM%02d",iDet);
      sprintf(cTagM,"UG%02d",iDet);
      gMC->Gspos(cTagV,1,cTagM,xpos,ypos,zpos,0,"ONLY");
      // Cu layer (FEE + signal lines)
      zpos = fgkFeZpos; 
      sprintf(cTagV,"UN%02d",iDet);
      sprintf(cTagM,"UG%02d",iDet);
      gMC->Gspos(cTagV,1,cTagM,xpos,ypos,zpos,0,"ONLY");

      // Position the inner volumes of the chambers in the frames
      xpos      = 0.0;
      ypos      = 0.0;
      zpos      = 0.0;
      // The inside of the lower G10 frame
      sprintf(cTagV,"UC%02d",iDet);
      sprintf(cTagM,"UB%02d",iDet);
      gMC->Gspos(cTagV,1,cTagM,xpos,ypos,zpos,0,"ONLY");
      // The lower G10 frame inside the aluminum frame
      sprintf(cTagV,"UB%02d",iDet);
      sprintf(cTagM,"UA%02d",iDet);
      gMC->Gspos(cTagV,1,cTagM,xpos,ypos,zpos,0,"ONLY");
      // The inside of the upper G10 frame
      sprintf(cTagV,"UE%02d",iDet);
      sprintf(cTagM,"UD%02d",iDet);
      gMC->Gspos(cTagV,1,cTagM,xpos,ypos,zpos,0,"ONLY");
      // The inside of the upper aluminum frame
      sprintf(cTagV,"UG%02d",iDet);
      sprintf(cTagM,"UF%02d",iDet);
      gMC->Gspos(cTagV,1,cTagM,xpos,ypos,zpos,0,"ONLY");      

      // Position the frames of the chambers in the TRD mother volume
      xpos  = 0.;
      ypos  = - fClength[iplan][0] - fClength[iplan][1] - fClength[iplan][2]/2.;
      for (Int_t ic = 0; ic < icham; ic++) {
        ypos += fClength[iplan][ic];        
      }
      ypos += fClength[iplan][icham]/2.;
      zpos  = fgkCraH/2. + fgkCdrH/2. - fgkSheight/2. + iplan * (fgkCH + fgkVspace);
      // The lower aluminum frame, radiator + drift region
      sprintf(cTagV,"UA%02d",iDet);
      gMC->Gspos(cTagV,1,"UTR1",xpos,ypos,zpos,0,"ONLY");
      // The upper G10 frame, amplification region
      sprintf(cTagV,"UD%02d",iDet);
      zpos += fgkCamH/2. + fgkCraH/2. + fgkCdrH/2.;
      gMC->Gspos(cTagV,1,"UTR1",xpos,ypos,zpos,0,"ONLY");
      // The upper aluminum frame
      sprintf(cTagV,"UF%02d",iDet);
      zpos += fgkCroH/2. + fgkCamH/2.;
      gMC->Gspos(cTagV,1,"UTR1",xpos,ypos,zpos,0,"ONLY");
 
      // Position the MCM volumina
      PositionReadout(iplan,icham);

      // Position the volumina for the cooling
      PositionCooling(iplan,icham,idrotm);

    }
  }

  xpos = 0.;
  ypos = 0.;
  zpos = 0.;
  gMC->Gspos("UTR1",1,"BTR1",xpos,ypos,zpos,0,"ONLY");
  gMC->Gspos("UTR1",2,"BTR2",xpos,ypos,zpos,0,"ONLY");
  gMC->Gspos("UTR1",3,"BTR3",xpos,ypos,zpos,0,"ONLY");

}

//_____________________________________________________________________________
void AliTRDgeometryDetail::CreateReadout(Int_t *idtmed) const
{
  //
  // Create the volumina of the readout electronics
  //

  const Int_t   kNparBox    = 3;

  Float_t parBox[kNparBox];
  Float_t xpos = 0.0;
  Float_t ypos = 0.0;
  Float_t zpos = 0.0;

  // The mother volume for the MCMs + connectors (air)
  parBox[0] = 3.0/2.;
  parBox[1] = 3.4/2.;
  parBox[2] = 0.5/2.;
  gMC->Gsvolu("UMCM","BOX",idtmed[1302-1],parBox,kNparBox);

  // The MCM carrier G10 layer
  parBox[0] = 3.0/2.;
  parBox[1] = 3.0/2.;
  parBox[2] = 0.1/2.;
  gMC->Gsvolu("UMC1","BOX",idtmed[1319-1],parBox,kNparBox);
  // The MCM carrier Cu layer
  parBox[0] = 3.0/2.;
  parBox[1] = 3.0/2.;
  parBox[2] = 0.0034/2.;
  gMC->Gsvolu("UMC2","BOX",idtmed[1318-1],parBox,kNparBox);
  // The MCM carrier Sn layer
  parBox[0] = 3.0/2.;
  parBox[1] = 3.0/2.;
  parBox[2] = 0.004/2.;
  gMC->Gsvolu("UMC3","BOX",idtmed[1317-1],parBox,kNparBox);
  // The MCM carrier Al layer
  parBox[0] = 3.0/2.;
  parBox[1] = 3.0/2.;
  parBox[2] = 0.05/2.;
  gMC->Gsvolu("UMC4","BOX",idtmed[1316-1],parBox,kNparBox);

