[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 1.6  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 "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], zfil_out, 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 dz, phi, par[3], zfil_in;
  
  Int_t *idtmed = fIdtmed->GetArray()-1899;
  
  zfil_in  = 1471.;
  zfil_out = 1591.;
  //     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	$Log$
a2f0cfb7	18	Revision 1.6 1999/09/29 09:24:30 fca
	19	Introduction of the Copyright and cvs Log
	20
4c039060	21	*/
4c039060	22
fe4da5cc	23	///////////////////////////////////////////////////////////////////////////////
	24	// //
	25	// Experimental Hall //
	26	// This class contains the description of the experimental hall //
	27	// //
	28	//Begin_Html
	29	/*
1439f98e	30	<img src="picts/AliHALLClass.gif">
fe4da5cc	31	</pre>
	32	<br clear=left>
	33	<font size=+2 color=red>
	34	<p>The responsible person for this module is
	35	<a href="mailto:andreas.morsch@cern.ch">Andreas Morsch</a>.
	36	</font>
	37	<pre>
	38	*/
	39	//End_Html
	40	// //
	41	// //
	42	///////////////////////////////////////////////////////////////////////////////
	43
	44	#include "AliHALL.h"
	45	#include "AliRun.h"
fe4da5cc	46	#include "AliConst.h"
	47
	48	ClassImp(AliHALL)
	49
	50	//_____________________________________________________________________________
b8032157	51	AliHALL::AliHALL()
fe4da5cc	52	{
	53	//
	54	// Default constructor for the experimental Hall
	55	//
	56	}
	57
	58	//_____________________________________________________________________________
	59	AliHALL::AliHALL(const char name, const char title)
b8032157	60	: AliModule(name,title)
fe4da5cc	61	{
	62	//
	63	// Standard constructor for the experimental Hall
	64	//
	65	SetMarkerColor(7);
	66	SetMarkerStyle(2);
	67	SetMarkerSize(0.4);
	68	}
	69
fe4da5cc	70	//_____________________________________________________________________________
	71	void AliHALL::CreateGeometry()
	72	{
	73	//
	74	// Create the geometry of the exprimental hall
	75	//
	76	//Begin_Html
	77	/*
1439f98e	78	<img src="picts/AliHALLTree.gif">
fe4da5cc	79	*/
	80	//End_Html
	81	//
	82	// If ZDC is not present the experimental hall includes a short
	83	// section of the accelerator tunnel
	84	//
	85	//Begin_Html
	86	/*
1439f98e	87	<img src="picts/AliHALLSmall.gif">
fe4da5cc	88	*/
	89	//End_Html
	90	//
	91	// If ZDC is present the experimental hall includes the accelerator
	92	// tunnel beyond the ZDC
	93	//
	94	//Begin_Html
	95	/*
1439f98e	96	<img src="picts/AliHALLLarge.gif">
fe4da5cc	97	*/
	98	//End_Html
	99
	100
fe4da5cc	101	Float_t r2;
	102	Float_t phid, phim, tpar[3], pbox[3], zfil_out, h, r, tspar[5];
