[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.                  *
 **************************************************************************/

/* $Id$ */

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

#include <TVirtualMC.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
88cb7938	16	/* $Id$ */
16bf9884	17
	18	///////////////////////////////////////////////////////////////////////////////
	19	// //
0a770ac9	20	// Detailed TRD geometry for the spaceframe without holes //
16bf9884	21	// //
	22	///////////////////////////////////////////////////////////////////////////////
	23
88cb7938	24	#include <TVirtualMC.h>
16bf9884	25
16bf9884	26	#include "AliTRDgeometryDetail.h"
5443e65e	27	#include "AliTRDparameter.h"
16bf9884	28
	29	ClassImp(AliTRDgeometryDetail)
	30
	31	//_____________________________________________________________________________
	32	AliTRDgeometryDetail::AliTRDgeometryDetail():AliTRDgeometryFull()
	33	{
	34	//
	35	// AliTRDgeometryDetail default constructor
	36	//
	37
	38	Init();
	39
	40	}
	41
	42	//_____________________________________________________________________________
	43	AliTRDgeometryDetail::~AliTRDgeometryDetail()
	44	{
	45	//
	46	// AliTRDgeometryDetail destructor
	47	//
	48
	49	}
	50
	51	//_____________________________________________________________________________
	52	void AliTRDgeometryDetail::Init()
	53	{
	54	//
	55	// Initializes the geometry parameter
	56	//
	57
	58	AliTRDgeometryFull::Init();
	59
	60	}
	61
	62	//_____________________________________________________________________________
	63	void AliTRDgeometryDetail::CreateGeometry(Int_t *idtmed)
	64	{
	65	//
	66	// Create the detailed TRD geometry without hole
0a770ac9	67	// including the MCMs and the cooling pipes
	68	//
	69	//
	70	// Names of the TRD volumina (xx = detector number):
	71	//
	72	// Lower part of the readout chambers (gas volume + radiator)
	73	//
	74	// UAxx Aluminum frames (Al)
	75	// UBxx G10 frames (C)
	76	// UCxx Inner volumes (Air)
	77	//
	78	// Upper part of the readout chambers (readout plane + fee)
	79	//
	80	// UDxx G10 frames (C)
	81	// UExx Inner volumes of the G10 (Air)
	82	// UFxx Aluminum frames (Al)
	83	// UGxx Inner volumes of the Al (Air)
	84	//
	85	// Inner material layers
	86	//
	87	// UHxx Radiator (Rohacell)
	88	// UIxx Entrance window (Mylar)
	89	// UJxx Drift volume (Xe/CO2)
	90	// UKxx Amplification volume (Xe/CO2)
	91	// ULxx Pad plane (Cu)
	92	// UMxx Support structure (Rohacell)
	93	// UNxx FEE + signal lines (Cu)
16bf9884	94	//
16bf9884	95
	96	const Int_t kNparTrd = 4;
	97	const Int_t kNparCha = 3;
16bf9884	98
0a770ac9	99	Float_t xpos, ypos, zpos;
0a770ac9	100
16bf9884	101	Float_t parTrd[kNparTrd];
	102	Float_t parCha[kNparCha];
	103
0a770ac9	104	Char_t cTagV[5];
0a770ac9	105	Char_t cTagM[5];
16bf9884	106
0a770ac9	107	Int_t idrotm;
16bf9884	108
0a770ac9	109	// Rotation matrix
0a770ac9	110	gMC->Matrix(idrotm, 0.0, 0.0, 90.0, 90.0, 90.0, 0.0);
16bf9884	111
