[u/mrichter/AliRoot.git] / STRUCT / AliABSOv0.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.                  *
 **************************************************************************/

/* $Id$ */

///////////////////////////////////////////////////////////////////////////////
//                                                                           //
//  Muon ABSOrber                                                            //
//  This class contains the description of the muon absorber geometry        //
//                                                                           //
//Begin_Html
/*
<img src="picts/AliABSOClass.gif">
</pre>
<br clear=left>
<font size=+2 color=red>
<p>The responsible person for this module is
<a href="mailto:andreas.morsch@cern.ch">Andreas Morsch</a>.
</font>
<pre>
*/
//End_Html
//                                                                           //
//                                                                           //
///////////////////////////////////////////////////////////////////////////////

#include <TVirtualMC.h>

#include "AliABSOv0.h"
#include "AliConst.h"
#include "AliRun.h"
#include "AliLog.h"

ClassImp(AliABSOv0)
 
//_____________________________________________________________________________
AliABSOv0::AliABSOv0()
{
  //
  // Default constructor
  //
}
 
//_____________________________________________________________________________
AliABSOv0::AliABSOv0(const char *name, const char *title)
       : AliABSO(name,title)
{
  //
  // Standard constructor
  //
  SetMarkerColor(7);
  SetMarkerStyle(2);
  SetMarkerSize(0.4);
}
 
//_____________________________________________________________________________
void AliABSOv0::CreateGeometry()
{
    //
    // Creation of the geometry of the muon absorber
    //
    //Begin_Html
    /*
      <img src="picts/AliABSOv0Tree.gif">
    */
    //End_Html
    //Begin_Html
    /*
      <img src="picts/AliABSOv0.gif">
    */
    //End_Html
    
    //
    //

    enum {kC=1605, kAl=1608, kFe=1609, kCu=1610, kW=1611, kPb=1612,
	  kNiCuW=1620, kVacuum=1615, kAir=1614, kConcrete=1616,
	  kPolyCH2=1617, kSteel=1609, kInsulation=1613, kPolyCc=1619};	  
    
    Int_t *idtmed = fIdtmed->GetArray()-1599;
    
    Float_t par[24], cpar[5], cpar0[5], pcpar[12], tpar[3], tpar0[3]; 
    Float_t dz;
    Int_t idrotm[1699];
#include "ABSOSHILConst.h"
#include "ABSOConst.h"
//
// Structure of Tracking Region
//
  Float_t dzFe = 25.;

// 3 < theta < 9
    fNLayers[0] = 5; 
    fMLayers[0][0]  = kAir;              fZLayers[0][0] = kZAbsStart;
    fMLayers[0][1]  = kC;                fZLayers[0][1] = kZAbsCc;             
    fMLayers[0][2]  = kConcrete;         fZLayers[0][2] = kZRear - kDRear - dzFe;
    fMLayers[0][3]  = kSteel;            fZLayers[0][3] = kZRear - kDRear;
    fMLayers[0][4]  = kSteel;            fZLayers[0][4] = kZRear;
// 2 < theta < 3
    fNLayers[1] = 6; 

    fMLayers[1][0] = kAir          ;      fZLayers[1][0] = fZLayers[0][0] - 10.;
    fMLayers[1][1] = kAl           ;      fZLayers[1][1] = fZLayers[0][0];
    fMLayers[1][2] = fMLayers[0][1];      fZLayers[1][2] = fZLayers[0][1];
    fMLayers[1][3] = fMLayers[0][2];      fZLayers[1][3] = fZLayers[0][2];
    fMLayers[1][4] = fMLayers[0][3];      fZLayers[1][4] = fZLayers[0][3];
    fMLayers[1][5] = kNiCuW+40;           fZLayers[1][5] = fZLayers[0][4];
//    

    Float_t dTube = 0.1;                     // tube thickness
    Float_t dInsu = 0.5;                     // insulation thickness
    Float_t dEnve = 0.1;                     // protective envelope thickness


// Mother volume and outer shielding: Pb
  par[0]  = 0.;
  par[1]  = 360.;
  par[2]  = 7.;
    
  par[21] = (kZRear - kZAbsStart) / 2.;
  par[22] = kRAbs;
  par[23] = kZAbsStart * TMath::Tan(kTheta1);

  par[18] = par[21] - (kZNose - kZAbsStart);
  par[19] = kRAbs;
  par[20] = kZNose * TMath::Tan(kTheta1);

  par[15] = par[21] - (kZConeTPC - kZAbsStart);
  par[16] = kRAbs;
  par[17] = par[20] - (par[15] - par[18]) * TMath::Tan(kTheta2);

  par[12] = par[21]  - (kZOpen - kZAbsStart);
  par[13] = kRAbs;
  par[14] = par[17] - (par[12] - par[15]) * TMath::Tan(kAccMax);

  par[9]  = par[21]  - (kZRear - kDRear - kZAbsStart);
  par[10] = kRAbs   - (par[9] - par[12]) * TMath::Tan(kThetaOpen1) ;
  par[11] = par[14] - (par[9] - par[12]) * TMath::Tan(kAccMax);

  par[6]  = par[21]  - (kZRear - kDRear - kZAbsStart);
  par[7]  = (kZRear - kDRear) * TMath::Tan(kAccMin);
  par[8]  = par[14] - (par[6] - par[12]) * TMath::Tan(kAccMax);

  par[3] =  - par[21];
  par[4] = kZRear  * TMath::Tan(kAccMin);
  par[5] = par[8] - (par[3] - par[6]) * TMath::Tan(kAccMax);
  gMC->Gsvolu("ABSS", "PCON", idtmed[kPb+40], par, 24);

  for (Int_t i = 22; i > 7; i -= 3) par[i]  = 0;

  gMC->Gsvolu("ABSM", "PCON", idtmed[kVacuum+40], par, 24);
  gMC->Gspos("ABSS", 1, "ABSM", 0., 0., 0., 0, "ONLY");