  // The epoxy of chip no.1
  parBox[0] = 0.548/2.;
  parBox[1] = 0.548/2.;
  parBox[2] = 0.1/2.;
  gMC->Gsvolu("UCE1","BOX",idtmed[1321-1],parBox,kNparBox);
  // The silicon of chip no.1
  parBox[0] = 0.316/2.;
  parBox[1] = 0.316/2.;
  parBox[2] = 0.03/2.;
  gMC->Gsvolu("UCS1","BOX",idtmed[1320-1],parBox,kNparBox);

  // The epoxy of chip no.2
  parBox[0] = 1.549/2.;
  parBox[1] = 1.549/2.;
  parBox[2] = 0.1/2.;
  gMC->Gsvolu("UCE2","BOX",idtmed[1321-1],parBox,kNparBox);
  // The silicon of chip no.2
  parBox[0] = 0.894/2.;
  parBox[1] = 0.894/2.;
  parBox[2] = 0.03/2.;
  gMC->Gsvolu("UCS2","BOX",idtmed[1320-1],parBox,kNparBox);

  // The PE of the connector
  parBox[0] = 2.25/2.;
  parBox[1] = 0.4/2.;
  parBox[2] = 0.3/2.;
  gMC->Gsvolu("UCN1","BOX",idtmed[1322-1],parBox,kNparBox);
  // The Cu of the connector
  parBox[0] = 2.25/2.;
  parBox[1] = 0.4/2.;
  parBox[2] = 0.005/2.;
  gMC->Gsvolu("UCN2","BOX",idtmed[1323-1],parBox,kNparBox);

  xpos  =  0.0;
  ypos  = -0.4/2.;
  zpos  = -0.25      + 0.1/2.;
  gMC->Gspos("UMC1",1,"UMCM",xpos,ypos,zpos,0,"ONLY");
  zpos +=  0.1/2.   + 0.0034/2.;
  gMC->Gspos("UMC2",1,"UMCM",xpos,ypos,zpos,0,"ONLY");
  zpos +=  0.0034/2 + 0.004/2.;
  gMC->Gspos("UMC3",1,"UMCM",xpos,ypos,zpos,0,"ONLY");
  zpos +=  0.004/2  + 0.05/2.;
  gMC->Gspos("UMC4",1,"UMCM",xpos,ypos,zpos,0,"ONLY");
  zpos +=  0.05/2.  + 0.1/2.;
  xpos  =  1.0;
  gMC->Gspos("UCE1",1,"UMCM",xpos,ypos,zpos,0,"ONLY");
  xpos  = -0.5;
  gMC->Gspos("UCE2",1,"UMCM",xpos,ypos,zpos,0,"ONLY");
  zpos +=  0.1/2.   + 0.03/2.;
  xpos  =  1.0;
  gMC->Gspos("UCS1",1,"UMCM",xpos,ypos,zpos,0,"ONLY");
  xpos  = -0.5;
  gMC->Gspos("UCS2",1,"UMCM",xpos,ypos,zpos,0,"ONLY");  
  xpos  =  0.0;
  ypos  =  3.4/2.   - 0.4/2.;
  zpos  = -0.25     + 0.3/2.;
  gMC->Gspos("UCN1",1,"UMCM",xpos,ypos,zpos,0,"ONLY");  
  zpos +=  0.3/2.   + 0.005/2.;
  gMC->Gspos("UCN2",1,"UMCM",xpos,ypos,zpos,0,"ONLY");  

}

//_____________________________________________________________________________
void AliTRDgeometryDetail::PositionReadout(Int_t ipla, Int_t icha)
{
  //
  // Position the volumina inside the readout mother volume
  //

  const Int_t   kNmcmChannel = 18;

  AliTRDparameter *parameter = new AliTRDparameter();

  Int_t nMCMrow = parameter->GetRowMax(ipla,icha,0);
  Int_t nMCMcol = parameter->GetColMax(ipla) / kNmcmChannel;

  Float_t xSize = (GetChamberWidth(ipla)       - 2.*fgkCpadW) 
                / ((Float_t) nMCMcol);
  Float_t ySize = (GetChamberLength(ipla,icha) - 2.*fgkRpadW) 
                / ((Float_t) nMCMrow);
  Float_t x0    = parameter->GetCol0(ipla);
  Float_t y0    = parameter->GetRow0(ipla,icha,0);

  Int_t iCopy = GetDetector(ipla,icha,0) * 1000;
  for (Int_t iMCMrow = 0; iMCMrow < nMCMrow; iMCMrow++) {
    for (Int_t iMCMcol = 0; iMCMcol < nMCMcol; iMCMcol++) {
      iCopy++;
      Float_t xpos = (0.5 + iMCMcol) * xSize + x0; 
      Float_t ypos = (0.5 + iMCMrow) * ySize + y0;
      Float_t zpos = fgkCH - fgkSheight/2. + 0.5/2.
                   + ipla * (fgkCH + fgkVspace);
      gMC->Gspos("UMCM",iCopy,"UTR1",xpos,ypos,zpos,0,"ONLY");    
    }
  }

  delete parameter;