	112	// The TRD mother volume for one sector (Air), full length in z-direction
	113	parTrd[0] = fgkSwidth1/2.;
	114	parTrd[1] = fgkSwidth2/2.;
	115	parTrd[2] = fgkSlenTR1/2.;
	116	parTrd[3] = fgkSheight/2.;
0a770ac9	117	gMC->Gsvolu("UTR1","TRD1",idtmed[1302-1],parTrd,kNparTrd);
	118
	119	// Create the readout volumina
	120	CreateReadout(idtmed);
	121
	122	// Create the volumina for the cooling
	123	CreateCooling(idtmed);
16bf9884	124
0a770ac9	125	for (Int_t icham = 0; icham < kNcham; icham++) {
	126	for (Int_t iplan = 0; iplan < kNplan; iplan++) {
	127
	128	Int_t iDet = GetDetectorSec(iplan,icham);
	129
	130	// The lower part of the readout chambers (gas volume + radiator)
	131	// The aluminum frames
	132	sprintf(cTagV,"UA%02d",iDet);
	133	parCha[0] = fCwidth[iplan]/2.;
	134	parCha[1] = fClength[iplan][icham]/2. - fgkHspace/2.;
	135	parCha[2] = fgkCraH/2. + fgkCdrH/2.;
	136	gMC->Gsvolu(cTagV,"BOX ",idtmed[1301-1],parCha,kNparCha);
	137	// The G10 frames
	138	sprintf(cTagV,"UB%02d",iDet);
	139	parCha[0] = fCwidth[iplan]/2. - fgkCalT;
	140	parCha[1] = -1.;
	141	parCha[2] = -1.;
	142	gMC->Gsvolu(cTagV,"BOX ",idtmed[1307-1],parCha,kNparCha);
	143	// The inner part (air)
	144	sprintf(cTagV,"UC%02d",iDet);
	145	parCha[0] = fCwidth[iplan]/2. - fgkCalT - fgkCclsT;
	146	parCha[1] = fClength[iplan][icham]/2. - fgkHspace/2.- fgkCclfT;
	147	parCha[2] = -1.;
	148	gMC->Gsvolu(cTagV,"BOX ",idtmed[1302-1],parCha,kNparCha);
	149
	150	// The upper part of the readout chambers (readout plane + fee)
	151	// The G10 frames
	152	sprintf(cTagV,"UD%02d",iDet);
	153	parCha[0] = fCwidth[iplan]/2. + fgkCroW;
	154	parCha[1] = fClength[iplan][icham]/2. - fgkHspace/2.;
	155	parCha[2] = fgkCamH/2.;
	156	gMC->Gsvolu(cTagV,"BOX ",idtmed[1307-1],parCha,kNparCha);
	157	// The inner part of the G10 frame (air)
	158	sprintf(cTagV,"UE%02d",iDet);
	159	parCha[0] = fCwidth[iplan]/2. + fgkCroW - fgkCcuT;
	160	parCha[1] = fClength[iplan][icham]/2. - fgkHspace/2.- fgkCcuT;
	161	parCha[2] = -1.;
	162	gMC->Gsvolu(cTagV,"BOX ",idtmed[1302-1],parCha,kNparCha);
	163	// The aluminum frames
	164	sprintf(cTagV,"UF%02d",iDet);
	165	parCha[0] = fCwidth[iplan]/2. + fgkCroW;
	166	parCha[1] = fClength[iplan][icham]/2. - fgkHspace/2.;
	167	parCha[2] = fgkCroH/2.;
	168	gMC->Gsvolu(cTagV,"BOX ",idtmed[1301-1],parCha,kNparCha);
	169	// The inner part of the aluminum frames
	170	sprintf(cTagV,"UG%02d",iDet);
	171	parCha[0] = fCwidth[iplan]/2. + fgkCroW - fgkCauT;
	172	parCha[1] = fClength[iplan][icham]/2. - fgkHspace/2.- fgkCauT;
	173	parCha[2] = -1.;
	174	gMC->Gsvolu(cTagV,"BOX ",idtmed[1302-1],parCha,kNparCha);
	175
	176	// The material layers inside the chambers
	177	parCha[0] = -1.;
	178	parCha[1] = -1.;
	179	// Rohacell layer (radiator)
	180	parCha[2] = fgkRaThick/2;
	181	sprintf(cTagV,"UH%02d",iDet);
	182	gMC->Gsvolu(cTagV,"BOX ",idtmed[1315-1],parCha,kNparCha);
	183	// Mylar layer (entrance window + HV cathode)
	184	parCha[2] = fgkMyThick/2;
	185	sprintf(cTagV,"UI%02d",iDet);
