[u/mrichter/AliRoot.git] / STRUCT / AliHALL.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 1.9  2000/06/13 14:55:26  morsch
Unused variables removed

Revision 1.8  2000/06/11 12:35:41  morsch
Coding rule violations corrected

Revision 1.7  2000/01/12 15:33:28  morsch
Muon filter removed

Revision 1.6  1999/09/29 09:24:30  fca
Introduction of the Copyright and cvs Log

*/

///////////////////////////////////////////////////////////////////////////////
//                                                                           //
//  Experimental Hall                                                        //
//  This class contains the description of the experimental hall             //
//                                                                           //
//Begin_Html
/*
<img src="picts/AliHALLClass.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 "AliHALL.h"
#include "AliRun.h"
#include "AliMC.h"
#include "AliMagF.h"
#include "AliConst.h"
 
ClassImp(AliHALL)
 
//_____________________________________________________________________________
AliHALL::AliHALL()
{
  //
  // Default constructor for the experimental Hall
  //
}
 
//_____________________________________________________________________________
AliHALL::AliHALL(const char *name, const char *title)
       : AliModule(name,title)
{
  //
  // Standard constructor for the experimental Hall
  //
  SetMarkerColor(7);
  SetMarkerStyle(2);
  SetMarkerSize(0.4);
}
 
//_____________________________________________________________________________
void AliHALL::CreateGeometry()
{
  //
  // Create the geometry of the exprimental hall
  //
  //Begin_Html
  /*
    <img src="picts/AliHALLTree.gif">
  */
  //End_Html
  //
  // If ZDC is not present the experimental hall includes a short
  // section of the accelerator tunnel
  //
  //Begin_Html
  /*
    <img src="picts/AliHALLSmall.gif">
  */
  //End_Html
  //
  // If ZDC is present the experimental hall includes the accelerator
  // tunnel beyond the ZDC
  //
  //Begin_Html
  /*
    <img src="picts/AliHALLLarge.gif">
  */
  //End_Html

  
  Float_t r2;
  Float_t phid, phim, tpar[3], pbox[3], h, r, tspar[5];
  Float_t w1, dh, am, bm, dl,cm, hm, dr, dx, xl;
  Int_t idrotm[1999];
  Float_t trdpar[4], trapar[11], hullen;
  Float_t phi;
  
  Int_t *idtmed = fIdtmed->GetArray()-1899;
  
  //     RB24/26 TUNNEL FLOOR 
  
  r   = 220.;
  h   = 140.;
  phi = TMath::ACos(h / r);
  xl  = r * TMath::Sin(phi);
  dr  = 100.;
  dh  = dr * TMath::Cos(phi);
  dl  = dr * TMath::Sin(phi);
  if (gAlice->GetModule("ZDC") == 0) {
    
    //     No ZDC 
    hullen = 250.;
  } else {
    
    //     ZDC is present 
    hullen = 6400.;
  }
  trdpar[0] = xl + dl;
  trdpar[1] = xl;
  trdpar[2] = hullen;
  trdpar[3] = dh / 2.;
  AliMatrix(idrotm[1900], 90., 0., 0., 0., 90., 90.);
  AliMatrix(idrotm[1901], 270., 0., 90., 90., 0., 0.);
  gMC->Gsvolu("HUFL", "TRD1", idtmed[1956], trdpar, 4);
  r2 = hullen + 2020.;
  gMC->Gspos("HUFL", 1, "ALIC", 70.,-100-trdpar[3] , r2, idrotm[1900], "ONLY");
  
  //     RB24/26 wall 
  
  phid     = phi * 57.296;
  tspar[0] = r;
  tspar[1] = r + dr;
  tspar[2] = hullen;
  tspar[3] = phid - 90.;
  tspar[4] = 270. - phid;
  gMC->Gsvolu("HUWA", "TUBS", idtmed[1956], tspar, 5);
  gMC->Gspos("HUWA", 1, "ALIC", 70., 40.,2020+hullen , 0, "ONLY");
  
  //     tunnelplug 
  
  tpar[0] = 0.;
  tpar[1] = 50.;
  tpar[2] = 60.;
  gMC->Gsvolu("HUP2", "TUBE", idtmed[1954], tpar, 3);
  
  //     END WALL 
  
  pbox[0] = 1200.;
  pbox[1] = 1300.;
  pbox[2] = 60.;
  gMC->Gsvolu("HEW1", "BOX ", idtmed[1956], pbox, 3);
  gMC->Gspos("HUP2", 1, "HEW1", 0.,-404., 0.,   0, "ONLY");
  gMC->Gspos("HEW1", 1, "ALIC", 0., 404., 1960, 0, "ONLY");
  