}

//_____________________________________________________________________________
void AliTRDgeometryDetail::CreateCooling(Int_t *idtmed) const
{
  //
  // Create the volumina of the cooling
  //

  const Int_t kNparTube = 3;

  Float_t parTube[kNparTube];
  Float_t xpos;
  Float_t ypos;
  Float_t zpos;

  // The aluminum pipe for the cooling
  parTube[0] = 0.0;
  parTube[1] = 0.0;
  parTube[2] = 0.0;
  gMC->Gsvolu("UCOA","TUBE",idtmed[1324-1],parTube,0);

  // The cooling water
  parTube[0] =  0.0;
  parTube[1] =  0.2/2.;
  parTube[2] = -1.;
  gMC->Gsvolu("UCOW","TUBE",idtmed[1314-1],parTube,kNparTube);

  // Water inside the cooling pipe
  xpos = 0.0;
  ypos = 0.0;
  zpos = 0.0;
  gMC->Gspos("UCOW",1,"UCOA",xpos,ypos,zpos,0,"ONLY");

}

//_____________________________________________________________________________
void AliTRDgeometryDetail::PositionCooling(Int_t ipla, Int_t icha, Int_t idrotm)
{
  //
  // Position the volumina of the cooling
  //

  const Int_t kNpar = 3;

  Float_t par[kNpar];
  Float_t xpos;
  Float_t ypos;
  Float_t zpos;

  AliTRDparameter *parameter = new AliTRDparameter();

  Int_t   iCopy   = GetDetector(ipla,icha,0) * 100;
  Int_t   nMCMrow = parameter->GetRowMax(ipla,icha,0);

  Float_t ySize   = (GetChamberLength(ipla,icha) - 2.*fgkRpadW) 
                  / ((Float_t) nMCMrow);
  Float_t y0      = parameter->GetRow0(ipla,icha,0);

  // Position the cooling pipes
  for (Int_t iMCMrow = 0; iMCMrow < nMCMrow; iMCMrow++) {

    xpos   = 0.0;
    ypos   = (0.5 + iMCMrow) * ySize + y0 - 1.9;
    zpos   = fgkCH - fgkSheight/2. + 0.5/2.
                   + ipla * (fgkCH + fgkVspace);
    par[0] = 0.0;
    par[1] = 0.3/2.;
    par[2] = GetChamberWidth(ipla)/2.+ fgkCroW;
    gMC->Gsposp("UCOA",iCopy+iMCMrow,"UTR1",xpos,ypos,zpos
                      ,idrotm,"ONLY",par,kNpar);

  }

  delete parameter;