	103	Float_t w1, dh, am, bm, dl,cm, hm, dr, dx, xl;
	104	Int_t idrotm[1999];
	105	Float_t trdpar[4], trapar[11], hullen;
	106	Float_t dz, phi, par[3], zfil_in;
	107
ad51aeb0	108	Int_t *idtmed = fIdtmed->GetArray()-1899;
fe4da5cc	109
fe4da5cc	110	zfil_in = 1471.;
fe4da5cc	111	zfil_out = 1591.;
fe4da5cc	112	// RB24/26 TUNNEL FLOOR
	113
	114	r = 220.;
	115	h = 140.;
	116	phi = TMath::ACos(h / r);
	117	xl = r * TMath::Sin(phi);
	118	dr = 100.;
	119	dh = dr * TMath::Cos(phi);
	120	dl = dr * TMath::Sin(phi);
b8032157	121	if (gAlice->GetModule("ZDC") == 0) {
fe4da5cc	122
	123	// No ZDC
	124	hullen = 250.;
	125	} else {
	126
	127	// ZDC is present
	128	hullen = 6400.;
	129	}
	130	trdpar[0] = xl + dl;
	131	trdpar[1] = xl;
	132	trdpar[2] = hullen;
	133	trdpar[3] = dh / 2.;
	134	AliMatrix(idrotm[1900], 90., 0., 0., 0., 90., 90.);
	135	AliMatrix(idrotm[1901], 270., 0., 90., 90., 0., 0.);
cfce8870	136	gMC->Gsvolu("HUFL", "TRD1", idtmed[1956], trdpar, 4);
fe4da5cc	137	r2 = hullen + 2020.;
cfce8870	138	gMC->Gspos("HUFL", 1, "ALIC", 70.,-100-trdpar[3] , r2, idrotm[1900], "ONLY");
fe4da5cc	139
	140	// RB24/26 wall
	141
	142	phid = phi * 57.296;
	143	tspar[0] = r;
	144	tspar[1] = r + dr;
	145	tspar[2] = hullen;
	146	tspar[3] = phid - 90.;
	147	tspar[4] = 270. - phid;
cfce8870	148	gMC->Gsvolu("HUWA", "TUBS", idtmed[1956], tspar, 5);
cfce8870	149	gMC->Gspos("HUWA", 1, "ALIC", 70., 40.,2020+hullen , 0, "ONLY");
fe4da5cc	150
	151	// tunnelplug
	152
	153	tpar[0] = 0.;
	154	tpar[1] = 50.;
	155	tpar[2] = 60.;
cfce8870	156	gMC->Gsvolu("HUP2", "TUBE", idtmed[1954], tpar, 3);
fe4da5cc	157
	158	// END WALL
	159
	160	pbox[0] = 1200.;
	161	pbox[1] = 1300.;
	162	pbox[2] = 60.;
cfce8870	163	gMC->Gsvolu("HEW1", "BOX ", idtmed[1956], pbox, 3);
	164	gMC->Gspos("HUP2", 1, "HEW1", 0.,-404., 0., 0, "ONLY");
	165	gMC->Gspos("HEW1", 1, "ALIC", 0., 404., 1960, 0, "ONLY");
fe4da5cc	166
	167	// hall floor
	168
	169	phid = 16.197;
	170	trdpar[0] = 700.;
	171	trdpar[1] = TMath::Tan(phid * kDegrad) * 190. + 700.;
	172	trdpar[2] = 550.;
	173	trdpar[3] = 95.;
cfce8870	174	gMC->Gsvolu("HHF1", "TRD1", idtmed[1956], trdpar, 4);
	175	gMC->Gspos("HHF1", 1, "ALIC", 0., -801., 1350., idrotm[1900], "ONLY");
	176	gMC->Gspos("HHF1", 2, "ALIC", 0., -801.,-1350., idrotm[1900], "ONLY");
fe4da5cc	177
	178	// hall side walls
	179
	180	trapar[0] = 550.;
	181	trapar[1] = 0.;
	182	trapar[2] = 0.;
	183	trapar[3] = 1273.78/2;
	184	trapar[4] = 235.;
	185	trapar[5] = 50.;
	186	trapar[6] = TMath::ATan((trapar[4] - trapar[5]) / 2. / trapar[3]) * kRaddeg;
	187	trapar[7] = trapar[3];
	188	trapar[8] = trapar[4];
	189	trapar[9] = trapar[5];