  //     hall floor 
  
  phid      = 16.197;
  trdpar[0] = 700.;
  trdpar[1] = TMath::Tan(phid * kDegrad) * 190. + 700.;
  trdpar[2] = 550.;
  trdpar[3] = 95.;
  gMC->Gsvolu("HHF1", "TRD1", idtmed[1956], trdpar, 4);
  gMC->Gspos("HHF1", 1, "ALIC", 0., -801., 1350., idrotm[1900], "ONLY");
  gMC->Gspos("HHF1", 2, "ALIC", 0., -801.,-1350., idrotm[1900], "ONLY");
  
  //     hall side walls 
  
  trapar[0] = 550.;
  trapar[1] = 0.;
  trapar[2] = 0.;
  trapar[3] = 1273.78/2;
  trapar[4] = 235.;
  trapar[5] = 50.;
  trapar[6] = TMath::ATan((trapar[4] - trapar[5]) / 2. / trapar[3]) * kRaddeg;
  trapar[7] = trapar[3];
  trapar[8] = trapar[4];
  trapar[9] = trapar[5];
  trapar[10] = trapar[6];
  dx = trapar[4] * 1.5 + 700. - trapar[5] * .5;
  gMC->Gsvolu("HHW1", "TRAP", idtmed[1956], trapar, 11);
  gMC->Gspos("HHW1", 1, "ALIC", dx, -896+trapar[3],  1350., 0, "ONLY");
  gMC->Gspos("HHW1", 2, "ALIC",-dx, -896+trapar[3],  1350., idrotm[1901], "ONLY");
  gMC->Gspos("HHW1", 3, "ALIC", dx, -896+trapar[3], -1350., 0, "ONLY");
  gMC->Gspos("HHW1", 4, "ALIC",-dx, -896+trapar[3], -1350., idrotm[1901], "ONLY");
  pbox[0] = 50.;
  pbox[1] = (500. - (trapar[3] * 2. - 896.)) / 2.;
  pbox[2] = 1900.;
  gMC->Gsvolu("HBW1", "BOX ", idtmed[1956], pbox, 3);
  gMC->Gspos("HBW1", 1, "ALIC",  1120., 500-pbox[1], 0., 0, "ONLY");
  gMC->Gspos("HBW1", 2, "ALIC", -1120., 500-pbox[1], 0., 0, "ONLY");
  
  //     slanted wall close to L3 magnet 
  
  phim = 45.;
  hm   = 790.;
  //rm   = hm / TMath::Cos(phim / 2. * kDegrad);
  am   = hm * TMath::Tan(phim / 2. * kDegrad);
  bm   = (hm + 76.) / hm * am;
  cm   = bm * 2. / TMath::Sqrt(2.);
  trapar[0] = 800.;
  trapar[1] = 0.;
  trapar[2] = 0.;
  trapar[3] = (1273.78 - cm) / 2.;
  trapar[4] = 235. - cm * TMath::Tan(phid * kDegrad) / 2.;
  trapar[5] = 50.;
  trapar[6] = TMath::ATan((trapar[4] - trapar[5]) / 2. / trapar[3]) * kRaddeg;
  trapar[7] = trapar[3];
  trapar[8] = trapar[4];
  trapar[9] = trapar[5];
  trapar[10] = trapar[6];
  w1 = trapar[4];
  dx = cm*TMath::Tan(phid * kDegrad) + 700. + trapar[4] * 1.5 - trapar[5] * .5;
  gMC->Gsvolu("HHW2", "TRAP", idtmed[1956], trapar, 11);
  r2 = cm - 896. + trapar[3];
  gMC->Gspos("HHW2", 1, "ALIC", dx, r2, 0., 0, "ONLY");
  gMC->Gspos("HHW2", 2, "ALIC",-dx, r2, 0., idrotm[1901], "ONLY");
  trapar[3]  = cm / 2.;
  trapar[4]  = w1 + cm / 2.;
  trapar[5]  = w1;
  trapar[6]  = TMath::ATan(.5) * kRaddeg;
  trapar[7]  = trapar[3];
  trapar[8]  = trapar[4];
  trapar[9]  = trapar[5];
  trapar[10] = trapar[6];
  dx = 1170. - trapar[4] * .5 - trapar[5] * .5;
  gMC->Gsvolu("HHW3", "TRAP", idtmed[1956], trapar, 11);
  r2 = trapar[3] - 896.;
  gMC->Gspos("HHW3", 1, "ALIC", dx, r2, 0., 0, "ONLY");
  gMC->Gspos("HHW3", 2, "ALIC",-dx, r2, 0., idrotm[1901], "ONLY");
  

  tspar[0] = 1070.;
  tspar[1] = 1170.;
  tspar[2] = 1900.;
  tspar[3] = 0.;
  tspar[4] = 180.;
  gMC->Gsvolu("HHC1", "TUBS", idtmed[1956], tspar, 5);
  gMC->Gspos("HHC1", 1, "ALIC", 0., 500., 0., 0, "ONLY");
  trdpar[0] = 1170 - trapar[4] * 2.;
  trdpar[1] = trdpar[0] + TMath::Tan(phim * kDegrad) * 76.;
  trdpar[2] = 800.;
  trdpar[3] = 38.;
  gMC->Gsvolu("HHF2", "TRD1", idtmed[1956], trdpar, 4);
  gMC->Gspos("HHF2", 1, "ALIC", 0., -858., 0., idrotm[1900], "ONLY");
  
