[u/mrichter/AliRoot.git] / MUON / Config.C

/**************************************************************************
 * 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.                  *
 **************************************************************************/

/* $Id$ */

/// \ingroup macros
/// \file Config.C
/// \brief Configuration macro for MUON spectormeter simulation
///
/// Remember to define the directory and event generator option:
///
/// gAlice->SetConfigFunction("Config('$HOME','box');");

void Config(char directory[100]="", char option[6]="param", const char* digitstore="AliMUONDigitStoreV2S")
{
  //=====================================================================
  // Config file for MUON test
  //=====================================================================
  //  Libraries required by geant321
  gSystem->Load("liblhapdf.so");      // Parton density functions
  gSystem->Load("libpythia6.so");     // Pythia
  gSystem->Load("libgeant321.so");
  gSystem->Load("libEG");
  gSystem->Load("libEGPythia6");
  gSystem->Load("libAliPythia6.so");  // ALICE specific implementations

  new TGeant3TGeo("C++ Interface to Geant3");

  //=======================================================================
  //  Create the output file    
  Text_t filename[100];
  sprintf(filename,"%sgalice.root",directory);
  cout << ">>> Output file is " << filename << endl;   
  cout << ">>> Config.C: Creating Run Loader ..."<<endl;
  AliRunLoader* rl=0x0;
  rl = AliRunLoader::Open(
			  filename, AliConfig::GetDefaultEventFolderName(), "recreate");
  if (rl == 0x0) 
    { gAlice->Fatal("Config.C","Can not instatiate the Run Loader");
      return; }
  rl->SetCompressionLevel(2);
  rl->SetNumberOfEventsPerFile(100);
  gAlice->SetRunLoader(rl);
  //=======================================================================
  // For having more debuging messages
  //AliLog::SetModuleDebugLevel("MUON", 1);
  //=======================================================================
  // Set External decayer
  TVirtualMCDecayer *decayer = new AliDecayerPythia();
  decayer->SetForceDecay(kAll);
  decayer->Init();
  gMC->SetExternalDecayer(decayer);
  //=======================================================================
  // ******* GEANT STEERING parameters FOR ALICE SIMULATION *******
  gMC->SetProcess("DCAY",1);
  gMC->SetProcess("PAIR",1);
  gMC->SetProcess("COMP",1);
  gMC->SetProcess("PHOT",1);
  gMC->SetProcess("PFIS",0);
  gMC->SetProcess("DRAY",0);
  gMC->SetProcess("ANNI",1);
  gMC->SetProcess("BREM",1);
  gMC->SetProcess("MUNU",1);
  gMC->SetProcess("CKOV",1);
  gMC->SetProcess("HADR",1);
  gMC->SetProcess("LOSS",2);
  gMC->SetProcess("MULS",1);
  gMC->SetProcess("RAYL",1);
  Float_t cut = 1.e-3;        // 1MeV cut by default
  Float_t tofmax = 1.e10;
  gMC->SetCut("CUTGAM", cut);
  gMC->SetCut("CUTELE", cut);
  gMC->SetCut("CUTNEU", cut);
  gMC->SetCut("CUTHAD", cut);
  gMC->SetCut("CUTMUO", cut);
  gMC->SetCut("BCUTE",  cut); 
  gMC->SetCut("BCUTM",  cut); 
  gMC->SetCut("DCUTE",  cut); 
  gMC->SetCut("DCUTM",  cut); 
  gMC->SetCut("PPCUTM", cut);
  gMC->SetCut("TOFMAX", tofmax); 
  //=======================================================================
  // Examples of generators. Only option param is sistematically tested
  if (!strcmp(option,"box")) {
    AliGenBox * gener = new AliGenBox(1);
    gener->SetMomentumRange(20.,20.1);
    gener->SetPhiRange(0., 360.);         
    gener->SetThetaRange(171.000,178.001);
    gener->SetPart(kMuonMinus);           // Muons
    gener->SetOrigin(0.,0., 0.);  //vertex position
    gener->SetSigma(0.0, 0.0, 0.0);         //Sigma in (X,Y,Z) (cm) on IP position
  }
  if (!strcmp(option,"gun")) {
    AliGenFixed *gener = new AliGenFixed(1);
    gener->SetMomentum(10);
    gener->SetPhiRange(0.);
    gener->SetThetaRange(0.);
    gener->SetOrigin(30,30,-1200);//vertex position
    gener->SetPart(kMuonMinus);          //GEANT particle type  13 is muons
  }
  if (!strcmp(option,"scan")) {
    AliGenScan *gener = new AliGenScan(-1);
    gener->SetMomentumRange(10,10);
    gener->SetPhiRange(0, 0);
    gener->SetThetaRange(-180, -180);
    //vertex position
    //gener->SetSigma(1,1,0);           //Sigma in (X,Y,Z) (cm) on IP position