//
// Steel envelope
//
  par[4] = par[5]  - kDSteel;
  par[7] = par[8]  - kDSteel;
  par[10]= par[11] - kDSteel;  
  par[13]= par[14] - kDSteel;  
  par[16]= par[17] - kDSteel;  
  par[19]= par[20] - kDSteel;  
  par[22]= par[23] - kDSteel;  

  gMC->Gsvolu("ABST", "PCON", idtmed[kSteel], par, 24);
  gMC->Gspos("ABST", 1, "ABSS", 0., 0., 0., 0, "ONLY");
//
// Polyethylene shield
// 
  cpar[0] = (kZRear - kZConeTPC) / 2.;
  cpar[1] = kZRear * TMath::Tan(kAccMax);
  cpar[2] = cpar[1] + kDPoly;
  cpar[3] = kZConeTPC * TMath::Tan(kAccMax);
  cpar[4] = cpar[3] + kDPoly;

  gMC->Gsvolu("APOL", "CONE", idtmed[kPolyCH2+40], cpar, 5);
  dz = - (kZRear - kZAbsStart) / 2. + cpar[0];
  gMC->Gspos("APOL", 1, "ABSS", 0., 0., dz, 0, "ONLY");

//
// Tungsten nose to protect TPC
// 
  cpar[0] = (kZNose - kZAbsStart) / 2.;
  cpar[1] = kZNose * TMath::Tan(kAccMax);
  cpar[2] = kZNose * TMath::Tan(kTheta1) - kDSteel;
  cpar[3] = kZAbsStart * TMath::Tan(kAccMax);
  cpar[4] = kZAbsStart * TMath::Tan(kTheta1) - kDSteel;

  gMC->Gsvolu("ANOS", "CONE", idtmed[kW], cpar, 5);
  //
  dz =  (kZRear - kZAbsStart) / 2. - cpar[0];
  gMC->Gspos("ANOS", 1, "ABSS", 0., 0., dz, 0, "ONLY");
  //
  // Tungsten inner shield
  //
  Float_t zW = kZTwoDeg + .1;
  Float_t dZ = zW + (kZRear - kDRear - zW) / 2.;
  //
  pcpar[0]  = 0.;
  pcpar[1]  = 360.;
  pcpar[2]  = 3.;
  pcpar[9]  = - (zW - dZ);
  pcpar[10] = kRAbs;
  pcpar[11] = zW * TMath::Tan(kAccMin);
  pcpar[6]  = - (kZOpen - dZ);
  pcpar[7]  = kRAbs;
  pcpar[8]  = kZOpen * TMath::Tan(kAccMin);
  pcpar[3]  = - (kZRear - kDRear - dZ);
  pcpar[4]  = kRAbs + (kZRear - kDRear - kZOpen) * TMath::Tan(kThetaOpen1);
  pcpar[5]  = (kZRear - kDRear) * TMath::Tan(kAccMin);
  
  gMC->Gsvolu("AWIN", "PCON", idtmed[kNiCuW+40], pcpar, 12);
  dz = -(zW + kZRear - kDRear) / 2 + (kZAbsStart + kZRear) / 2.;
  gMC->Gspos("AWIN", 1, "ABSS", 0., 0., dz, 0, "ONLY");
//
// First part replaced by Carbon  
//
  cpar[0] = (200.-zW)/2.;

  cpar[1] = kRAbs;
  cpar[2] = 200. * TMath::Tan(kAccMin);
  cpar[3] = kRAbs;
  cpar[4] = pcpar[11];

  gMC->Gsvolu("ACNO", "CONE", idtmed[kC], cpar, 5);
  dz = - (zW - dZ+cpar[0]);
  gMC->Gspos("ACNO", 1, "AWIN", 0., 0., dz, 0, "ONLY");

/*  
  Float_t zWW = 383.5;
  cpar[0] = (kZRear-kDRear-zWW)/2.;
  cpar[1] = kRAbs + (zWW-kZOpen) *  TMath::Tan(kThetaOpen1);
  cpar[2] =  zWW * TMath::Tan(kAccMin);
  cpar[3] = pcpar[10];
  cpar[4] = pcpar[11];
  gMC->Gsvolu("AWNO", "CONE", idtmed[kCu+40], cpar, 5);
  dz = zWW-dZ+cpar[0];
  
  gMC->Gspos("AWNO", 1, "AWIN", 0., 0., dz, 0, "ONLY");
*/
  //
  //     Inner tracking region
  //
  //
  //
  pcpar[0]  = 0.;
  pcpar[1]  = 360.;
  pcpar[2]  = 3.;
  pcpar[9]  = (kZRear - kZAbsStart) / 2.;
  pcpar[10] = kRAbs;
  pcpar[11] = kZAbsStart * TMath::Tan(kAccMax);
  pcpar[6]  = pcpar[9] - (kZTwoDeg - kZAbsStart);
  pcpar[7]  = kRAbs;
  pcpar[8]  = kZTwoDeg * TMath::Tan(kAccMax);
  pcpar[3]  = - pcpar[9];
  pcpar[4]  = kZRear * TMath::Tan(kAccMin);
  pcpar[5]  = kZRear * TMath::Tan(kAccMax);
  gMC->Gsvolu("AITR", "PCON", idtmed[fMLayers[0][4]], pcpar, 12);
  //
  // special Pb medium for last 5 cm of Pb
  Float_t zr = kZRear - 2. - 0.001;
  cpar[0] = 1.0;
  cpar[3] = zr * TMath::Tan(kThetaR);
  cpar[4] = zr * TMath::Tan(kAccMax);
  cpar[1] = cpar[3] + TMath::Tan(kThetaR) * 2;
  cpar[2] = cpar[4] + TMath::Tan(kAccMax) * 2;
  
  gMC->Gsvolu("ARPB", "CONE", idtmed[fMLayers[0][4]], cpar, 5);
  dz= - (kZRear - kZAbsStart) / 2. + cpar[0] - 0.001;
  gMC->Gspos("ARPB", 1, "AITR", 0., 0., dz, 0, "ONLY");
  //
  //     concrete cone: concrete 
  //
  pcpar[3]  = pcpar[9] - (kZRear - kDRear - kZAbsStart);
  pcpar[4] = (kZRear-kDRear) * TMath::Tan(kAccMin);
  pcpar[5] = (kZRear-kDRear) * TMath::Tan(kAccMax);
  gMC->Gsvolu("ACON", "PCON", idtmed[fMLayers[0][2]+40], pcpar, 12);
  gMC->Gspos("ACON", 1, "AITR", 0., 0., 0., 0, "ONLY");
//
//    Fe Cone 
//
  zr = kZRear - kDRear - dzFe;

  cpar[0] = dzFe/2.;
  cpar[3] = zr * TMath::Tan(kAccMin);
  cpar[4] = zr * TMath::Tan(kAccMax);
  cpar[1] = cpar[3] + TMath::Tan(kAccMin) * dzFe;
  cpar[2] = cpar[4] + TMath::Tan(kAccMax) * dzFe;

  gMC->Gsvolu("ACFE", "CONE",idtmed[fMLayers[0][3]], cpar, 5);

  dz = - (kZRear - kZAbsStart) / 2. + kDRear + dzFe / 2.;

  gMC->Gspos("ACFE", 1, "ACON", 0., 0., dz, 0, "ONLY");