  //     pillars for working platform 
  
  pbox[0] = 40.;
  pbox[1] = 120.;
  pbox[2] = 550.;
  gMC->Gsvolu("HPIL", "BOX ", idtmed[1956], pbox, 3);
  gMC->Gspos("HPIL", 1, "ALIC", 165.,-706+pbox[1] , 1350., 0, "ONLY");
  gMC->Gspos("HPIL", 2, "ALIC",-165.,-706+pbox[1] , 1350., 0, "ONLY");
  
  //     concrete beam shield 
  
  pbox[0] = 402.5;
  pbox[1] = 260.;
  pbox[2] = 120.;
  gMC->Gsvolu("HMBS", "BOX ", idtmed[1956], pbox, 3);
  pbox[0] = 85.;
  pbox[1] = 100.;
  gMC->Gsvolu("HBBS", "BOX ", idtmed[1956], pbox, 3);
  gMC->Gspos("HBBS", 1, "HMBS", -157.5, 0., 0., 0, "ONLY");
  pbox[0] = 40.;
  pbox[1] = 130.;
  gMC->Gsvolu("HPBS", "BOX ", idtmed[1956], pbox, 3);
  gMC->Gspos("HPBS", 1, "HMBS", 202.5,  30.,    0., 0, "ONLY");
  gMC->Gspos("HMBS", 1, "ALIC", 157.5, -50., -820., 0, "ONLY");
  
}

//_____________________________________________________________________________
void AliHALL::CreateMaterials()
{
  //
  // Create materials for the experimental hall
  //
  

  Int_t   isxfld = gAlice->Field()->Integ();
  Float_t sxmgmx = gAlice->Field()->Max();
  
  Float_t aconc[10] = { 1.,12.01,15.994,22.99,24.305,26.98,28.086,39.1,40.08,55.85 };
  Float_t zconc[10] = { 1.,6.,8.,11.,12.,13.,14.,19.,20.,26. };
  Float_t wconc[10] = { .01,.001,.529107,.016,.002,.033872,.337021,.013,.044,.014 };
  
  Float_t epsil, stmin, deemax, tmaxfd, stemax;

  //     FOR CONCRETE 
  
  AliMaterial(10, "IRON$     ", 55.85, 26., 7.87, 1.76, 17.1);
  AliMaterial(30, "IRON$     ", 55.85, 26., 7.87, 1.76, 17.1);
  AliMaterial(50, "IRON$     ", 55.85, 26., 7.87, 1.76, 17.1);
  AliMaterial(15, "AIR$      ", 14.61, 7.3, .001205, 30423.24, 67500);
  AliMaterial(35, "AIR$      ", 14.61, 7.3, .001205, 30423.24, 67500);
  AliMaterial(55, "AIR$      ", 14.61, 7.3, .001205, 30423.24, 67500);
  AliMixture(17, "CONCRETE$", aconc, zconc, 2.35, 10, wconc);
  AliMixture(37, "CONCRETE$", aconc, zconc, 2.35, 10, wconc);
  AliMixture(57, "CONCRETE$", aconc, zconc, 2.35, 10, wconc);
  
  // **************** 
  //     Defines tracking media parameters. 
  //     Les valeurs sont commentees pour laisser le defaut 
  //     a GEANT (version 3-21, page CONS200), f.m. 
  epsil  = .001;  // Tracking precision, 
  stemax = -1.;   // Maximum displacement for multiple scat 
  tmaxfd = -20.;  // Maximum angle due to field deflection 
  deemax = -.3;   // Maximum fractional energy loss, DLS 
  stmin  = -.8;
  // *************** 
  
  //     IRON 
  
  AliMedium(10, "FE_C0             ", 10, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
  AliMedium(30, "FE_C1             ", 30, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
  AliMedium(50, "FE_C2             ", 50, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
  
  //    Air 
  
  AliMedium(15, "AIR_C0           ", 15, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
  AliMedium(35, "AIR_C1           ", 35, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
  AliMedium(55, "AIR_C2           ", 55, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
  