    gener->SetPart(kRootino); 
    gener->SetRange(100, -300., 300., 100, -300., 300., 1, 2000, 2000);
  }  
  if (!strcmp(option,"param")) {
    AliGenParam *gener = new AliGenParam(1, AliGenMUONlib::kUpsilon);
    gener->SetMomentumRange(0,999);
    gener->SetPtRange(0,100.);
    gener->SetPhiRange(0., 360.);
    gener->SetCutOnChild(1);
    gener->SetChildPhiRange(0.,360.);
    gener->SetChildThetaRange(171.0,178.0);
    gener->SetOrigin(0,0,0);          //vertex position    gener->SetSigma(0,0,0);           //Sigma in (X,Y,Z) (cm) on IP position
    gener->SetForceDecay(kDiMuon);
    gener->SetTrackingFlag(1);
    gener->Init();
  }
  if (!strcmp(option,"paramJpsi")) {
    AliGenParam *gener = new AliGenParam(1, AliGenMUONlib::kJpsi);
    gener->SetMomentumRange(0,999);
    gener->SetPtRange(0,100.);
    gener->SetPhiRange(0., 360.);
    gener->SetCutOnChild(1);
    gener->SetChildPhiRange(0.,360.);
    gener->SetChildThetaRange(171.0,178.0);
    gener->SetOrigin(0,0,0);
    gener->SetForceDecay(kDiMuon);
    gener->SetTrackingFlag(1);
    gener->Init();
  }
  if (!strcmp(option,"hijing")) { //Hijing generator from ConfigPPR in macros
    AliGenHijing *gener = new AliGenHijing(-1);
    // centre of mass energy 
    gener->SetEnergyCMS(5500.);
    // reference frame
    gener->SetReferenceFrame("CMS");
    // projectile
    gener->SetProjectile("A", 208, 82);
    gener->SetTarget    ("A", 208, 82);
    // tell hijing to keep the full parent child chain
    gener->KeepFullEvent();
    // enable jet quenching
    gener->SetJetQuenching(1);
    // enable shadowing
    gener->SetShadowing(1);
    // neutral pion and heavy particle decays switched off
    gener->SetDecaysOff(1);
    // Don't track spectators
    gener->SetSpectators(0);
    // kinematic selection
    gener->SetSelectAll(0);
    // impact parameter range
    gener->SetImpactParameterRange(0., 5.); // 0. - 5. fm corresponds to ~10% most central
    gener->Init();
  }
  if (!strcmp(option,"muoncocktail")) { // Muon cocktail for PbPb
    AliGenMUONCocktail * gener = new AliGenMUONCocktail();
    gener->SetPtRange(1.,100.);       // Transverse momentum range  
    gener->SetPhiRange(0.,360.);    // Azimuthal angle range 
    gener->SetYRange(-4.0,-2.5);
    gener->SetMuonPtCut(0.5);
    gener->SetMuonThetaCut(171.,178.);
    gener->SetMuonMultiplicity(2);
    gener->SetImpactParameterRange(0.,5.); // 10% most centra PbPb collisions
    gener->SetVertexSmear(kPerTrack);  
    gener->SetOrigin(0,0,0);        // Vertex position
    gener->SetSigma(0,0,0.0);       // Sigma in (X,Y,Z) (cm) on IP position
    gener->Init();
  }  
  //============================================================= 
  // Field (L3 0.5 T)
  TGeoGlobalMagField::Instance()->SetField(new AliMagF("Maps","Maps", 2, 1., 1, 10., AliMagF::k5kG));
  //============================================================= 
  //=================== Alice BODY parameters =============================
  AliBODY *BODY = new AliBODY("BODY","Alice envelop");
  //=================== ABSO parameters ============================
  AliABSO *ABSO = new AliABSOv3("ABSO", "Muon Absorber");
  //=================== DIPO parameters ============================
  AliDIPO *DIPO = new AliDIPOv3("DIPO", "Dipole version 2");
  //================== HALL parameters ============================
  AliHALL *HALL = new AliHALLv3("HALL", "Alice Hall");
  //=================== PIPE parameters ============================
  AliPIPE *PIPE = new AliPIPEv3("PIPE", "Beam Pipe");
  //=================== SHIL parameters ============================
  AliSHIL *SHIL = new AliSHILv3("SHIL", "Shielding Version 2");

  //=================== MUON Subsystem ===========================
  AliMUON *MUON = new AliMUONv1("MUON", "default");

  // The 3 switches below are to be used for the trigger code
  // their default value is set in AliMUON.h
  // activate trigger cluster-size (0=default, 1=cluster-size according to AliMUONResponseTriggerV1
  //  MUON->SetTriggerResponseV1(0);
  // activate 4/4 trigger coincidence (0=default (coinc 3/4), 1=coinc 4/4)
  //  MUON->SetTriggerCoinc44(0);
  // activate trigger chamber efficiency by cells (0=default, 1=trigger efficiency according to AliMUONTriggerEfficiencyCells
  //  MUON->SetTriggerEffCells(0);