}
Commit	Line	Data
16bf9884	1	/**************************************************************************
	2	* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
	3	* *
	4	* Author: The ALICE Off-line Project. *
	5	* Contributors are mentioned in the code where appropriate. *
	6	* *
	7	* Permission to use, copy, modify and distribute this software and its *
	8	* documentation strictly for non-commercial purposes is hereby granted *
	9	* without fee, provided that the above copyright notice appears in all *
	10	* copies and that both the copyright notice and this permission notice *
	11	* appear in the supporting documentation. The authors make no claims *
	12	* about the suitability of this software for any purpose. It is *
	13	* provided "as is" without express or implied warranty. *
	14	**************************************************************************/
	15
	16	/*
	17	$Log$
5443e65e	18	Revision 1.4 2002/03/28 14:59:07 cblume
	19	Coding conventions
	20
0a29d0f1	21	Revision 1.3 2002/02/11 14:21:16 cblume
	22	Update of the geometry. Get rid of MANY
	23
0a770ac9	24	Revision 1.2 2001/11/08 13:13:08 cblume
	25	Change to MANY for UCFI/M/O and UAFI/M/O
	26
a0bc1a05	27	Revision 1.1 2001/11/06 17:19:41 cblume
	28	Add detailed geometry and simple simulator
	29
16bf9884	30	*/
	31
	32	///////////////////////////////////////////////////////////////////////////////
	33	// //
0a770ac9	34	// Detailed TRD geometry for the spaceframe without holes //
16bf9884	35	// //
	36	///////////////////////////////////////////////////////////////////////////////
	37
	38	#include "AliMC.h"
	39
	40	#include "AliTRDgeometryDetail.h"
5443e65e	41	#include "AliTRDparameter.h"
16bf9884	42
	43	ClassImp(AliTRDgeometryDetail)
	44
	45	//_____________________________________________________________________________
	46	AliTRDgeometryDetail::AliTRDgeometryDetail():AliTRDgeometryFull()
	47	{
	48	//
	49	// AliTRDgeometryDetail default constructor
	50	//
	51
	52	Init();
	53
	54	}
	55
	56	//_____________________________________________________________________________
	57	AliTRDgeometryDetail::~AliTRDgeometryDetail()
	58	{
	59	//
	60	// AliTRDgeometryDetail destructor
	61	//
	62
	63	}
	64
	65	//_____________________________________________________________________________
	66	void AliTRDgeometryDetail::Init()
	67	{
	68	//
	69	// Initializes the geometry parameter
	70	//
	71
	72	AliTRDgeometryFull::Init();
	73
	74	}
	75
	76	//_____________________________________________________________________________
	77	void AliTRDgeometryDetail::CreateGeometry(Int_t *idtmed)
	78	{
	79	//
	80	// Create the detailed TRD geometry without hole
0a770ac9	81	// including the MCMs and the cooling pipes
	82	//
	83	//
	84	// Names of the TRD volumina (xx = detector number):
	85	//
	86	// Lower part of the readout chambers (gas volume + radiator)
	87	//
	88	// UAxx Aluminum frames (Al)
	89	// UBxx G10 frames (C)
	90	// UCxx Inner volumes (Air)
	91	//
	92	// Upper part of the readout chambers (readout plane + fee)
	93	//
	94	// UDxx G10 frames (C)
	95	// UExx Inner volumes of the G10 (Air)
	96	// UFxx Aluminum frames (Al)
	97	// UGxx Inner volumes of the Al (Air)
	98	//
	99	// Inner material layers
	100	//
	101	// UHxx Radiator (Rohacell)
	102	// UIxx Entrance window (Mylar)
	103	// UJxx Drift volume (Xe/CO2)
	104	// UKxx Amplification volume (Xe/CO2)
	105	// ULxx Pad plane (Cu)
	106	// UMxx Support structure (Rohacell)
	107	// UNxx FEE + signal lines (Cu)
16bf9884	108	//
16bf9884	109
	110	const Int_t kNparTrd = 4;
	111	const Int_t kNparCha = 3;
16bf9884	112
0a770ac9	113	Float_t xpos, ypos, zpos;
0a770ac9	114
16bf9884	115	Float_t parTrd[kNparTrd];