  //    Concrete 
  
  AliMedium(17, "CC_C0            ", 17, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
  AliMedium(37, "CC_C1            ", 37, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
  AliMedium(57, "CC_C2            ", 57, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
}

//_____________________________________________________________________________
void AliHALL::Init()
{
  //
  // Initialise the HALL after it has been built
  //
  Int_t i;
  //
  printf("\n");
  for(i=0;i<35;i++) printf("*");
  printf(" HALL_INIT ");
  for(i=0;i<35;i++) printf("*");
  printf("\n");
  //
  // Here the HALL initialisation code (if any!)
  for(i=0;i<80;i++) printf("*");
  printf("\n");
}

//_____________________________________________________________________________
void AliHALL::DrawModule()
{
  //
  // Draw a shaded view of Experimental Hall
  //

  // Set everything unseen
  gMC->Gsatt("*", "seen", -1);
  // 
  // Set ALIC mother transparent
  gMC->Gsatt("ALIC","SEEN",0);
  //
  // Set the volumes visible
  gMC->Gsatt("HUFL","seen",1);
  gMC->Gsatt("HUWA","seen",1);
  gMC->Gsatt("HUP2","seen",1);
  gMC->Gsatt("HEW1","seen",1);
  gMC->Gsatt("HHF1","seen",1);
  gMC->Gsatt("HHW1","seen",1);
  gMC->Gsatt("HBW1","seen",1);
  gMC->Gsatt("HHW2","seen",1);
  gMC->Gsatt("HHW3","seen",1);
  gMC->Gsatt("HHC1","seen",1);
  gMC->Gsatt("HHF2","seen",1);
  gMC->Gsatt("HPIL","seen",1);
  gMC->Gsatt("HMBS","seen",1);
  gMC->Gsatt("HBBS","seen",1);
  gMC->Gsatt("HPBS","seen",1);
  gMC->Gsatt("HXFI","seen",1);
  gMC->Gsatt("HXII","seen",1);
  //
  gMC->Gdopt("hide", "on");
  gMC->Gdopt("shad", "on");
  gMC->Gsatt("*", "fill", 7);
  gMC->SetClipBox(".");
  if (gAlice->GetModule("ZDC") == 0) {
    //
    // ZDC is not present
    //
    gMC->SetClipBox("*", 0, 3000, -3000, 3000, -6000, 6000);
    gMC->DefaultRange();
    gMC->Gdraw("alic", 40, 30, 0, 12, 7.5, .005, .005);
  } else {
    //
    // ZDC is present
    //
    gMC->SetClipBox("*", 0, 2000, -2000, 2000, -2000, 16000);
    gMC->DefaultRange();
    gMC->Gdraw("alic", 40, 30, 0, 17.5, 10, .0019, .0019);
  }
  gMC->Gdhead(1111, "Experimental Hall");
  gMC->Gdman(18, 2, "MAN");
}
Commit	Line	Data
4c039060	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	$Log$
94de3818	18	Revision 1.9 2000/06/13 14:55:26 morsch
	19	Unused variables removed
	20
60404de7	21	Revision 1.8 2000/06/11 12:35:41 morsch
	22	Coding rule violations corrected
	23
b43eb0dc	24	Revision 1.7 2000/01/12 15:33:28 morsch
	25	Muon filter removed
	26
a2f0cfb7	27	Revision 1.6 1999/09/29 09:24:30 fca
	28	Introduction of the Copyright and cvs Log
	29
4c039060	30	*/
4c039060	31
fe4da5cc	32	///////////////////////////////////////////////////////////////////////////////
	33	// //
	34	// Experimental Hall //
	35	// This class contains the description of the experimental hall //
	36	// //
	37	//Begin_Html
	38	/*
1439f98e	39	<img src="picts/AliHALLClass.gif">
fe4da5cc	40	</pre>
	41	<br clear=left>
	42	<font size=+2 color=red>
	43	<p>The responsible person for this module is
	44	<a href="mailto:andreas.morsch@cern.ch">Andreas Morsch</a>.
	45	</font>
	46	<pre>
	47	*/
	48	//End_Html
	49	// //
	50	// //
	51	///////////////////////////////////////////////////////////////////////////////