  
  //
  //
  //     carbon cone: carbon
  //
  pcpar[3]   = pcpar[9] - (kZAbsCc - kZAbsStart);
  pcpar[4]   = kZAbsCc * TMath::Tan(kAccMin);
  pcpar[5]   = kZAbsCc * TMath::Tan(kAccMax);
  gMC->Gsvolu("ACAR", "PCON", idtmed[fMLayers[0][1]+40], pcpar, 12);
  gMC->Gspos("ACAR", 1, "ACON", 0., 0., 0., 0, "ONLY");
 //
 //     carbon cone outer region
 //
  cpar[0]  = 10.;
  cpar[3]  = kRAbs;
  cpar[4]  = kZAbsStart * TMath::Tan(kAccMax);
  cpar[1]  = kRAbs;
  cpar[2]  = cpar[4] + 2. * cpar[0] * TMath::Tan(kAccMax);

  gMC->Gsvolu("ACAO", "CONE", idtmed[fMLayers[0][1]], cpar, 5);
  dz= (kZRear-kZAbsStart) / 2. - cpar[0];
  gMC->Gspos("ACAO", 1, "ACAR", 0., 0., dz, 0, "ONLY");
  //
  //     inner W shield
  Float_t epsi  = 0.;
  Float_t repsi = 1.;
  
  zr = kZRear - (kDRear - epsi);
  cpar[0] = (kDRear - epsi) / 2.;
  cpar[3] = zr * TMath::Tan(kAccMin);
  cpar[4] = zr * TMath::Tan(kThetaR * repsi);
  cpar[1] = cpar[3] + TMath::Tan(kAccMin) * (kDRear - epsi);
  cpar[2] = cpar[4] + TMath::Tan(kThetaR * repsi) * (kDRear - epsi);

  gMC->Gsvolu("ARW0", "CONE", idtmed[fMLayers[1][4]+40], cpar, 5);
  dz= - (kZRear - kZAbsStart) / 2. + cpar[0];
  gMC->Gspos("ARW0", 1, "AITR", 0., 0., dz, 0, "ONLY");
  //
  // special W medium for last 5 cm of W
  zr = kZRear - 5;
  cpar[0] = 2.5;
  cpar[3] = zr * TMath::Tan(kAccMin);
  cpar[4] = zr * TMath::Tan(kThetaR * repsi);
  cpar[1] = cpar[3] + TMath::Tan(kAccMin) * 5.;
  cpar[2] = cpar[4] + TMath::Tan(kThetaR*repsi) * 5.;

  gMC->Gsvolu("ARW1", "CONE", idtmed[fMLayers[1][4]+20], cpar, 5);
  dz = - (kDRear-epsi) / 2. + cpar[0];
  gMC->Gspos("ARW1", 1, "ARW0", 0., 0., dz, 0, "ONLY");
  //
  // Cu
  Float_t drMin = TMath::Tan(kThetaR) * 5;
  Float_t drMax = TMath::Tan(kAccMax) * 5;
  gMC->Gsvolu("ARPE", "CONE", idtmed[fMLayers[0][4]], cpar, 0);
  cpar[0] = 2.5;

  for (Int_t i = 0; i < 3; i++) {
      zr = kZRear - kDRear + 5 + i * 10.;
      cpar[3] = zr * TMath::Tan(kThetaR);
      cpar[4] = zr * TMath::Tan(kAccMax);
      cpar[1] = cpar[3] + drMin;
      cpar[2] = cpar[4] + drMax;
      dz = - (kZRear - kZAbsStart) / 2. + cpar[0] + 5. + (2 - i)*10;
      gMC->Gsposp("ARPE", i+1, "AITR", 0., 0., dz, 0, "ONLY",cpar,5);
  }

  gMC->Gspos("AITR", 1, "ABSS", 0., 0., 0., 0, "ONLY");	
  dz = - (kZRear - kZAbsStart) / 2. - kZAbsStart;
  gMC->Gspos("ABSM", 1, "ALIC", 0., 0., dz, 0, "ONLY");	
//
//
// vacuum system
//
// pipe and heating jackets
//
//
// cylindrical piece
  tpar0[2] = (kZOpen-kZAbsStart)/2;
  tpar0[0] = kRVacu;
  tpar0[1] = kRVacu + dTube + dInsu + dEnve;
  gMC->Gsvolu("AV11", "TUBE", idtmed[kSteel+40], tpar0, 3);
//
// insulation

  tpar[2] = tpar0[2];
  tpar[0] = kRVacu  + dTube;
  tpar[1] = tpar[0] + dInsu;
  gMC->Gsvolu("AI11", "TUBE", idtmed[kInsulation+40], tpar, 3);
  gMC->Gspos("AI11", 1, "AV11", 0., 0., 0., 0, "ONLY"); 
//
  dz = (kZRear - kZAbsStart) / 2. - tpar0[2];
  gMC->Gspos("AV11", 1, "ABSM", 0., 0., dz, 0, "ONLY"); 
//
// conical piece

  cpar0[0] = (kZRear - kDRear - kZOpen) / 2.;
  cpar0[3] = kRVacu - 0.05;
  cpar0[4] = kRVacu + dTube + dInsu + dEnve;
  Float_t dR = 2. * cpar0[0] * TMath::Tan(kThetaOpen1);
  cpar0[1]=cpar0[3] + dR;
  cpar0[2]=cpar0[4] + dR;
  gMC->Gsvolu("AV21", "CONE", idtmed[kSteel+40], cpar0, 5);
  dTube += 0.05;