	116	Float_t parCha[kNparCha];
	117
0a770ac9	118	Char_t cTagV[5];
0a770ac9	119	Char_t cTagM[5];
16bf9884	120
0a770ac9	121	Int_t idrotm;
16bf9884	122
0a770ac9	123	// Rotation matrix
0a770ac9	124	gMC->Matrix(idrotm, 0.0, 0.0, 90.0, 90.0, 90.0, 0.0);
16bf9884	125
	126	// The TRD mother volume for one sector (Air), full length in z-direction
	127	parTrd[0] = fgkSwidth1/2.;
	128	parTrd[1] = fgkSwidth2/2.;
	129	parTrd[2] = fgkSlenTR1/2.;
	130	parTrd[3] = fgkSheight/2.;
0a770ac9	131	gMC->Gsvolu("UTR1","TRD1",idtmed[1302-1],parTrd,kNparTrd);
	132
	133	// Create the readout volumina
	134	CreateReadout(idtmed);
	135
	136	// Create the volumina for the cooling
	137	CreateCooling(idtmed);
16bf9884	138
0a770ac9	139	for (Int_t icham = 0; icham < kNcham; icham++) {
	140	for (Int_t iplan = 0; iplan < kNplan; iplan++) {
	141
	142	Int_t iDet = GetDetectorSec(iplan,icham);
	143
	144	// The lower part of the readout chambers (gas volume + radiator)
	145	// The aluminum frames
	146	sprintf(cTagV,"UA%02d",iDet);
	147	parCha[0] = fCwidth[iplan]/2.;
	148	parCha[1] = fClength[iplan][icham]/2. - fgkHspace/2.;
	149	parCha[2] = fgkCraH/2. + fgkCdrH/2.;
	150	gMC->Gsvolu(cTagV,"BOX ",idtmed[1301-1],parCha,kNparCha);
	151	// The G10 frames
	152	sprintf(cTagV,"UB%02d",iDet);
	153	parCha[0] = fCwidth[iplan]/2. - fgkCalT;
	154	parCha[1] = -1.;
	155	parCha[2] = -1.;
	156	gMC->Gsvolu(cTagV,"BOX ",idtmed[1307-1],parCha,kNparCha);
	157	// The inner part (air)
	158	sprintf(cTagV,"UC%02d",iDet);
	159	parCha[0] = fCwidth[iplan]/2. - fgkCalT - fgkCclsT;
	160	parCha[1] = fClength[iplan][icham]/2. - fgkHspace/2.- fgkCclfT;
	161	parCha[2] = -1.;
	162	gMC->Gsvolu(cTagV,"BOX ",idtmed[1302-1],parCha,kNparCha);
	163
	164	// The upper part of the readout chambers (readout plane + fee)
	165	// The G10 frames
	166	sprintf(cTagV,"UD%02d",iDet);
	167	parCha[0] = fCwidth[iplan]/2. + fgkCroW;
	168	parCha[1] = fClength[iplan][icham]/2. - fgkHspace/2.;
	169	parCha[2] = fgkCamH/2.;
	170	gMC->Gsvolu(cTagV,"BOX ",idtmed[1307-1],parCha,kNparCha);
	171	// The inner part of the G10 frame (air)
	172	sprintf(cTagV,"UE%02d",iDet);
	173	parCha[0] = fCwidth[iplan]/2. + fgkCroW - fgkCcuT;
	174	parCha[1] = fClength[iplan][icham]/2. - fgkHspace/2.- fgkCcuT;
	175	parCha[2] = -1.;
	176	gMC->Gsvolu(cTagV,"BOX ",idtmed[1302-1],parCha,kNparCha);
	177	// The aluminum frames
	178	sprintf(cTagV,"UF%02d",iDet);
	179	parCha[0] = fCwidth[iplan]/2. + fgkCroW;
	180	parCha[1] = fClength[iplan][icham]/2. - fgkHspace/2.;
	181	parCha[2] = fgkCroH/2.;
	182	gMC->Gsvolu(cTagV,"BOX ",idtmed[1301-1],parCha,kNparCha);
	183	// The inner part of the aluminum frames
	184	sprintf(cTagV,"UG%02d",iDet);
	185	parCha[0] = fCwidth[iplan]/2. + fgkCroW - fgkCauT;
	186	parCha[1] = fClength[iplan][icham]/2. - fgkHspace/2.- fgkCauT;
	187	parCha[2] = -1.;
	188	gMC->Gsvolu(cTagV,"BOX ",idtmed[1302-1],parCha,kNparCha);
	189
	190	// The material layers inside the chambers
	191	parCha[0] = -1.;
	192	parCha[1] = -1.;
	193	// Rohacell layer (radiator)
	194	parCha[2] = fgkRaThick/2;
	195	sprintf(cTagV,"UH%02d",iDet);
	196	gMC->Gsvolu(cTagV,"BOX ",idtmed[1315-1],parCha,kNparCha);
	197	// Mylar layer (entrance window + HV cathode)
	198	parCha[2] = fgkMyThick/2;
	199	sprintf(cTagV,"UI%02d",iDet);
	200	gMC->Gsvolu(cTagV,"BOX ",idtmed[1308-1],parCha,kNparCha);
	201	// Xe/Isobutane layer (drift volume)
	202	parCha[2] = fgkDrThick/2.;
203	sprintf(cTagV,"UJ%02d",iDet);
204	gMC->Gsvolu(cTagV,"BOX ",idtmed[1309-1],parCha,kNparCha);
205	// Xe/Isobutane layer (amplification volume)
206	parCha[2] = fgkAmThick/2.;
207	sprintf(cTagV,"UK%02d",iDet);
208	gMC->Gsvolu(cTagV,"BOX ",idtmed[1309-1],parCha,kNparCha);