	52
	53	#include "AliHALL.h"
	54	#include "AliRun.h"
94de3818	55	#include "AliMC.h"
94de3818	56	#include "AliMagF.h"
fe4da5cc	57	#include "AliConst.h"
	58
	59	ClassImp(AliHALL)
	60
	61	//_____________________________________________________________________________
b8032157	62	AliHALL::AliHALL()
fe4da5cc	63	{
	64	//
	65	// Default constructor for the experimental Hall
	66	//
	67	}
	68
	69	//_____________________________________________________________________________
	70	AliHALL::AliHALL(const char name, const char title)
b8032157	71	: AliModule(name,title)
fe4da5cc	72	{
	73	//
	74	// Standard constructor for the experimental Hall
	75	//
	76	SetMarkerColor(7);
	77	SetMarkerStyle(2);
	78	SetMarkerSize(0.4);
	79	}
	80
fe4da5cc	81	//_____________________________________________________________________________
	82	void AliHALL::CreateGeometry()
	83	{
	84	//
	85	// Create the geometry of the exprimental hall
	86	//
	87	//Begin_Html
	88	/*
1439f98e	89	<img src="picts/AliHALLTree.gif">
fe4da5cc	90	*/
	91	//End_Html
	92	//
	93	// If ZDC is not present the experimental hall includes a short
	94	// section of the accelerator tunnel
	95	//
	96	//Begin_Html
	97	/*
1439f98e	98	<img src="picts/AliHALLSmall.gif">
fe4da5cc	99	*/
	100	//End_Html
	101	//
	102	// If ZDC is present the experimental hall includes the accelerator
	103	// tunnel beyond the ZDC
	104	//
	105	//Begin_Html
	106	/*
1439f98e	107	<img src="picts/AliHALLLarge.gif">
fe4da5cc	108	*/
	109	//End_Html
	110
	111
fe4da5cc	112	Float_t r2;
b43eb0dc	113	Float_t phid, phim, tpar[3], pbox[3], h, r, tspar[5];
fe4da5cc	114	Float_t w1, dh, am, bm, dl,cm, hm, dr, dx, xl;
	115	Int_t idrotm[1999];
	116	Float_t trdpar[4], trapar[11], hullen;
60404de7	117	Float_t phi;
fe4da5cc	118
ad51aeb0	119	Int_t *idtmed = fIdtmed->GetArray()-1899;
fe4da5cc	120
fe4da5cc	121	// RB24/26 TUNNEL FLOOR
	122
	123	r = 220.;
	124	h = 140.;
	125	phi = TMath::ACos(h / r);
	126	xl = r * TMath::Sin(phi);
	127	dr = 100.;
	128	dh = dr * TMath::Cos(phi);
	129	dl = dr * TMath::Sin(phi);
b8032157	130	if (gAlice->GetModule("ZDC") == 0) {
fe4da5cc	131
	132	// No ZDC
	133	hullen = 250.;
	134	} else {
	135
	136	// ZDC is present
	137	hullen = 6400.;
	138	}
	139	trdpar[0] = xl + dl;
	140	trdpar[1] = xl;
	141	trdpar[2] = hullen;
	142	trdpar[3] = dh / 2.;
	143	AliMatrix(idrotm[1900], 90., 0., 0., 0., 90., 90.);
	144	AliMatrix(idrotm[1901], 270., 0., 90., 90., 0., 0.);
cfce8870	145	gMC->Gsvolu("HUFL", "TRD1", idtmed[1956], trdpar, 4);
fe4da5cc	146	r2 = hullen + 2020.;
cfce8870	147	gMC->Gspos("HUFL", 1, "ALIC", 70.,-100-trdpar[3] , r2, idrotm[1900], "ONLY");
fe4da5cc	148
	149	// RB24/26 wall
	150
	151	phid = phi * 57.296;
	152	tspar[0] = r;
	153	tspar[1] = r + dr;
	154	tspar[2] = hullen;
	155	tspar[3] = phid - 90.;
	156	tspar[4] = 270. - phid;
cfce8870	157	gMC->Gsvolu("HUWA", "TUBS", idtmed[1956], tspar, 5);
cfce8870	158	gMC->Gspos("HUWA", 1, "ALIC", 70., 40.,2020+hullen , 0, "ONLY");
fe4da5cc	159
	160	// tunnelplug
	161
	162	tpar[0] = 0.;
	163	tpar[1] = 50.;
	164	tpar[2] = 60.;
cfce8870	165	gMC->Gsvolu("HUP2", "TUBE", idtmed[1954], tpar, 3);
fe4da5cc	166
	167	// END WALL
	168
	169	pbox[0] = 1200.;
	170	pbox[1] = 1300.;
	171	pbox[2] = 60.;