//
// insulation
  cpar[0] = cpar0[0];
  cpar[1] = cpar0[1] + dTube;
  cpar[2] = cpar0[1] + dTube + dInsu;
  cpar[3] = cpar0[3] + dTube;
  cpar[4] = cpar0[3] + dTube + dInsu;

  gMC->Gsvolu("AI21", "CONE", idtmed[kInsulation+40], cpar, 5);
  gMC->Gspos("AI21", 1, "AV21", 0., 0., 0., 0, "ONLY"); 
  
  dz = - (kZRear - kZAbsStart) / 2. + cpar0[0] + kDRear;
  gMC->Gspos("AV21", 1, "ABSM", 0., 0., dz, 0, "ONLY"); 
//
// Support cone 

  par[0]  =  22.5;
  par[1]  = 360.0;
  par[2]  =   8.0;
  par[3]  =   4.0;
    
  par[13]  = - kZRear + 20.;
  par[14]  = 100.;
  par[15]  = 180.;
  
  par[10]  = - kZRear;
  par[11]  = 100.;
  par[12]  = 180.;

  par[7] = - kZRear;
  par[8] = 178.;
  par[9] = 180.;

  par[4] = - 600.;
  par[5] = 178.;
  par[6] = 180.;
  

  gMC->Gsvolu("ASSS", "PGON", idtmed[kAl], par, 16);
  gMC->Gspos("ASSS", 1, "ALIC", 0., 0., 0., 0, "ONLY");

  Float_t trap[11];
  trap[ 0] = (530. - 170.) / 2.;
  trap[ 2] = 0.;
  trap[ 3] = 2.; 
  trap[ 4] = (600. - (kZRear + 2.)) / 2.;;
  trap[ 5] = trap[4];
  trap[ 6] = 0.;
  trap[ 7] = 2.;
  trap[ 8] = 5.;
  trap[ 9] = 5.;
  trap[10] = 0.;
  trap[ 1] = -TMath::ATan((trap[4] - trap[8]) / 2. / trap[0]) * 180. / TMath::Pi();
  AliMatrix(idrotm[1600], 180., 0., 90., 0., 90., 90.);
  AliMatrix(idrotm[1601], 180., 0., 90., 0., 90., 270.);
  gMC->Gsvolu("ASST", "TRAP", idtmed[kSteel], trap, 11);
  //PH  dz = (600.+kZRear+2.)/2.+(trap[4]-trap[8])/2.;
  //PH  Float_t dy =  170.+trap[0];
  
//  gMC->Gspos("ASST", 1, "ALIC", 0.,  dy, - dz, idrotm[1600], "ONLY");
//  gMC->Gspos("ASST", 2, "ALIC", 0., -dy, - dz, idrotm[1601], "ONLY");
}