	186	gMC->Gsvolu(cTagV,"BOX ",idtmed[1308-1],parCha,kNparCha);
	187	// Xe/Isobutane layer (drift volume)
	188	parCha[2] = fgkDrThick/2.;
189	sprintf(cTagV,"UJ%02d",iDet);
190	gMC->Gsvolu(cTagV,"BOX ",idtmed[1309-1],parCha,kNparCha);
191	// Xe/Isobutane layer (amplification volume)
192	parCha[2] = fgkAmThick/2.;
193	sprintf(cTagV,"UK%02d",iDet);
194	gMC->Gsvolu(cTagV,"BOX ",idtmed[1309-1],parCha,kNparCha);
195	// Cu layer (pad plane)
196	parCha[2] = fgkCuThick/2;
197	sprintf(cTagV,"UL%02d",iDet);
198	gMC->Gsvolu(cTagV,"BOX ",idtmed[1305-1],parCha,kNparCha);
199	// G10 layer (support structure / honeycomb)
200	parCha[2] = fgkSuThick/2;
201	sprintf(cTagV,"UM%02d",iDet);
202	gMC->Gsvolu(cTagV,"BOX ",idtmed[1313-1],parCha,kNparCha);
203	// Cu layer (FEE + signal lines)
204	parCha[2] = fgkFeThick/2;
205	sprintf(cTagV,"UN%02d",iDet);
206	gMC->Gsvolu(cTagV,"BOX ",idtmed[1305-1],parCha,kNparCha);
207
208	// Position the layers in the chambers
209	xpos = 0;
210	ypos = 0;
211	// Lower part
212	// Rohacell layer (radiator)
213	zpos = fgkRaZpos;
214	sprintf(cTagV,"UH%02d",iDet);
215	sprintf(cTagM,"UC%02d",iDet);
216	gMC->Gspos(cTagV,1,cTagM,xpos,ypos,zpos,0,"ONLY");
217	// Mylar layer (entrance window + HV cathode)
218	zpos = fgkMyZpos;
219	sprintf(cTagV,"UI%02d",iDet);
220	sprintf(cTagM,"UC%02d",iDet);
221	gMC->Gspos(cTagV,1,cTagM,xpos,ypos,zpos,0,"ONLY");
222	// Xe/Isobutane layer (drift volume)
223	zpos = fgkDrZpos;
224	sprintf(cTagV,"UJ%02d",iDet);
225	sprintf(cTagM,"UC%02d",iDet);
226	gMC->Gspos(cTagV,1,cTagM,xpos,ypos,zpos,0,"ONLY");
227	// Upper part
228	// Xe/Isobutane layer (amplification volume)
229	zpos = fgkAmZpos;
230	sprintf(cTagV,"UK%02d",iDet);
231	sprintf(cTagM,"UE%02d",iDet);
232	gMC->Gspos(cTagV,1,cTagM,xpos,ypos,zpos,0,"ONLY");
233	// Readout part
234	// Cu layer (pad plane)
235	zpos = fgkCuZpos;
236	sprintf(cTagV,"UL%02d",iDet);
237	sprintf(cTagM,"UG%02d",iDet);
238	gMC->Gspos(cTagV,1,cTagM,xpos,ypos,zpos,0,"ONLY");
239	// G10 layer (support structure)
240	zpos = fgkSuZpos;
241	sprintf(cTagV,"UM%02d",iDet);
242	sprintf(cTagM,"UG%02d",iDet);
243	gMC->Gspos(cTagV,1,cTagM,xpos,ypos,zpos,0,"ONLY");
244	// Cu layer (FEE + signal lines)
245	zpos = fgkFeZpos;
246	sprintf(cTagV,"UN%02d",iDet);
247	sprintf(cTagM,"UG%02d",iDet);
248	gMC->Gspos(cTagV,1,cTagM,xpos,ypos,zpos,0,"ONLY");
249
250	// Position the inner volumes of the chambers in the frames
251	xpos = 0.0;
252	ypos = 0.0;
253	zpos = 0.0;
254	// The inside of the lower G10 frame
255	sprintf(cTagV,"UC%02d",iDet);
256	sprintf(cTagM,"UB%02d",iDet);
257	gMC->Gspos(cTagV,1,cTagM,xpos,ypos,zpos,0,"ONLY");
258	// The lower G10 frame inside the aluminum frame
259	sprintf(cTagV,"UB%02d",iDet);
260	sprintf(cTagM,"UA%02d",iDet);
261	gMC->Gspos(cTagV,1,cTagM,xpos,ypos,zpos,0,"ONLY");
262	// The inside of the upper G10 frame
263	sprintf(cTagV,"UE%02d",iDet);
264	sprintf(cTagM,"UD%02d",iDet);
265	gMC->Gspos(cTagV,1,cTagM,xpos,ypos,zpos,0,"ONLY");