	190	trapar[10] = trapar[6];
	191	dx = trapar[4] * 1.5 + 700. - trapar[5] * .5;
cfce8870	192	gMC->Gsvolu("HHW1", "TRAP", idtmed[1956], trapar, 11);
	193	gMC->Gspos("HHW1", 1, "ALIC", dx, -896+trapar[3], 1350., 0, "ONLY");
	194	gMC->Gspos("HHW1", 2, "ALIC",-dx, -896+trapar[3], 1350., idrotm[1901], "ONLY");
	195	gMC->Gspos("HHW1", 3, "ALIC", dx, -896+trapar[3], -1350., 0, "ONLY");
	196	gMC->Gspos("HHW1", 4, "ALIC",-dx, -896+trapar[3], -1350., idrotm[1901], "ONLY");
fe4da5cc	197	pbox[0] = 50.;
	198	pbox[1] = (500. - (trapar[3] * 2. - 896.)) / 2.;
	199	pbox[2] = 1900.;
cfce8870	200	gMC->Gsvolu("HBW1", "BOX ", idtmed[1956], pbox, 3);
	201	gMC->Gspos("HBW1", 1, "ALIC", 1120., 500-pbox[1], 0., 0, "ONLY");
	202	gMC->Gspos("HBW1", 2, "ALIC", -1120., 500-pbox[1], 0., 0, "ONLY");
fe4da5cc	203
	204	// slanted wall close to L3 magnet
	205
	206	phim = 45.;
	207	hm = 790.;
	208	//rm = hm / TMath::Cos(phim / 2. * kDegrad);
	209	am = hm * TMath::Tan(phim / 2. * kDegrad);
	210	bm = (hm + 76.) / hm * am;
	211	cm = bm * 2. / TMath::Sqrt(2.);
	212	trapar[0] = 800.;
	213	trapar[1] = 0.;
	214	trapar[2] = 0.;
	215	trapar[3] = (1273.78 - cm) / 2.;
	216	trapar[4] = 235. - cm * TMath::Tan(phid * kDegrad) / 2.;
	217	trapar[5] = 50.;
	218	trapar[6] = TMath::ATan((trapar[4] - trapar[5]) / 2. / trapar[3]) * kRaddeg;
	219	trapar[7] = trapar[3];
	220	trapar[8] = trapar[4];
	221	trapar[9] = trapar[5];
	222	trapar[10] = trapar[6];
	223	w1 = trapar[4];
	224	dx = cmTMath::Tan(phid kDegrad) + 700. + trapar[4] * 1.5 - trapar[5] * .5;
cfce8870	225	gMC->Gsvolu("HHW2", "TRAP", idtmed[1956], trapar, 11);
fe4da5cc	226	r2 = cm - 896. + trapar[3];
cfce8870	227	gMC->Gspos("HHW2", 1, "ALIC", dx, r2, 0., 0, "ONLY");
cfce8870	228	gMC->Gspos("HHW2", 2, "ALIC",-dx, r2, 0., idrotm[1901], "ONLY");
fe4da5cc	229	trapar[3] = cm / 2.;
	230	trapar[4] = w1 + cm / 2.;
	231	trapar[5] = w1;
	232	trapar[6] = TMath::ATan(.5) * kRaddeg;
	233	trapar[7] = trapar[3];
	234	trapar[8] = trapar[4];
	235	trapar[9] = trapar[5];
	236	trapar[10] = trapar[6];
	237	dx = 1170. - trapar[4] * .5 - trapar[5] * .5;
cfce8870	238	gMC->Gsvolu("HHW3", "TRAP", idtmed[1956], trapar, 11);
fe4da5cc	239	r2 = trapar[3] - 896.;
cfce8870	240	gMC->Gspos("HHW3", 1, "ALIC", dx, r2, 0., 0, "ONLY");
cfce8870	241	gMC->Gspos("HHW3", 2, "ALIC",-dx, r2, 0., idrotm[1901], "ONLY");
fe4da5cc	242
	243
	244	tspar[0] = 1070.;
	245	tspar[1] = 1170.;
	246	tspar[2] = 1900.;
	247	tspar[3] = 0.;
	248	tspar[4] = 180.;
cfce8870	249	gMC->Gsvolu("HHC1", "TUBS", idtmed[1956], tspar, 5);
cfce8870	250	gMC->Gspos("HHC1", 1, "ALIC", 0., 500., 0., 0, "ONLY");
fe4da5cc	251	trdpar[0] = 1170 - trapar[4] * 2.;