//_____________________________________________________________________________

void AliABSOv0::Init()
{
  //
  // Initialisation of the muon absorber after it has been built
  Int_t i;
  //
  if(AliLog::GetGlobalDebugLevel()>0) {
    printf("\n%s: ",ClassName());
    for(i=0;i<35;i++) printf("*");
    printf(" ABSOv0_INIT ");
    for(i=0;i<35;i++) printf("*");
    printf("\n%s: ",ClassName());
    //
    for(i=0;i<80;i++) printf("*");
    printf("\n");
  }
}
Commit	Line	Data
43d014f0	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
eeacf08b	16	/* $Id$ */
43d014f0	17
	18	///////////////////////////////////////////////////////////////////////////////
	19	// //
	20	// Muon ABSOrber //
	21	// This class contains the description of the muon absorber geometry //
	22	// //
	23	//Begin_Html
	24	/*
	25	<img src="picts/AliABSOClass.gif">
	26	</pre>
	27	<br clear=left>
	28	<font size=+2 color=red>
	29	<p>The responsible person for this module is
	30	<a href="mailto:andreas.morsch@cern.ch">Andreas Morsch</a>.
	31	</font>
	32	<pre>
	33	*/
	34	//End_Html
	35	// //
	36	// //
	37	///////////////////////////////////////////////////////////////////////////////
	38
88cb7938	39	#include <TVirtualMC.h>
88cb7938	40
43d014f0	41	#include "AliABSOv0.h"
43d014f0	42	#include "AliConst.h"
88cb7938	43	#include "AliRun.h"
4951e003	44	#include "AliLog.h"
b2ef5f06	45
43d014f0	46	ClassImp(AliABSOv0)
	47
	48	//_____________________________________________________________________________
	49	AliABSOv0::AliABSOv0()
	50	{
	51	//
	52	// Default constructor
	53	//
	54	}
	55
	56	//_____________________________________________________________________________
	57	AliABSOv0::AliABSOv0(const char name, const char title)
	58	: AliABSO(name,title)
	59	{
	60	//
	61	// Standard constructor
	62	//
	63	SetMarkerColor(7);
	64	SetMarkerStyle(2);
	65	SetMarkerSize(0.4);
	66	}
	67
	68	//_____________________________________________________________________________
	69	void AliABSOv0::CreateGeometry()
	70	{
b2ef5f06	71	//
	72	// Creation of the geometry of the muon absorber
	73	//
	74	//Begin_Html
	75	/*
	76	<img src="picts/AliABSOv0Tree.gif">
	77	*/
	78	//End_Html
	79	//Begin_Html
	80	/*
	81	<img src="picts/AliABSOv0.gif">
	82	*/
	83	//End_Html
	84
	85	//
	86	//
56f14ac2	87
56f14ac2	88	enum {kC=1605, kAl=1608, kFe=1609, kCu=1610, kW=1611, kPb=1612,
77976fd8	89	kNiCuW=1620, kVacuum=1615, kAir=1614, kConcrete=1616,
77976fd8	90	kPolyCH2=1617, kSteel=1609, kInsulation=1613, kPolyCc=1619};
b2ef5f06	91
b2ef5f06	92	Int_t *idtmed = fIdtmed->GetArray()-1599;
43d014f0	93
b2ef5f06	94	Float_t par[24], cpar[5], cpar0[5], pcpar[12], tpar[3], tpar0[3];
b2ef5f06	95	Float_t dz;
513b07d0	96	Int_t idrotm[1699];
b2ef5f06	97	#include "ABSOSHILConst.h"
b2ef5f06	98	#include "ABSOConst.h"
381ec9af	99	//
	100	// Structure of Tracking Region
	101	//
	102	Float_t dzFe = 25.;
	103
	104	// 3 < theta < 9
	105	fNLayers[0] = 5;
dbbe5bc1	106	fMLayers[0][0] = kAir; fZLayers[0][0] = kZAbsStart;
dbbe5bc1	107	fMLayers[0][1] = kC; fZLayers[0][1] = kZAbsCc;
50ad31cc	108	fMLayers[0][2] = kConcrete; fZLayers[0][2] = kZRear - kDRear - dzFe;
50ad31cc	109	fMLayers[0][3] = kSteel; fZLayers[0][3] = kZRear - kDRear;
dbbe5bc1	110	fMLayers[0][4] = kSteel; fZLayers[0][4] = kZRear;
381ec9af	111	// 2 < theta < 3
dbbe5bc1	112	fNLayers[1] = 6;
dbbe5bc1	113
50ad31cc	114	fMLayers[1][0] = kAir ; fZLayers[1][0] = fZLayers[0][0] - 10.;
dbbe5bc1	115	fMLayers[1][1] = kAl ; fZLayers[1][1] = fZLayers[0][0];
	116	fMLayers[1][2] = fMLayers[0][1]; fZLayers[1][2] = fZLayers[0][1];
	117	fMLayers[1][3] = fMLayers[0][2]; fZLayers[1][3] = fZLayers[0][2];
	118	fMLayers[1][4] = fMLayers[0][3]; fZLayers[1][4] = fZLayers[0][3];
7c8f009e	119	fMLayers[1][5] = kNiCuW+40; fZLayers[1][5] = fZLayers[0][4];
381ec9af	120	//
381ec9af	121
50ad31cc	122	Float_t dTube = 0.1; // tube thickness
	123	Float_t dInsu = 0.5; // insulation thickness
	124	Float_t dEnve = 0.1; // protective envelope thickness
b2ef5f06	125
	126
	127	// Mother volume and outer shielding: Pb
43d014f0	128	par[0] = 0.;
	129	par[1] = 360.;
	130	par[2] = 7.;
b2ef5f06	131
50ad31cc	132	par[21] = (kZRear - kZAbsStart) / 2.;
	133	par[22] = kRAbs;
	134	par[23] = kZAbsStart * TMath::Tan(kTheta1);
43d014f0	135
50ad31cc	136	par[18] = par[21] - (kZNose - kZAbsStart);
	137	par[19] = kRAbs;
	138	par[20] = kZNose * TMath::Tan(kTheta1);
43d014f0	139