cfce8870	172	gMC->Gsvolu("HEW1", "BOX ", idtmed[1956], pbox, 3);
	173	gMC->Gspos("HUP2", 1, "HEW1", 0.,-404., 0., 0, "ONLY");
	174	gMC->Gspos("HEW1", 1, "ALIC", 0., 404., 1960, 0, "ONLY");
fe4da5cc	175
	176	// hall floor
	177
	178	phid = 16.197;
	179	trdpar[0] = 700.;
	180	trdpar[1] = TMath::Tan(phid * kDegrad) * 190. + 700.;
	181	trdpar[2] = 550.;
	182	trdpar[3] = 95.;
cfce8870	183	gMC->Gsvolu("HHF1", "TRD1", idtmed[1956], trdpar, 4);
	184	gMC->Gspos("HHF1", 1, "ALIC", 0., -801., 1350., idrotm[1900], "ONLY");
	185	gMC->Gspos("HHF1", 2, "ALIC", 0., -801.,-1350., idrotm[1900], "ONLY");
fe4da5cc	186
	187	// hall side walls
	188
	189	trapar[0] = 550.;
	190	trapar[1] = 0.;
	191	trapar[2] = 0.;
	192	trapar[3] = 1273.78/2;
	193	trapar[4] = 235.;
	194	trapar[5] = 50.;
	195	trapar[6] = TMath::ATan((trapar[4] - trapar[5]) / 2. / trapar[3]) * kRaddeg;
	196	trapar[7] = trapar[3];
	197	trapar[8] = trapar[4];
	198	trapar[9] = trapar[5];
	199	trapar[10] = trapar[6];
	200	dx = trapar[4] * 1.5 + 700. - trapar[5] * .5;
cfce8870	201	gMC->Gsvolu("HHW1", "TRAP", idtmed[1956], trapar, 11);
	202	gMC->Gspos("HHW1", 1, "ALIC", dx, -896+trapar[3], 1350., 0, "ONLY");
	203	gMC->Gspos("HHW1", 2, "ALIC",-dx, -896+trapar[3], 1350., idrotm[1901], "ONLY");
	204	gMC->Gspos("HHW1", 3, "ALIC", dx, -896+trapar[3], -1350., 0, "ONLY");
	205	gMC->Gspos("HHW1", 4, "ALIC",-dx, -896+trapar[3], -1350., idrotm[1901], "ONLY");
fe4da5cc	206	pbox[0] = 50.;
	207	pbox[1] = (500. - (trapar[3] * 2. - 896.)) / 2.;
	208	pbox[2] = 1900.;
cfce8870	209	gMC->Gsvolu("HBW1", "BOX ", idtmed[1956], pbox, 3);
	210	gMC->Gspos("HBW1", 1, "ALIC", 1120., 500-pbox[1], 0., 0, "ONLY");
	211	gMC->Gspos("HBW1", 2, "ALIC", -1120., 500-pbox[1], 0., 0, "ONLY");
fe4da5cc	212
	213	// slanted wall close to L3 magnet
	214
	215	phim = 45.;
	216	hm = 790.;
	217	//rm = hm / TMath::Cos(phim / 2. * kDegrad);
	218	am = hm * TMath::Tan(phim / 2. * kDegrad);
	219	bm = (hm + 76.) / hm * am;
	220	cm = bm * 2. / TMath::Sqrt(2.);
	221	trapar[0] = 800.;
	222	trapar[1] = 0.;
	223	trapar[2] = 0.;
	224	trapar[3] = (1273.78 - cm) / 2.;
	225	trapar[4] = 235. - cm * TMath::Tan(phid * kDegrad) / 2.;
	226	trapar[5] = 50.;
	227	trapar[6] = TMath::ATan((trapar[4] - trapar[5]) / 2. / trapar[3]) * kRaddeg;
	228	trapar[7] = trapar[3];
	229	trapar[8] = trapar[4];
	230	trapar[9] = trapar[5];
	231	trapar[10] = trapar[6];
	232	w1 = trapar[4];
	233	dx = cmTMath::Tan(phid kDegrad) + 700. + trapar[4] * 1.5 - trapar[5] * .5;
cfce8870	234	gMC->Gsvolu("HHW2", "TRAP", idtmed[1956], trapar, 11);
fe4da5cc	235	r2 = cm - 896. + trapar[3];
cfce8870	236	gMC->Gspos("HHW2", 1, "ALIC", dx, r2, 0., 0, "ONLY");
cfce8870	237	gMC->Gspos("HHW2", 2, "ALIC",-dx, r2, 0., idrotm[1901], "ONLY");
fe4da5cc	238	trapar[3] = cm / 2.;
	239	trapar[4] = w1 + cm / 2.;
	240	trapar[5] = w1;
	241	trapar[6] = TMath::ATan(.5) * kRaddeg;
	242	trapar[7] = trapar[3];
	243	trapar[8] = trapar[4];
	244	trapar[9] = trapar[5];
	245	trapar[10] = trapar[6];
	246	dx = 1170. - trapar[4] * .5 - trapar[5] * .5;
cfce8870	247	gMC->Gsvolu("HHW3", "TRAP", idtmed[1956], trapar, 11);
fe4da5cc	248	r2 = trapar[3] - 896.;
cfce8870	249	gMC->Gspos("HHW3", 1, "ALIC", dx, r2, 0., 0, "ONLY");
cfce8870	250	gMC->Gspos("HHW3", 2, "ALIC",-dx, r2, 0., idrotm[1901], "ONLY");