209	// Cu layer (pad plane)
210	parCha[2] = fgkCuThick/2;
211	sprintf(cTagV,"UL%02d",iDet);
212	gMC->Gsvolu(cTagV,"BOX ",idtmed[1305-1],parCha,kNparCha);
213	// G10 layer (support structure / honeycomb)
214	parCha[2] = fgkSuThick/2;
215	sprintf(cTagV,"UM%02d",iDet);
216	gMC->Gsvolu(cTagV,"BOX ",idtmed[1313-1],parCha,kNparCha);
217	// Cu layer (FEE + signal lines)
218	parCha[2] = fgkFeThick/2;
219	sprintf(cTagV,"UN%02d",iDet);
220	gMC->Gsvolu(cTagV,"BOX ",idtmed[1305-1],parCha,kNparCha);
221
222	// Position the layers in the chambers
223	xpos = 0;
224	ypos = 0;
225	// Lower part
226	// Rohacell layer (radiator)
227	zpos = fgkRaZpos;
228	sprintf(cTagV,"UH%02d",iDet);
229	sprintf(cTagM,"UC%02d",iDet);
230	gMC->Gspos(cTagV,1,cTagM,xpos,ypos,zpos,0,"ONLY");
231	// Mylar layer (entrance window + HV cathode)
232	zpos = fgkMyZpos;
233	sprintf(cTagV,"UI%02d",iDet);
234	sprintf(cTagM,"UC%02d",iDet);
235	gMC->Gspos(cTagV,1,cTagM,xpos,ypos,zpos,0,"ONLY");
236	// Xe/Isobutane layer (drift volume)
237	zpos = fgkDrZpos;
238	sprintf(cTagV,"UJ%02d",iDet);
239	sprintf(cTagM,"UC%02d",iDet);
240	gMC->Gspos(cTagV,1,cTagM,xpos,ypos,zpos,0,"ONLY");
241	// Upper part
242	// Xe/Isobutane layer (amplification volume)
243	zpos = fgkAmZpos;
244	sprintf(cTagV,"UK%02d",iDet);
245	sprintf(cTagM,"UE%02d",iDet);
246	gMC->Gspos(cTagV,1,cTagM,xpos,ypos,zpos,0,"ONLY");
247	// Readout part
248	// Cu layer (pad plane)
249	zpos = fgkCuZpos;
250	sprintf(cTagV,"UL%02d",iDet);
251	sprintf(cTagM,"UG%02d",iDet);
252	gMC->Gspos(cTagV,1,cTagM,xpos,ypos,zpos,0,"ONLY");
253	// G10 layer (support structure)
254	zpos = fgkSuZpos;
255	sprintf(cTagV,"UM%02d",iDet);
256	sprintf(cTagM,"UG%02d",iDet);
257	gMC->Gspos(cTagV,1,cTagM,xpos,ypos,zpos,0,"ONLY");
258	// Cu layer (FEE + signal lines)
259	zpos = fgkFeZpos;
260	sprintf(cTagV,"UN%02d",iDet);
261	sprintf(cTagM,"UG%02d",iDet);
262	gMC->Gspos(cTagV,1,cTagM,xpos,ypos,zpos,0,"ONLY");
263
264	// Position the inner volumes of the chambers in the frames
265	xpos = 0.0;
266	ypos = 0.0;
267	zpos = 0.0;
268	// The inside of the lower G10 frame
269	sprintf(cTagV,"UC%02d",iDet);
270	sprintf(cTagM,"UB%02d",iDet);
271	gMC->Gspos(cTagV,1,cTagM,xpos,ypos,zpos,0,"ONLY");
272	// The lower G10 frame inside the aluminum frame
273	sprintf(cTagV,"UB%02d",iDet);
274	sprintf(cTagM,"UA%02d",iDet);
275	gMC->Gspos(cTagV,1,cTagM,xpos,ypos,zpos,0,"ONLY");
276	// The inside of the upper G10 frame
277	sprintf(cTagV,"UE%02d",iDet);
278	sprintf(cTagM,"UD%02d",iDet);
279	gMC->Gspos(cTagV,1,cTagM,xpos,ypos,zpos,0,"ONLY");
280	// The inside of the upper aluminum frame
281	sprintf(cTagV,"UG%02d",iDet);
282	sprintf(cTagM,"UF%02d",iDet);
283	gMC->Gspos(cTagV,1,cTagM,xpos,ypos,zpos,0,"ONLY");
284
285	// Position the frames of the chambers in the TRD mother volume
286	xpos = 0.;
287	ypos = - fClength[iplan][0] - fClength[iplan][1] - fClength[iplan][2]/2.;
288	for (Int_t ic = 0; ic < icham; ic++) {
289	ypos += fClength[iplan][ic];
290	}
291	ypos += fClength[iplan][icham]/2.;
292	zpos = fgkCraH/2. + fgkCdrH/2. - fgkSheight/2. + iplan * (fgkCH + fgkVspace);
293	// The lower aluminum frame, radiator + drift region
294	sprintf(cTagV,"UA%02d",iDet);
295	gMC->Gspos(cTagV,1,"UTR1",xpos,ypos,zpos,0,"ONLY");
296	// The upper G10 frame, amplification region
297	sprintf(cTagV,"UD%02d",iDet);
298	zpos += fgkCamH/2. + fgkCraH/2. + fgkCdrH/2.;
299	gMC->Gspos(cTagV,1,"UTR1",xpos,ypos,zpos,0,"ONLY");
300	// The upper aluminum frame
301	sprintf(cTagV,"UF%02d",iDet);
302	zpos += fgkCroH/2. + fgkCamH/2.;
303	gMC->Gspos(cTagV,1,"UTR1",xpos,ypos,zpos,0,"ONLY");
304
305	// Position the MCM volumina
306	PositionReadout(iplan,icham);
307
308	// Position the volumina for the cooling