50ad31cc	140	par[15] = par[21] - (kZConeTPC - kZAbsStart);
	141	par[16] = kRAbs;
	142	par[17] = par[20] - (par[15] - par[18]) * TMath::Tan(kTheta2);
43d014f0	143
50ad31cc	144	par[12] = par[21] - (kZOpen - kZAbsStart);
dbbe5bc1	145	par[13] = kRAbs;
50ad31cc	146	par[14] = par[17] - (par[12] - par[15]) * TMath::Tan(kAccMax);
43d014f0	147
50ad31cc	148	par[9] = par[21] - (kZRear - kDRear - kZAbsStart);
	149	par[10] = kRAbs - (par[9] - par[12]) * TMath::Tan(kThetaOpen1) ;
	150	par[11] = par[14] - (par[9] - par[12]) * TMath::Tan(kAccMax);
43d014f0	151
50ad31cc	152	par[6] = par[21] - (kZRear - kDRear - kZAbsStart);
	153	par[7] = (kZRear - kDRear) * TMath::Tan(kAccMin);
	154	par[8] = par[14] - (par[6] - par[12]) * TMath::Tan(kAccMax);
43d014f0	155
50ad31cc	156	par[3] = - par[21];
	157	par[4] = kZRear * TMath::Tan(kAccMin);
	158	par[5] = par[8] - (par[3] - par[6]) * TMath::Tan(kAccMax);
7c8f009e	159	gMC->Gsvolu("ABSS", "PCON", idtmed[kPb+40], par, 24);
50ad31cc	160
	161	for (Int_t i = 22; i > 7; i -= 3) par[i] = 0;
	162
b2ef5f06	163	gMC->Gsvolu("ABSM", "PCON", idtmed[kVacuum+40], par, 24);
43d014f0	164	gMC->Gspos("ABSS", 1, "ABSM", 0., 0., 0., 0, "ONLY");
	165
	166	//
	167	// Steel envelope
	168	//
50ad31cc	169	par[4] = par[5] - kDSteel;
	170	par[7] = par[8] - kDSteel;
	171	par[10]= par[11] - kDSteel;
	172	par[13]= par[14] - kDSteel;
	173	par[16]= par[17] - kDSteel;
	174	par[19]= par[20] - kDSteel;
	175	par[22]= par[23] - kDSteel;
	176
b2ef5f06	177	gMC->Gsvolu("ABST", "PCON", idtmed[kSteel], par, 24);
43d014f0	178	gMC->Gspos("ABST", 1, "ABSS", 0., 0., 0., 0, "ONLY");
	179	//
	180	// Polyethylene shield
	181	//
dbbe5bc1	182	cpar[0] = (kZRear - kZConeTPC) / 2.;
50ad31cc	183	cpar[1] = kZRear * TMath::Tan(kAccMax);
dbbe5bc1	184	cpar[2] = cpar[1] + kDPoly;
50ad31cc	185	cpar[3] = kZConeTPC * TMath::Tan(kAccMax);
dbbe5bc1	186	cpar[4] = cpar[3] + kDPoly;
50ad31cc	187
b2ef5f06	188	gMC->Gsvolu("APOL", "CONE", idtmed[kPolyCH2+40], cpar, 5);
50ad31cc	189	dz = - (kZRear - kZAbsStart) / 2. + cpar[0];
43d014f0	190	gMC->Gspos("APOL", 1, "ABSS", 0., 0., dz, 0, "ONLY");
	191
	192	//
	193	// Tungsten nose to protect TPC
	194	//
dbbe5bc1	195	cpar[0] = (kZNose - kZAbsStart) / 2.;
50ad31cc	196	cpar[1] = kZNose * TMath::Tan(kAccMax);
	197	cpar[2] = kZNose * TMath::Tan(kTheta1) - kDSteel;
	198	cpar[3] = kZAbsStart * TMath::Tan(kAccMax);
	199	cpar[4] = kZAbsStart * TMath::Tan(kTheta1) - kDSteel;
	200
b2ef5f06	201	gMC->Gsvolu("ANOS", "CONE", idtmed[kW], cpar, 5);
8f657ed5	202	//
50ad31cc	203	dz = (kZRear - kZAbsStart) / 2. - cpar[0];
43d014f0	204	gMC->Gspos("ANOS", 1, "ABSS", 0., 0., dz, 0, "ONLY");
8f657ed5	205	//
	206	// Tungsten inner shield
	207	//
50ad31cc	208	Float_t zW = kZTwoDeg + .1;
50ad31cc	209	Float_t dZ = zW + (kZRear - kDRear - zW) / 2.;
43d014f0	210	//
b2ef5f06	211	pcpar[0] = 0.;
	212	pcpar[1] = 360.;
	213	pcpar[2] = 3.;
50ad31cc	214	pcpar[9] = - (zW - dZ);
	215	pcpar[10] = kRAbs;
	216	pcpar[11] = zW * TMath::Tan(kAccMin);
	217	pcpar[6] = - (kZOpen - dZ);
dbbe5bc1	218	pcpar[7] = kRAbs;
dbbe5bc1	219	pcpar[8] = kZOpen * TMath::Tan(kAccMin);
50ad31cc	220	pcpar[3] = - (kZRear - kDRear - dZ);
	221	pcpar[4] = kRAbs + (kZRear - kDRear - kZOpen) * TMath::Tan(kThetaOpen1);
	222	pcpar[5] = (kZRear - kDRear) * TMath::Tan(kAccMin);
b2ef5f06	223
b2ef5f06	224	gMC->Gsvolu("AWIN", "PCON", idtmed[kNiCuW+40], pcpar, 12);
50ad31cc	225	dz = -(zW + kZRear - kDRear) / 2 + (kZAbsStart + kZRear) / 2.;
43d014f0	226	gMC->Gspos("AWIN", 1, "ABSS", 0., 0., dz, 0, "ONLY");
8f657ed5	227	//
	228	// First part replaced by Carbon
	229	//
513b07d0	230	cpar[0] = (200.-zW)/2.;
50ad31cc	231
dbbe5bc1	232	cpar[1] = kRAbs;
50ad31cc	233	cpar[2] = 200. * TMath::Tan(kAccMin);
dbbe5bc1	234	cpar[3] = kRAbs;
50ad31cc	235	cpar[4] = pcpar[11];
50ad31cc	236
513b07d0	237	gMC->Gsvolu("ACNO", "CONE", idtmed[kC], cpar, 5);
50ad31cc	238	dz = - (zW - dZ+cpar[0]);
513b07d0	239	gMC->Gspos("ACNO", 1, "AWIN", 0., 0., dz, 0, "ONLY");
8f657ed5	240
8f657ed5	241	/*
ba47c054	242	Float_t zWW = 383.5;
dbbe5bc1	243	cpar[0] = (kZRear-kDRear-zWW)/2.;
	244	cpar[1] = kRAbs + (zWW-kZOpen) * TMath::Tan(kThetaOpen1);
	245	cpar[2] = zWW * TMath::Tan(kAccMin);
8f657ed5	246	cpar[3] = pcpar[10];
	247	cpar[4] = pcpar[11];
	248	gMC->Gsvolu("AWNO", "CONE", idtmed[kCu+40], cpar, 5);
	249	dz = zWW-dZ+cpar[0];
	250
	251	gMC->Gspos("AWNO", 1, "AWIN", 0., 0., dz, 0, "ONLY");
	252	*/
	253	//
43d014f0	254	// Inner tracking region