fe4da5cc	251
	252
	253	tspar[0] = 1070.;
	254	tspar[1] = 1170.;
	255	tspar[2] = 1900.;
	256	tspar[3] = 0.;
	257	tspar[4] = 180.;
cfce8870	258	gMC->Gsvolu("HHC1", "TUBS", idtmed[1956], tspar, 5);
cfce8870	259	gMC->Gspos("HHC1", 1, "ALIC", 0., 500., 0., 0, "ONLY");
fe4da5cc	260	trdpar[0] = 1170 - trapar[4] * 2.;
	261	trdpar[1] = trdpar[0] + TMath::Tan(phim * kDegrad) * 76.;
	262	trdpar[2] = 800.;
	263	trdpar[3] = 38.;
cfce8870	264	gMC->Gsvolu("HHF2", "TRD1", idtmed[1956], trdpar, 4);
cfce8870	265	gMC->Gspos("HHF2", 1, "ALIC", 0., -858., 0., idrotm[1900], "ONLY");
fe4da5cc	266
	267	// pillars for working platform
	268
	269	pbox[0] = 40.;
	270	pbox[1] = 120.;
	271	pbox[2] = 550.;
cfce8870	272	gMC->Gsvolu("HPIL", "BOX ", idtmed[1956], pbox, 3);
	273	gMC->Gspos("HPIL", 1, "ALIC", 165.,-706+pbox[1] , 1350., 0, "ONLY");
	274	gMC->Gspos("HPIL", 2, "ALIC",-165.,-706+pbox[1] , 1350., 0, "ONLY");
fe4da5cc	275
	276	// concrete beam shield
	277
	278	pbox[0] = 402.5;
	279	pbox[1] = 260.;
	280	pbox[2] = 120.;
cfce8870	281	gMC->Gsvolu("HMBS", "BOX ", idtmed[1956], pbox, 3);
fe4da5cc	282	pbox[0] = 85.;
fe4da5cc	283	pbox[1] = 100.;
cfce8870	284	gMC->Gsvolu("HBBS", "BOX ", idtmed[1956], pbox, 3);
cfce8870	285	gMC->Gspos("HBBS", 1, "HMBS", -157.5, 0., 0., 0, "ONLY");
fe4da5cc	286	pbox[0] = 40.;
fe4da5cc	287	pbox[1] = 130.;
cfce8870	288	gMC->Gsvolu("HPBS", "BOX ", idtmed[1956], pbox, 3);
	289	gMC->Gspos("HPBS", 1, "HMBS", 202.5, 30., 0., 0, "ONLY");
	290	gMC->Gspos("HMBS", 1, "ALIC", 157.5, -50., -820., 0, "ONLY");
fe4da5cc	291
fe4da5cc	292	}
	293
	294	//_____________________________________________________________________________
	295	void AliHALL::CreateMaterials()
	296	{
	297	//
	298	// Create materials for the experimental hall
	299	//
	300
	301
b43eb0dc	302	Int_t isxfld = gAlice->Field()->Integ();
b43eb0dc	303	Float_t sxmgmx = gAlice->Field()->Max();
fe4da5cc	304
	305	Float_t aconc[10] = { 1.,12.01,15.994,22.99,24.305,26.98,28.086,39.1,40.08,55.85 };
	306	Float_t zconc[10] = { 1.,6.,8.,11.,12.,13.,14.,19.,20.,26. };
	307	Float_t wconc[10] = { .01,.001,.529107,.016,.002,.033872,.337021,.013,.044,.014 };
	308
	309	Float_t epsil, stmin, deemax, tmaxfd, stemax;
	310
	311	// FOR CONCRETE
	312
	313	AliMaterial(10, "IRON$ ", 55.85, 26., 7.87, 1.76, 17.1);
	314	AliMaterial(30, "IRON$ ", 55.85, 26., 7.87, 1.76, 17.1);
	315	AliMaterial(50, "IRON$ ", 55.85, 26., 7.87, 1.76, 17.1);
	316	AliMaterial(15, "AIR$ ", 14.61, 7.3, .001205, 30423.24, 67500);
	317	AliMaterial(35, "AIR$ ", 14.61, 7.3, .001205, 30423.24, 67500);
	318	AliMaterial(55, "AIR$ ", 14.61, 7.3, .001205, 30423.24, 67500);
	319	AliMixture(17, "CONCRETE$", aconc, zconc, 2.35, 10, wconc);
	320	AliMixture(37, "CONCRETE$", aconc, zconc, 2.35, 10, wconc);
	321	AliMixture(57, "CONCRETE$", aconc, zconc, 2.35, 10, wconc);
	322
	323	// ****************
	324	// Defines tracking media parameters.
	325	// Les valeurs sont commentees pour laisser le defaut
	326	// a GEANT (version 3-21, page CONS200), f.m.
	327	epsil = .001; // Tracking precision,
	328	stemax = -1.; // Maximum displacement for multiple scat
	329	tmaxfd = -20.; // Maximum angle due to field deflection
	330	deemax = -.3; // Maximum fractional energy loss, DLS