266	// The inside of the upper aluminum frame
267	sprintf(cTagV,"UG%02d",iDet);
268	sprintf(cTagM,"UF%02d",iDet);
269	gMC->Gspos(cTagV,1,cTagM,xpos,ypos,zpos,0,"ONLY");
270
271	// Position the frames of the chambers in the TRD mother volume
272	xpos = 0.;
273	ypos = - fClength[iplan][0] - fClength[iplan][1] - fClength[iplan][2]/2.;
274	for (Int_t ic = 0; ic < icham; ic++) {
275	ypos += fClength[iplan][ic];
276	}
277	ypos += fClength[iplan][icham]/2.;
278	zpos = fgkCraH/2. + fgkCdrH/2. - fgkSheight/2. + iplan * (fgkCH + fgkVspace);
279	// The lower aluminum frame, radiator + drift region
280	sprintf(cTagV,"UA%02d",iDet);
281	gMC->Gspos(cTagV,1,"UTR1",xpos,ypos,zpos,0,"ONLY");
282	// The upper G10 frame, amplification region
283	sprintf(cTagV,"UD%02d",iDet);
284	zpos += fgkCamH/2. + fgkCraH/2. + fgkCdrH/2.;
285	gMC->Gspos(cTagV,1,"UTR1",xpos,ypos,zpos,0,"ONLY");
286	// The upper aluminum frame
287	sprintf(cTagV,"UF%02d",iDet);
288	zpos += fgkCroH/2. + fgkCamH/2.;
289	gMC->Gspos(cTagV,1,"UTR1",xpos,ypos,zpos,0,"ONLY");
290
291	// Position the MCM volumina
292	PositionReadout(iplan,icham);
293
294	// Position the volumina for the cooling
295	PositionCooling(iplan,icham,idrotm);
296
297	}
16bf9884	298	}
	299
	300	xpos = 0.;
	301	ypos = 0.;
	302	zpos = 0.;
0a770ac9	303	gMC->Gspos("UTR1",1,"BTR1",xpos,ypos,zpos,0,"ONLY");
	304	gMC->Gspos("UTR1",2,"BTR2",xpos,ypos,zpos,0,"ONLY");
	305	gMC->Gspos("UTR1",3,"BTR3",xpos,ypos,zpos,0,"ONLY");
16bf9884	306
	307	}
	308
	309	//_____________________________________________________________________________
0a29d0f1	310	void AliTRDgeometryDetail::CreateReadout(Int_t *idtmed) const
16bf9884	311	{
	312	//
	313	// Create the volumina of the readout electronics
	314	//
	315
	316	const Int_t kNparBox = 3;
	317
	318	Float_t parBox[kNparBox];
	319	Float_t xpos = 0.0;
	320	Float_t ypos = 0.0;
	321	Float_t zpos = 0.0;
	322
	323	// The mother volume for the MCMs + connectors (air)
	324	parBox[0] = 3.0/2.;
	325	parBox[1] = 3.4/2.;
	326	parBox[2] = 0.5/2.;
	327	gMC->Gsvolu("UMCM","BOX",idtmed[1302-1],parBox,kNparBox);
	328
	329	// The MCM carrier G10 layer
	330	parBox[0] = 3.0/2.;
	331	parBox[1] = 3.0/2.;
	332	parBox[2] = 0.1/2.;
	333	gMC->Gsvolu("UMC1","BOX",idtmed[1319-1],parBox,kNparBox);
	334	// The MCM carrier Cu layer
	335	parBox[0] = 3.0/2.;
	336	parBox[1] = 3.0/2.;
	337	parBox[2] = 0.0034/2.;
	338	gMC->Gsvolu("UMC2","BOX",idtmed[1318-1],parBox,kNparBox);
	339	// The MCM carrier Sn layer
	340	parBox[0] = 3.0/2.;
	341	parBox[1] = 3.0/2.;
	342	parBox[2] = 0.004/2.;
	343	gMC->Gsvolu("UMC3","BOX",idtmed[1317-1],parBox,kNparBox);
	344	// The MCM carrier Al layer
	345	parBox[0] = 3.0/2.;
	346	parBox[1] = 3.0/2.;
	347	parBox[2] = 0.05/2.;
	348	gMC->Gsvolu("UMC4","BOX",idtmed[1316-1],parBox,kNparBox);
	349
	350	// The epoxy of chip no.1
	351	parBox[0] = 0.548/2.;
	352	parBox[1] = 0.548/2.;
	353	parBox[2] = 0.1/2.;
	354	gMC->Gsvolu("UCE1","BOX",idtmed[1321-1],parBox,kNparBox);
	355	// The silicon of chip no.1