309	PositionCooling(iplan,icham,idrotm);
310
311	}
16bf9884	312	}
	313
	314	xpos = 0.;
	315	ypos = 0.;
	316	zpos = 0.;
0a770ac9	317	gMC->Gspos("UTR1",1,"BTR1",xpos,ypos,zpos,0,"ONLY");
	318	gMC->Gspos("UTR1",2,"BTR2",xpos,ypos,zpos,0,"ONLY");
	319	gMC->Gspos("UTR1",3,"BTR3",xpos,ypos,zpos,0,"ONLY");
16bf9884	320
	321	}
	322
	323	//_____________________________________________________________________________
0a29d0f1	324	void AliTRDgeometryDetail::CreateReadout(Int_t *idtmed) const
16bf9884	325	{
	326	//
	327	// Create the volumina of the readout electronics
	328	//
	329
	330	const Int_t kNparBox = 3;
	331
	332	Float_t parBox[kNparBox];
	333	Float_t xpos = 0.0;
	334	Float_t ypos = 0.0;
	335	Float_t zpos = 0.0;
	336
	337	// The mother volume for the MCMs + connectors (air)
	338	parBox[0] = 3.0/2.;
	339	parBox[1] = 3.4/2.;
	340	parBox[2] = 0.5/2.;
	341	gMC->Gsvolu("UMCM","BOX",idtmed[1302-1],parBox,kNparBox);
	342
	343	// The MCM carrier G10 layer
	344	parBox[0] = 3.0/2.;
	345	parBox[1] = 3.0/2.;
	346	parBox[2] = 0.1/2.;
	347	gMC->Gsvolu("UMC1","BOX",idtmed[1319-1],parBox,kNparBox);
	348	// The MCM carrier Cu layer
	349	parBox[0] = 3.0/2.;
	350	parBox[1] = 3.0/2.;
	351	parBox[2] = 0.0034/2.;
	352	gMC->Gsvolu("UMC2","BOX",idtmed[1318-1],parBox,kNparBox);
	353	// The MCM carrier Sn layer
	354	parBox[0] = 3.0/2.;
	355	parBox[1] = 3.0/2.;
	356	parBox[2] = 0.004/2.;
	357	gMC->Gsvolu("UMC3","BOX",idtmed[1317-1],parBox,kNparBox);
	358	// The MCM carrier Al layer
	359	parBox[0] = 3.0/2.;
	360	parBox[1] = 3.0/2.;
	361	parBox[2] = 0.05/2.;
	362	gMC->Gsvolu("UMC4","BOX",idtmed[1316-1],parBox,kNparBox);
	363
	364	// The epoxy of chip no.1
	365	parBox[0] = 0.548/2.;
	366	parBox[1] = 0.548/2.;
	367	parBox[2] = 0.1/2.;
	368	gMC->Gsvolu("UCE1","BOX",idtmed[1321-1],parBox,kNparBox);
	369	// The silicon of chip no.1
	370	parBox[0] = 0.316/2.;
	371	parBox[1] = 0.316/2.;
	372	parBox[2] = 0.03/2.;
	373	gMC->Gsvolu("UCS1","BOX",idtmed[1320-1],parBox,kNparBox);
	374
	375	// The epoxy of chip no.2
	376	parBox[0] = 1.549/2.;
	377	parBox[1] = 1.549/2.;
	378	parBox[2] = 0.1/2.;
	379	gMC->Gsvolu("UCE2","BOX",idtmed[1321-1],parBox,kNparBox);
	380	// The silicon of chip no.2
	381	parBox[0] = 0.894/2.;
	382	parBox[1] = 0.894/2.;
	383	parBox[2] = 0.03/2.;
	384	gMC->Gsvolu("UCS2","BOX",idtmed[1320-1],parBox,kNparBox);
	385
	386	// The PE of the connector
	387	parBox[0] = 2.25/2.;
	388	parBox[1] = 0.4/2.;
389	parBox[2] = 0.3/2.;
390	gMC->Gsvolu("UCN1","BOX",idtmed[1322-1],parBox,kNparBox);
391	// The Cu of the connector
392	parBox[0] = 2.25/2.;
393	parBox[1] = 0.4/2.;
394	parBox[2] = 0.005/2.;
395	gMC->Gsvolu("UCN2","BOX",idtmed[1323-1],parBox,kNparBox);
396
397	xpos = 0.0;
398	ypos = -0.4/2.;
399	zpos = -0.25 + 0.1/2.;
400	gMC->Gspos("UMC1",1,"UMCM",xpos,ypos,zpos,0,"ONLY");
401	zpos += 0.1/2. + 0.0034/2.;
402	gMC->Gspos("UMC2",1,"UMCM",xpos,ypos,zpos,0,"ONLY");
403	zpos += 0.0034/2 + 0.004/2.;
404	gMC->Gspos("UMC3",1,"UMCM",xpos,ypos,zpos,0,"ONLY");
405	zpos += 0.004/2 + 0.05/2.;
406	gMC->Gspos("UMC4",1,"UMCM",xpos,ypos,zpos,0,"ONLY");
407	zpos += 0.05/2. + 0.1/2.;
408	xpos = 1.0;
409	gMC->Gspos("UCE1",1,"UMCM",xpos,ypos,zpos,0,"ONLY");
410	xpos = -0.5;
411	gMC->Gspos("UCE2",1,"UMCM",xpos,ypos,zpos,0,"ONLY");
412	zpos += 0.1/2. + 0.03/2.;
413	xpos = 1.0;
414	gMC->Gspos("UCS1",1,"UMCM",xpos,ypos,zpos,0,"ONLY");
415	xpos = -0.5;
416	gMC->Gspos("UCS2",1,"UMCM",xpos,ypos,zpos,0,"ONLY");
417	xpos = 0.0;
418	ypos = 3.4/2. - 0.4/2.;
419	zpos = -0.25 + 0.3/2.;
420	gMC->Gspos("UCN1",1,"UMCM",xpos,ypos,zpos,0,"ONLY");
421	zpos += 0.3/2. + 0.005/2.;
422	gMC->Gspos("UCN2",1,"UMCM",xpos,ypos,zpos,0,"ONLY");
423