43d014f0	255	//
43d014f0	256	//
8f657ed5	257	//
43d014f0	258	pcpar[0] = 0.;
	259	pcpar[1] = 360.;
	260	pcpar[2] = 3.;
50ad31cc	261	pcpar[9] = (kZRear - kZAbsStart) / 2.;
	262	pcpar[10] = kRAbs;
	263	pcpar[11] = kZAbsStart * TMath::Tan(kAccMax);
	264	pcpar[6] = pcpar[9] - (kZTwoDeg - kZAbsStart);
dbbe5bc1	265	pcpar[7] = kRAbs;
dbbe5bc1	266	pcpar[8] = kZTwoDeg * TMath::Tan(kAccMax);
50ad31cc	267	pcpar[3] = - pcpar[9];
	268	pcpar[4] = kZRear * TMath::Tan(kAccMin);
	269	pcpar[5] = kZRear * TMath::Tan(kAccMax);
381ec9af	270	gMC->Gsvolu("AITR", "PCON", idtmed[fMLayers[0][4]], pcpar, 12);
43d014f0	271	//
43d014f0	272	// special Pb medium for last 5 cm of Pb
50ad31cc	273	Float_t zr = kZRear - 2. - 0.001;
b2ef5f06	274	cpar[0] = 1.0;
50ad31cc	275	cpar[3] = zr * TMath::Tan(kThetaR);
	276	cpar[4] = zr * TMath::Tan(kAccMax);
	277	cpar[1] = cpar[3] + TMath::Tan(kThetaR) * 2;
	278	cpar[2] = cpar[4] + TMath::Tan(kAccMax) * 2;
	279
381ec9af	280	gMC->Gsvolu("ARPB", "CONE", idtmed[fMLayers[0][4]], cpar, 5);
50ad31cc	281	dz= - (kZRear - kZAbsStart) / 2. + cpar[0] - 0.001;
43d014f0	282	gMC->Gspos("ARPB", 1, "AITR", 0., 0., dz, 0, "ONLY");
43d014f0	283	//
	284	// concrete cone: concrete
	285	//
50ad31cc	286	pcpar[3] = pcpar[9] - (kZRear - kDRear - kZAbsStart);
	287	pcpar[4] = (kZRear-kDRear) * TMath::Tan(kAccMin);
	288	pcpar[5] = (kZRear-kDRear) * TMath::Tan(kAccMax);
381ec9af	289	gMC->Gsvolu("ACON", "PCON", idtmed[fMLayers[0][2]+40], pcpar, 12);
43d014f0	290	gMC->Gspos("ACON", 1, "AITR", 0., 0., 0., 0, "ONLY");
381ec9af	291	//
	292	// Fe Cone
	293	//
50ad31cc	294	zr = kZRear - kDRear - dzFe;
	295
	296	cpar[0] = dzFe/2.;
	297	cpar[3] = zr * TMath::Tan(kAccMin);
	298	cpar[4] = zr * TMath::Tan(kAccMax);
	299	cpar[1] = cpar[3] + TMath::Tan(kAccMin) * dzFe;
	300	cpar[2] = cpar[4] + TMath::Tan(kAccMax) * dzFe;
	301
381ec9af	302	gMC->Gsvolu("ACFE", "CONE",idtmed[fMLayers[0][3]], cpar, 5);
381ec9af	303
50ad31cc	304	dz = - (kZRear - kZAbsStart) / 2. + kDRear + dzFe / 2.;
381ec9af	305
	306	gMC->Gspos("ACFE", 1, "ACON", 0., 0., dz, 0, "ONLY");
	307
	308
	309	//
43d014f0	310	//
	311	// carbon cone: carbon
	312	//
50ad31cc	313	pcpar[3] = pcpar[9] - (kZAbsCc - kZAbsStart);
	314	pcpar[4] = kZAbsCc * TMath::Tan(kAccMin);
	315	pcpar[5] = kZAbsCc * TMath::Tan(kAccMax);
381ec9af	316	gMC->Gsvolu("ACAR", "PCON", idtmed[fMLayers[0][1]+40], pcpar, 12);
43d014f0	317	gMC->Gspos("ACAR", 1, "ACON", 0., 0., 0., 0, "ONLY");
b2ef5f06	318	//
	319	// carbon cone outer region
	320	//
	321	cpar[0] = 10.;
dbbe5bc1	322	cpar[3] = kRAbs;
50ad31cc	323	cpar[4] = kZAbsStart * TMath::Tan(kAccMax);
	324	cpar[1] = kRAbs;
	325	cpar[2] = cpar[4] + 2. * cpar[0] * TMath::Tan(kAccMax);
b2ef5f06	326
381ec9af	327	gMC->Gsvolu("ACAO", "CONE", idtmed[fMLayers[0][1]], cpar, 5);
50ad31cc	328	dz= (kZRear-kZAbsStart) / 2. - cpar[0];
b2ef5f06	329	gMC->Gspos("ACAO", 1, "ACAR", 0., 0., dz, 0, "ONLY");
43d014f0	330	//
43d014f0	331	// inner W shield
50ad31cc	332	Float_t epsi = 0.;
50ad31cc	333	Float_t repsi = 1.;
b2ef5f06	334
50ad31cc	335	zr = kZRear - (kDRear - epsi);
	336	cpar[0] = (kDRear - epsi) / 2.;
	337	cpar[3] = zr * TMath::Tan(kAccMin);
	338	cpar[4] = zr * TMath::Tan(kThetaR * repsi);
	339	cpar[1] = cpar[3] + TMath::Tan(kAccMin) * (kDRear - epsi);
	340	cpar[2] = cpar[4] + TMath::Tan(kThetaR * repsi) * (kDRear - epsi);
	341
381ec9af	342	gMC->Gsvolu("ARW0", "CONE", idtmed[fMLayers[1][4]+40], cpar, 5);
50ad31cc	343	dz= - (kZRear - kZAbsStart) / 2. + cpar[0];
43d014f0	344	gMC->Gspos("ARW0", 1, "AITR", 0., 0., dz, 0, "ONLY");
	345	//
	346	// special W medium for last 5 cm of W
50ad31cc	347	zr = kZRear - 5;
43d014f0	348	cpar[0] = 2.5;
50ad31cc	349	cpar[3] = zr * TMath::Tan(kAccMin);
	350	cpar[4] = zr * TMath::Tan(kThetaR * repsi);
	351	cpar[1] = cpar[3] + TMath::Tan(kAccMin) * 5.;
	352	cpar[2] = cpar[4] + TMath::Tan(kThetaRrepsi) 5.;
	353
381ec9af	354	gMC->Gsvolu("ARW1", "CONE", idtmed[fMLayers[1][4]+20], cpar, 5);
50ad31cc	355	dz = - (kDRear-epsi) / 2. + cpar[0];
43d014f0	356	gMC->Gspos("ARW1", 1, "ARW0", 0., 0., dz, 0, "ONLY");
43d014f0	357	//
381ec9af	358	// Cu
50ad31cc	359	Float_t drMin = TMath::Tan(kThetaR) * 5;
50ad31cc	360	Float_t drMax = TMath::Tan(kAccMax) * 5;
381ec9af	361	gMC->Gsvolu("ARPE", "CONE", idtmed[fMLayers[0][4]], cpar, 0);
50ad31cc	362	cpar[0] = 2.5;
	363
	364	for (Int_t i = 0; i < 3; i++) {
	365	zr = kZRear - kDRear + 5 + i * 10.;