	356	parBox[0] = 0.316/2.;
	357	parBox[1] = 0.316/2.;
	358	parBox[2] = 0.03/2.;
	359	gMC->Gsvolu("UCS1","BOX",idtmed[1320-1],parBox,kNparBox);
	360
	361	// The epoxy of chip no.2
	362	parBox[0] = 1.549/2.;
	363	parBox[1] = 1.549/2.;
	364	parBox[2] = 0.1/2.;
	365	gMC->Gsvolu("UCE2","BOX",idtmed[1321-1],parBox,kNparBox);
	366	// The silicon of chip no.2
	367	parBox[0] = 0.894/2.;
	368	parBox[1] = 0.894/2.;
	369	parBox[2] = 0.03/2.;
	370	gMC->Gsvolu("UCS2","BOX",idtmed[1320-1],parBox,kNparBox);
	371
	372	// The PE of the connector
	373	parBox[0] = 2.25/2.;
	374	parBox[1] = 0.4/2.;
375	parBox[2] = 0.3/2.;
376	gMC->Gsvolu("UCN1","BOX",idtmed[1322-1],parBox,kNparBox);
377	// The Cu of the connector
378	parBox[0] = 2.25/2.;
379	parBox[1] = 0.4/2.;
380	parBox[2] = 0.005/2.;
381	gMC->Gsvolu("UCN2","BOX",idtmed[1323-1],parBox,kNparBox);
382
383	xpos = 0.0;
384	ypos = -0.4/2.;
385	zpos = -0.25 + 0.1/2.;
386	gMC->Gspos("UMC1",1,"UMCM",xpos,ypos,zpos,0,"ONLY");
387	zpos += 0.1/2. + 0.0034/2.;
388	gMC->Gspos("UMC2",1,"UMCM",xpos,ypos,zpos,0,"ONLY");
389	zpos += 0.0034/2 + 0.004/2.;
390	gMC->Gspos("UMC3",1,"UMCM",xpos,ypos,zpos,0,"ONLY");
391	zpos += 0.004/2 + 0.05/2.;
392	gMC->Gspos("UMC4",1,"UMCM",xpos,ypos,zpos,0,"ONLY");
393	zpos += 0.05/2. + 0.1/2.;
394	xpos = 1.0;
395	gMC->Gspos("UCE1",1,"UMCM",xpos,ypos,zpos,0,"ONLY");
396	xpos = -0.5;
397	gMC->Gspos("UCE2",1,"UMCM",xpos,ypos,zpos,0,"ONLY");
398	zpos += 0.1/2. + 0.03/2.;
399	xpos = 1.0;
400	gMC->Gspos("UCS1",1,"UMCM",xpos,ypos,zpos,0,"ONLY");
401	xpos = -0.5;
402	gMC->Gspos("UCS2",1,"UMCM",xpos,ypos,zpos,0,"ONLY");
403	xpos = 0.0;
404	ypos = 3.4/2. - 0.4/2.;
405	zpos = -0.25 + 0.3/2.;
406	gMC->Gspos("UCN1",1,"UMCM",xpos,ypos,zpos,0,"ONLY");
407	zpos += 0.3/2. + 0.005/2.;
408	gMC->Gspos("UCN2",1,"UMCM",xpos,ypos,zpos,0,"ONLY");
409
410	}
411
412	//_____________________________________________________________________________
413	void AliTRDgeometryDetail::PositionReadout(Int_t ipla, Int_t icha)
414	{
415	//
416	// Position the volumina inside the readout mother volume
417	//
418
0a770ac9	419	const Int_t kNmcmChannel = 18;
16bf9884	420
5443e65e	421	AliTRDparameter *parameter = new AliTRDparameter();
	422
	423	Int_t nMCMrow = parameter->GetRowMax(ipla,icha,0);
	424	Int_t nMCMcol = parameter->GetColMax(ipla) / kNmcmChannel;
0a770ac9	425
	426	Float_t xSize = (GetChamberWidth(ipla) - 2.*fgkCpadW)
	427	/ ((Float_t) nMCMcol);
	428	Float_t ySize = (GetChamberLength(ipla,icha) - 2.*fgkRpadW)
	429	/ ((Float_t) nMCMrow);
5443e65e	430	Float_t x0 = parameter->GetCol0(ipla);
5443e65e	431	Float_t y0 = parameter->GetRow0(ipla,icha,0);
16bf9884	432
	433	Int_t iCopy = GetDetector(ipla,icha,0) * 1000;
	434	for (Int_t iMCMrow = 0; iMCMrow < nMCMrow; iMCMrow++) {
	435	for (Int_t iMCMcol = 0; iMCMcol < nMCMcol; iMCMcol++) {
	436	iCopy++;
	437	Float_t xpos = (0.5 + iMCMcol) * xSize + x0;
	438	Float_t ypos = (0.5 + iMCMrow) * ySize + y0;
0a770ac9	439	Float_t zpos = fgkCH - fgkSheight/2. + 0.5/2.