	252	trdpar[1] = trdpar[0] + TMath::Tan(phim * kDegrad) * 76.;
	253	trdpar[2] = 800.;
	254	trdpar[3] = 38.;
cfce8870	255	gMC->Gsvolu("HHF2", "TRD1", idtmed[1956], trdpar, 4);
cfce8870	256	gMC->Gspos("HHF2", 1, "ALIC", 0., -858., 0., idrotm[1900], "ONLY");
fe4da5cc	257
	258	// pillars for working platform
	259
	260	pbox[0] = 40.;
	261	pbox[1] = 120.;
	262	pbox[2] = 550.;
cfce8870	263	gMC->Gsvolu("HPIL", "BOX ", idtmed[1956], pbox, 3);
	264	gMC->Gspos("HPIL", 1, "ALIC", 165.,-706+pbox[1] , 1350., 0, "ONLY");
	265	gMC->Gspos("HPIL", 2, "ALIC",-165.,-706+pbox[1] , 1350., 0, "ONLY");
fe4da5cc	266
	267	// concrete beam shield
	268
	269	pbox[0] = 402.5;
	270	pbox[1] = 260.;
	271	pbox[2] = 120.;
cfce8870	272	gMC->Gsvolu("HMBS", "BOX ", idtmed[1956], pbox, 3);
fe4da5cc	273	pbox[0] = 85.;
fe4da5cc	274	pbox[1] = 100.;
cfce8870	275	gMC->Gsvolu("HBBS", "BOX ", idtmed[1956], pbox, 3);
cfce8870	276	gMC->Gspos("HBBS", 1, "HMBS", -157.5, 0., 0., 0, "ONLY");
fe4da5cc	277	pbox[0] = 40.;
fe4da5cc	278	pbox[1] = 130.;
cfce8870	279	gMC->Gsvolu("HPBS", "BOX ", idtmed[1956], pbox, 3);
	280	gMC->Gspos("HPBS", 1, "HMBS", 202.5, 30., 0., 0, "ONLY");
	281	gMC->Gspos("HMBS", 1, "ALIC", 157.5, -50., -820., 0, "ONLY");
fe4da5cc	282
fe4da5cc	283	}
	284
	285	//_____________________________________________________________________________
	286	void AliHALL::CreateMaterials()
	287	{
	288	//
	289	// Create materials for the experimental hall
	290	//
	291
	292
	293	Int_t ISXFLD = gAlice->Field()->Integ();
	294	Float_t SXMGMX = gAlice->Field()->Max();
	295
	296	Float_t aconc[10] = { 1.,12.01,15.994,22.99,24.305,26.98,28.086,39.1,40.08,55.85 };
	297	Float_t zconc[10] = { 1.,6.,8.,11.,12.,13.,14.,19.,20.,26. };
	298	Float_t wconc[10] = { .01,.001,.529107,.016,.002,.033872,.337021,.013,.044,.014 };
	299
	300	Float_t epsil, stmin, deemax, tmaxfd, stemax;
	301
	302	// FOR CONCRETE
	303
	304	AliMaterial(10, "IRON$ ", 55.85, 26., 7.87, 1.76, 17.1);
	305	AliMaterial(30, "IRON$ ", 55.85, 26., 7.87, 1.76, 17.1);
	306	AliMaterial(50, "IRON$ ", 55.85, 26., 7.87, 1.76, 17.1);
	307	AliMaterial(15, "AIR$ ", 14.61, 7.3, .001205, 30423.24, 67500);
	308	AliMaterial(35, "AIR$ ", 14.61, 7.3, .001205, 30423.24, 67500);
	309	AliMaterial(55, "AIR$ ", 14.61, 7.3, .001205, 30423.24, 67500);
	310	AliMixture(17, "CONCRETE$", aconc, zconc, 2.35, 10, wconc);
	311	AliMixture(37, "CONCRETE$", aconc, zconc, 2.35, 10, wconc);
	312	AliMixture(57, "CONCRETE$", aconc, zconc, 2.35, 10, wconc);
	313
	314	// ****************
	315	// Defines tracking media parameters.
	316	// Les valeurs sont commentees pour laisser le defaut
	317	// a GEANT (version 3-21, page CONS200), f.m.