	366	cpar[3] = zr * TMath::Tan(kThetaR);
	367	cpar[4] = zr * TMath::Tan(kAccMax);
	368	cpar[1] = cpar[3] + drMin;
	369	cpar[2] = cpar[4] + drMax;
	370	dz = - (kZRear - kZAbsStart) / 2. + cpar[0] + 5. + (2 - i)*10;
	371	gMC->Gsposp("ARPE", i+1, "AITR", 0., 0., dz, 0, "ONLY",cpar,5);
	372	}
	373
43d014f0	374	gMC->Gspos("AITR", 1, "ABSS", 0., 0., 0., 0, "ONLY");
50ad31cc	375	dz = - (kZRear - kZAbsStart) / 2. - kZAbsStart;
43d014f0	376	gMC->Gspos("ABSM", 1, "ALIC", 0., 0., dz, 0, "ONLY");
	377	//
	378	//
	379	// vacuum system
	380	//
	381	// pipe and heating jackets
	382	//
	383	//
	384	// cylindrical piece
50ad31cc	385	tpar0[2] = (kZOpen-kZAbsStart)/2;
	386	tpar0[0] = kRVacu;
	387	tpar0[1] = kRVacu + dTube + dInsu + dEnve;
b2ef5f06	388	gMC->Gsvolu("AV11", "TUBE", idtmed[kSteel+40], tpar0, 3);
43d014f0	389	//
43d014f0	390	// insulation
b2ef5f06	391
50ad31cc	392	tpar[2] = tpar0[2];
	393	tpar[0] = kRVacu + dTube;
	394	tpar[1] = tpar[0] + dInsu;
b2ef5f06	395	gMC->Gsvolu("AI11", "TUBE", idtmed[kInsulation+40], tpar, 3);
43d014f0	396	gMC->Gspos("AI11", 1, "AV11", 0., 0., 0., 0, "ONLY");
b2ef5f06	397	//
50ad31cc	398	dz = (kZRear - kZAbsStart) / 2. - tpar0[2];
43d014f0	399	gMC->Gspos("AV11", 1, "ABSM", 0., 0., dz, 0, "ONLY");
43d014f0	400	//
43d014f0	401	// conical piece
b2ef5f06	402
50ad31cc	403	cpar0[0] = (kZRear - kDRear - kZOpen) / 2.;
	404	cpar0[3] = kRVacu - 0.05;
	405	cpar0[4] = kRVacu + dTube + dInsu + dEnve;
	406	Float_t dR = 2. * cpar0[0] * TMath::Tan(kThetaOpen1);
	407	cpar0[1]=cpar0[3] + dR;
	408	cpar0[2]=cpar0[4] + dR;
b2ef5f06	409	gMC->Gsvolu("AV21", "CONE", idtmed[kSteel+40], cpar0, 5);
50ad31cc	410	dTube += 0.05;
b2ef5f06	411
43d014f0	412	//
43d014f0	413	// insulation
50ad31cc	414	cpar[0] = cpar0[0];
	415	cpar[1] = cpar0[1] + dTube;
	416	cpar[2] = cpar0[1] + dTube + dInsu;
	417	cpar[3] = cpar0[3] + dTube;
	418	cpar[4] = cpar0[3] + dTube + dInsu;
	419
b2ef5f06	420	gMC->Gsvolu("AI21", "CONE", idtmed[kInsulation+40], cpar, 5);
43d014f0	421	gMC->Gspos("AI21", 1, "AV21", 0., 0., 0., 0, "ONLY");
43d014f0	422
50ad31cc	423	dz = - (kZRear - kZAbsStart) / 2. + cpar0[0] + kDRear;
43d014f0	424	gMC->Gspos("AV21", 1, "ABSM", 0., 0., dz, 0, "ONLY");
381ec9af	425	//
	426	// Support cone
	427
513b07d0	428	par[0] = 22.5;
	429	par[1] = 360.0;
	430	par[2] = 8.0;
	431	par[3] = 4.0;
381ec9af	432
7c8f009e	433	par[13] = - kZRear + 20.;
e0e51a8d	434	par[14] = 100.;
e0e51a8d	435	par[15] = 180.;
381ec9af	436
7c8f009e	437	par[10] = - kZRear;
e0e51a8d	438	par[11] = 100.;
e0e51a8d	439	par[12] = 180.;
381ec9af	440
7c8f009e	441	par[7] = - kZRear;
e0e51a8d	442	par[8] = 178.;
e0e51a8d	443	par[9] = 180.;
381ec9af	444
e0e51a8d	445	par[4] = - 600.;
	446	par[5] = 178.;
	447	par[6] = 180.;
381ec9af	448
381ec9af	449
8f657ed5	450	gMC->Gsvolu("ASSS", "PGON", idtmed[kAl], par, 16);
381ec9af	451	gMC->Gspos("ASSS", 1, "ALIC", 0., 0., 0., 0, "ONLY");
381ec9af	452
513b07d0	453	Float_t trap[11];
50ad31cc	454	trap[ 0] = (530. - 170.) / 2.;
513b07d0	455	trap[ 2] = 0.;
513b07d0	456	trap[ 3] = 2.;
50ad31cc	457	trap[ 4] = (600. - (kZRear + 2.)) / 2.;;
513b07d0	458	trap[ 5] = trap[4];
	459	trap[ 6] = 0.;
	460	trap[ 7] = 2.;
	461	trap[ 8] = 5.;
	462	trap[ 9] = 5.;
	463	trap[10] = 0.;
50ad31cc	464	trap[ 1] = -TMath::ATan((trap[4] - trap[8]) / 2. / trap[0]) * 180. / TMath::Pi();
513b07d0	465	AliMatrix(idrotm[1600], 180., 0., 90., 0., 90., 90.);
	466	AliMatrix(idrotm[1601], 180., 0., 90., 0., 90., 270.);
	467	gMC->Gsvolu("ASST", "TRAP", idtmed[kSteel], trap, 11);
23f88bcf	468	//PH dz = (600.+kZRear+2.)/2.+(trap[4]-trap[8])/2.;
23f88bcf	469	//PH Float_t dy = 170.+trap[0];
513b07d0	470
50ad31cc	471	// gMC->Gspos("ASST", 1, "ALIC", 0., dy, - dz, idrotm[1600], "ONLY");
50ad31cc	472	// gMC->Gspos("ASST", 2, "ALIC", 0., -dy, - dz, idrotm[1601], "ONLY");
43d014f0	473	}
	474
	475	//_____________________________________________________________________________
	476
	477	void AliABSOv0::Init()
	478	{
	479	//
	480	// Initialisation of the muon absorber after it has been built
	481	Int_t i;
	482	//
4951e003	483	if(AliLog::GetGlobalDebugLevel()>0) {
9e1a0ddb	484	printf("\n%s: ",ClassName());
	485	for(i=0;i<35;i++) printf("*");
	486	printf(" ABSOv0_INIT ");
	487	for(i=0;i<35;i++) printf("*");
	488	printf("\n%s: ",ClassName());
	489	//
	490	for(i=0;i<80;i++) printf("*");
	491	printf("\n");
	492	}
43d014f0	493	}
	494
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