	440	+ ipla * (fgkCH + fgkVspace);
	441	gMC->Gspos("UMCM",iCopy,"UTR1",xpos,ypos,zpos,0,"ONLY");
16bf9884	442	}
	443	}
	444
5443e65e	445	delete parameter;
5443e65e	446
16bf9884	447	}
	448
	449	//_____________________________________________________________________________
0a29d0f1	450	void AliTRDgeometryDetail::CreateCooling(Int_t *idtmed) const
16bf9884	451	{
	452	//
	453	// Create the volumina of the cooling
	454	//
	455
0a770ac9	456	const Int_t kNparTube = 3;
16bf9884	457
0a770ac9	458	Float_t parTube[kNparTube];
	459	Float_t xpos;
	460	Float_t ypos;
	461	Float_t zpos;
16bf9884	462
16bf9884	463	// The aluminum pipe for the cooling
0a770ac9	464	parTube[0] = 0.0;
	465	parTube[1] = 0.0;
	466	parTube[2] = 0.0;
	467	gMC->Gsvolu("UCOA","TUBE",idtmed[1324-1],parTube,0);
16bf9884	468
16bf9884	469	// The cooling water
0a770ac9	470	parTube[0] = 0.0;
	471	parTube[1] = 0.2/2.;
	472	parTube[2] = -1.;
	473	gMC->Gsvolu("UCOW","TUBE",idtmed[1314-1],parTube,kNparTube);
	474
	475	// Water inside the cooling pipe
	476	xpos = 0.0;
	477	ypos = 0.0;
	478	zpos = 0.0;
16bf9884	479	gMC->Gspos("UCOW",1,"UCOA",xpos,ypos,zpos,0,"ONLY");
	480
	481	}
	482
	483	//_____________________________________________________________________________
0a770ac9	484	void AliTRDgeometryDetail::PositionCooling(Int_t ipla, Int_t icha, Int_t idrotm)
16bf9884	485	{
	486	//
	487	// Position the volumina of the cooling
	488	//
	489
0a770ac9	490	const Int_t kNpar = 3;
16bf9884	491
16bf9884	492	Float_t par[kNpar];
0a770ac9	493	Float_t xpos;
	494	Float_t ypos;
	495	Float_t zpos;
16bf9884	496
5443e65e	497	AliTRDparameter *parameter = new AliTRDparameter();
5443e65e	498
16bf9884	499	Int_t iCopy = GetDetector(ipla,icha,0) * 100;
5443e65e	500	Int_t nMCMrow = parameter->GetRowMax(ipla,icha,0);
16bf9884	501
0a770ac9	502	Float_t ySize = (GetChamberLength(ipla,icha) - 2.*fgkRpadW)
0a770ac9	503	/ ((Float_t) nMCMrow);
5443e65e	504	Float_t y0 = parameter->GetRow0(ipla,icha,0);
16bf9884	505
	506	// Position the cooling pipes
	507	for (Int_t iMCMrow = 0; iMCMrow < nMCMrow; iMCMrow++) {
	508
	509	xpos = 0.0;
0a770ac9	510	ypos = (0.5 + iMCMrow) * ySize + y0 - 1.9;
	511	zpos = fgkCH - fgkSheight/2. + 0.5/2.
	512	+ ipla * (fgkCH + fgkVspace);
	513	par[0] = 0.0;
16bf9884	514	par[1] = 0.3/2.;
0a770ac9	515	par[2] = GetChamberWidth(ipla)/2.+ fgkCroW;
	516	gMC->Gsposp("UCOA",iCopy+iMCMrow,"UTR1",xpos,ypos,zpos
	517	,idrotm,"ONLY",par,kNpar);
16bf9884	518
	519	}
	520
5443e65e	521	delete parameter;
5443e65e	522
16bf9884	523	}