	331	stmin = -.8;
	332	// ***************
	333
	334	// IRON
	335
b43eb0dc	336	AliMedium(10, "FE_C0 ", 10, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
	337	AliMedium(30, "FE_C1 ", 30, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
	338	AliMedium(50, "FE_C2 ", 50, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
fe4da5cc	339
	340	// Air
	341
b43eb0dc	342	AliMedium(15, "AIR_C0 ", 15, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
	343	AliMedium(35, "AIR_C1 ", 35, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
	344	AliMedium(55, "AIR_C2 ", 55, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
fe4da5cc	345
	346	// Concrete
	347
b43eb0dc	348	AliMedium(17, "CC_C0 ", 17, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
	349	AliMedium(37, "CC_C1 ", 37, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
	350	AliMedium(57, "CC_C2 ", 57, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
fe4da5cc	351	}
	352
	353	//_____________________________________________________________________________
	354	void AliHALL::Init()
	355	{
	356	//
	357	// Initialise the HALL after it has been built
	358	//
	359	Int_t i;
	360	//
	361	printf("\n");
	362	for(i=0;i<35;i++) printf("*");
	363	printf(" HALL_INIT ");
	364	for(i=0;i<35;i++) printf("*");
	365	printf("\n");
	366	//
	367	// Here the HALL initialisation code (if any!)
	368	for(i=0;i<80;i++) printf("*");
	369	printf("\n");
	370	}
	371
	372	//_____________________________________________________________________________
b8032157	373	void AliHALL::DrawModule()
fe4da5cc	374	{
	375	//
	376	// Draw a shaded view of Experimental Hall
	377	//
	378
fe4da5cc	379	// Set everything unseen
cfce8870	380	gMC->Gsatt("*", "seen", -1);
fe4da5cc	381	//
fe4da5cc	382	// Set ALIC mother transparent
cfce8870	383	gMC->Gsatt("ALIC","SEEN",0);
fe4da5cc	384	//
fe4da5cc	385	// Set the volumes visible
cfce8870	386	gMC->Gsatt("HUFL","seen",1);
	387	gMC->Gsatt("HUWA","seen",1);
	388	gMC->Gsatt("HUP2","seen",1);
	389	gMC->Gsatt("HEW1","seen",1);
	390	gMC->Gsatt("HHF1","seen",1);
	391	gMC->Gsatt("HHW1","seen",1);
	392	gMC->Gsatt("HBW1","seen",1);
	393	gMC->Gsatt("HHW2","seen",1);
	394	gMC->Gsatt("HHW3","seen",1);
	395	gMC->Gsatt("HHC1","seen",1);
	396	gMC->Gsatt("HHF2","seen",1);
	397	gMC->Gsatt("HPIL","seen",1);
	398	gMC->Gsatt("HMBS","seen",1);
	399	gMC->Gsatt("HBBS","seen",1);
	400	gMC->Gsatt("HPBS","seen",1);
	401	gMC->Gsatt("HXFI","seen",1);
	402	gMC->Gsatt("HXII","seen",1);
fe4da5cc	403	//
cfce8870	404	gMC->Gdopt("hide", "on");
	405	gMC->Gdopt("shad", "on");
	406	gMC->Gsatt("*", "fill", 7);
	407	gMC->SetClipBox(".");
b8032157	408	if (gAlice->GetModule("ZDC") == 0) {
fe4da5cc	409	//
	410	// ZDC is not present
	411	//
cfce8870	412	gMC->SetClipBox("*", 0, 3000, -3000, 3000, -6000, 6000);
	413	gMC->DefaultRange();
	414	gMC->Gdraw("alic", 40, 30, 0, 12, 7.5, .005, .005);
fe4da5cc	415	} else {
	416	//
	417	// ZDC is present
	418	//
cfce8870	419	gMC->SetClipBox("*", 0, 2000, -2000, 2000, -2000, 16000);
	420	gMC->DefaultRange();
	421	gMC->Gdraw("alic", 40, 30, 0, 17.5, 10, .0019, .0019);
fe4da5cc	422	}
cfce8870	423	gMC->Gdhead(1111, "Experimental Hall");
cfce8870	424	gMC->Gdman(18, 2, "MAN");
fe4da5cc	425	}
fe4da5cc	426