424	}
425
426	//_____________________________________________________________________________
427	void AliTRDgeometryDetail::PositionReadout(Int_t ipla, Int_t icha)
428	{
429	//
430	// Position the volumina inside the readout mother volume
431	//
432
0a770ac9	433	const Int_t kNmcmChannel = 18;
16bf9884	434
5443e65e	435	AliTRDparameter *parameter = new AliTRDparameter();
	436
	437	Int_t nMCMrow = parameter->GetRowMax(ipla,icha,0);
	438	Int_t nMCMcol = parameter->GetColMax(ipla) / kNmcmChannel;
0a770ac9	439
	440	Float_t xSize = (GetChamberWidth(ipla) - 2.*fgkCpadW)
	441	/ ((Float_t) nMCMcol);
	442	Float_t ySize = (GetChamberLength(ipla,icha) - 2.*fgkRpadW)
	443	/ ((Float_t) nMCMrow);
5443e65e	444	Float_t x0 = parameter->GetCol0(ipla);
5443e65e	445	Float_t y0 = parameter->GetRow0(ipla,icha,0);
16bf9884	446
	447	Int_t iCopy = GetDetector(ipla,icha,0) * 1000;
	448	for (Int_t iMCMrow = 0; iMCMrow < nMCMrow; iMCMrow++) {
	449	for (Int_t iMCMcol = 0; iMCMcol < nMCMcol; iMCMcol++) {
	450	iCopy++;
	451	Float_t xpos = (0.5 + iMCMcol) * xSize + x0;
	452	Float_t ypos = (0.5 + iMCMrow) * ySize + y0;
0a770ac9	453	Float_t zpos = fgkCH - fgkSheight/2. + 0.5/2.
	454	+ ipla * (fgkCH + fgkVspace);
	455	gMC->Gspos("UMCM",iCopy,"UTR1",xpos,ypos,zpos,0,"ONLY");
16bf9884	456	}
	457	}
	458
5443e65e	459	delete parameter;
5443e65e	460
16bf9884	461	}
	462
	463	//_____________________________________________________________________________
0a29d0f1	464	void AliTRDgeometryDetail::CreateCooling(Int_t *idtmed) const
16bf9884	465	{
	466	//
	467	// Create the volumina of the cooling
	468	//
	469
0a770ac9	470	const Int_t kNparTube = 3;
16bf9884	471
0a770ac9	472	Float_t parTube[kNparTube];
	473	Float_t xpos;
	474	Float_t ypos;
	475	Float_t zpos;
16bf9884	476
16bf9884	477	// The aluminum pipe for the cooling
0a770ac9	478	parTube[0] = 0.0;
	479	parTube[1] = 0.0;
	480	parTube[2] = 0.0;
	481	gMC->Gsvolu("UCOA","TUBE",idtmed[1324-1],parTube,0);
16bf9884	482
16bf9884	483	// The cooling water
0a770ac9	484	parTube[0] = 0.0;
	485	parTube[1] = 0.2/2.;
	486	parTube[2] = -1.;
	487	gMC->Gsvolu("UCOW","TUBE",idtmed[1314-1],parTube,kNparTube);
	488
	489	// Water inside the cooling pipe
	490	xpos = 0.0;
	491	ypos = 0.0;
	492	zpos = 0.0;
16bf9884	493	gMC->Gspos("UCOW",1,"UCOA",xpos,ypos,zpos,0,"ONLY");
	494
	495	}
	496
	497	//_____________________________________________________________________________
0a770ac9	498	void AliTRDgeometryDetail::PositionCooling(Int_t ipla, Int_t icha, Int_t idrotm)
16bf9884	499	{
	500	//
	501	// Position the volumina of the cooling
	502	//
	503
0a770ac9	504	const Int_t kNpar = 3;
16bf9884	505
16bf9884	506	Float_t par[kNpar];
0a770ac9	507	Float_t xpos;
	508	Float_t ypos;
	509	Float_t zpos;
16bf9884	510
5443e65e	511	AliTRDparameter *parameter = new AliTRDparameter();
5443e65e	512
16bf9884	513	Int_t iCopy = GetDetector(ipla,icha,0) * 100;
5443e65e	514	Int_t nMCMrow = parameter->GetRowMax(ipla,icha,0);
16bf9884	515
0a770ac9	516	Float_t ySize = (GetChamberLength(ipla,icha) - 2.*fgkRpadW)
0a770ac9	517	/ ((Float_t) nMCMrow);
5443e65e	518	Float_t y0 = parameter->GetRow0(ipla,icha,0);
16bf9884	519
	520	// Position the cooling pipes
	521	for (Int_t iMCMrow = 0; iMCMrow < nMCMrow; iMCMrow++) {
	522
	523	xpos = 0.0;
0a770ac9	524	ypos = (0.5 + iMCMrow) * ySize + y0 - 1.9;
	525	zpos = fgkCH - fgkSheight/2. + 0.5/2.
	526	+ ipla * (fgkCH + fgkVspace);
	527	par[0] = 0.0;
16bf9884	528	par[1] = 0.3/2.;
0a770ac9	529	par[2] = GetChamberWidth(ipla)/2.+ fgkCroW;
	530	gMC->Gsposp("UCOA",iCopy+iMCMrow,"UTR1",xpos,ypos,zpos
	531	,idrotm,"ONLY",par,kNpar);
16bf9884	532
	533	}
	534
5443e65e	535	delete parameter;
5443e65e	536
16bf9884	537	}