	318	epsil = .001; // Tracking precision,
	319	stemax = -1.; // Maximum displacement for multiple scat
	320	tmaxfd = -20.; // Maximum angle due to field deflection
	321	deemax = -.3; // Maximum fractional energy loss, DLS
	322	stmin = -.8;
	323	// ***************
	324
	325	// IRON
	326
ad51aeb0	327	AliMedium(10, "FE_C0 ", 10, 0, ISXFLD, SXMGMX, tmaxfd, stemax, deemax, epsil, stmin);
	328	AliMedium(30, "FE_C1 ", 30, 0, ISXFLD, SXMGMX, tmaxfd, stemax, deemax, epsil, stmin);
	329	AliMedium(50, "FE_C2 ", 50, 0, ISXFLD, SXMGMX, tmaxfd, stemax, deemax, epsil, stmin);
fe4da5cc	330
	331	// Air
	332
ad51aeb0	333	AliMedium(15, "AIR_C0 ", 15, 0, ISXFLD, SXMGMX, tmaxfd, stemax, deemax, epsil, stmin);
	334	AliMedium(35, "AIR_C1 ", 35, 0, ISXFLD, SXMGMX, tmaxfd, stemax, deemax, epsil, stmin);
	335	AliMedium(55, "AIR_C2 ", 55, 0, ISXFLD, SXMGMX, tmaxfd, stemax, deemax, epsil, stmin);
fe4da5cc	336
	337	// Concrete
	338
ad51aeb0	339	AliMedium(17, "CC_C0 ", 17, 0, ISXFLD, SXMGMX, tmaxfd, stemax, deemax, epsil, stmin);
	340	AliMedium(37, "CC_C1 ", 37, 0, ISXFLD, SXMGMX, tmaxfd, stemax, deemax, epsil, stmin);
	341	AliMedium(57, "CC_C2 ", 57, 0, ISXFLD, SXMGMX, tmaxfd, stemax, deemax, epsil, stmin);
fe4da5cc	342	}
	343
	344	//_____________________________________________________________________________
	345	void AliHALL::Init()
	346	{
	347	//
	348	// Initialise the HALL after it has been built
	349	//
	350	Int_t i;
	351	//
	352	printf("\n");
	353	for(i=0;i<35;i++) printf("*");
	354	printf(" HALL_INIT ");
	355	for(i=0;i<35;i++) printf("*");
	356	printf("\n");
	357	//
	358	// Here the HALL initialisation code (if any!)
	359	for(i=0;i<80;i++) printf("*");
	360	printf("\n");
	361	}
	362
	363	//_____________________________________________________________________________
b8032157	364	void AliHALL::DrawModule()
fe4da5cc	365	{
	366	//
	367	// Draw a shaded view of Experimental Hall
	368	//
	369
fe4da5cc	370	// Set everything unseen
cfce8870	371	gMC->Gsatt("*", "seen", -1);
fe4da5cc	372	//
fe4da5cc	373	// Set ALIC mother transparent
cfce8870	374	gMC->Gsatt("ALIC","SEEN",0);
fe4da5cc	375	//
fe4da5cc	376	// Set the volumes visible
cfce8870	377	gMC->Gsatt("HUFL","seen",1);
	378	gMC->Gsatt("HUWA","seen",1);
	379	gMC->Gsatt("HUP2","seen",1);
	380	gMC->Gsatt("HEW1","seen",1);
	381	gMC->Gsatt("HHF1","seen",1);
	382	gMC->Gsatt("HHW1","seen",1);
	383	gMC->Gsatt("HBW1","seen",1);
	384	gMC->Gsatt("HHW2","seen",1);
	385	gMC->Gsatt("HHW3","seen",1);
	386	gMC->Gsatt("HHC1","seen",1);
	387	gMC->Gsatt("HHF2","seen",1);
	388	gMC->Gsatt("HPIL","seen",1);
	389	gMC->Gsatt("HMBS","seen",1);
	390	gMC->Gsatt("HBBS","seen",1);
	391	gMC->Gsatt("HPBS","seen",1);
	392	gMC->Gsatt("HXFI","seen",1);
	393	gMC->Gsatt("HXII","seen",1);
fe4da5cc	394	//
cfce8870	395	gMC->Gdopt("hide", "on");
	396	gMC->Gdopt("shad", "on");
	397	gMC->Gsatt("*", "fill", 7);
	398	gMC->SetClipBox(".");
b8032157	399	if (gAlice->GetModule("ZDC") == 0) {
fe4da5cc	400	//
	401	// ZDC is not present
	402	//
cfce8870	403	gMC->SetClipBox("*", 0, 3000, -3000, 3000, -6000, 6000);
	404	gMC->DefaultRange();
	405	gMC->Gdraw("alic", 40, 30, 0, 12, 7.5, .005, .005);
fe4da5cc	406	} else {
	407	//
	408	// ZDC is present
	409	//
cfce8870	410	gMC->SetClipBox("*", 0, 2000, -2000, 2000, -2000, 16000);
	411	gMC->DefaultRange();
	412	gMC->Gdraw("alic", 40, 30, 0, 17.5, 10, .0019, .0019);
fe4da5cc	413	}
cfce8870	414	gMC->Gdhead(1111, "Experimental Hall");
cfce8870	415	gMC->Gdman(18, 2, "MAN");
fe4da5cc	416	}
fe4da5cc	417