  // Use SetDigitStoreClassName() to change the digitStore implementation used by (s)digitizer
  MUON->SetDigitStoreClassName(digitstore);
  
  cout << "MUON DigitStore is " << MUON->DigitStoreClassName().Data() << endl;
  
  // Noise-only digits in tracker/trigger (0=no noise, 1=default (noise in tracker), 2=noise in tracker and trigger):
  //MUON->SetDigitizerWithNoise(kFALSE);

  // Use non-high performance raw data decoder 
  //MUON->SetFastTrackerDecoder(kFALSE);  
  //MUON->SetFastTriggerDecoder(kFALSE);  
  
  //
  // If SetAlign, the detection elements transformations
  // are taken from the input file and not from the code
  // MUON->SetAlign("transform.dat");

  // To generate and read scaler trigger events in rawdata
  // MUON->SetTriggerScalerEvent();
  
  // To switch off the tail effect
  // MUON->SetTailEffect(kFALSE);

  // If you want to play with builders, first reset the geometry builder,
  // and then add yours.
  //  MUON->ResetGeometryBuilder();
  //  MUON->AddGeometryBuilder(new AliMUONSt1GeometryBuilderV2(MUON));
  //  MUON->AddGeometryBuilder(new AliMUONSt2GeometryBuilderV2(MUON));
  //  MUON->AddGeometryBuilder(new AliMUONSlatGeometryBuilder(MUON));
  //  MUON->AddGeometryBuilder(new AliMUONTriggerGeometryBuilder(MUON));
}
Commit	Line	Data
e54bf126	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	/* $Id$ */
	17
	18	/// \ingroup macros
	19	/// \file Config.C
	20	/// \brief Configuration macro for MUON spectormeter simulation
	21	///
	22	/// Remember to define the directory and event generator option:
	23	///
	24	/// gAlice->SetConfigFunction("Config('$HOME','box');");
8d6c1ae0	25
40312696	26	void Config(char directory[100]="", char option[6]="param", const char* digitstore="AliMUONDigitStoreV2S")
8d6c1ae0	27	{
bd0cb923	28	//=====================================================================
8d6c1ae0	29	// Config file for MUON test
8d6c1ae0	30	//=====================================================================
8d6c1ae0	31	// Libraries required by geant321
eeb4f277	32	gSystem->Load("liblhapdf.so"); // Parton density functions
eeb4f277	33	gSystem->Load("libpythia6.so"); // Pythia
c5cee034	34	gSystem->Load("libgeant321.so");
	35	gSystem->Load("libEG");
	36	gSystem->Load("libEGPythia6");
eeb4f277	37	gSystem->Load("libAliPythia6.so"); // ALICE specific implementations
eeb4f277	38
6570c14d	39	new TGeant3TGeo("C++ Interface to Geant3");
eeb4f277	40
8d6c1ae0	41	//=======================================================================
	42	// Create the output file
	43	Text_t filename[100];
	44	sprintf(filename,"%sgalice.root",directory);
	45	cout << ">>> Output file is " << filename << endl;
	46	cout << ">>> Config.C: Creating Run Loader ..."<<endl;
	47	AliRunLoader* rl=0x0;
	48	rl = AliRunLoader::Open(
bd0cb923	49	filename, AliConfig::GetDefaultEventFolderName(), "recreate");
	50	if (rl == 0x0)
	51	{ gAlice->Fatal("Config.C","Can not instatiate the Run Loader");
	52	return; }
8d6c1ae0	53	rl->SetCompressionLevel(2);
	54	rl->SetNumberOfEventsPerFile(100);
	55	gAlice->SetRunLoader(rl);
bd0cb923	56	//=======================================================================
bd0cb923	57	// For having more debuging messages
b5fb1f3e	58	//AliLog::SetModuleDebugLevel("MUON", 1);
8d6c1ae0	59	//=======================================================================
	60	// Set External decayer
	61	TVirtualMCDecayer *decayer = new AliDecayerPythia();
	62	decayer->SetForceDecay(kAll);
	63	decayer->Init();
	64	gMC->SetExternalDecayer(decayer);
8d6c1ae0	65	//=======================================================================
8d6c1ae0	66	// ***** GEANT STEERING parameters FOR ALICE SIMULATION *****
bd0cb923	67	gMC->SetProcess("DCAY",1);
	68	gMC->SetProcess("PAIR",1);
	69	gMC->SetProcess("COMP",1);
	70	gMC->SetProcess("PHOT",1);
	71	gMC->SetProcess("PFIS",0);
	72	gMC->SetProcess("DRAY",0);
	73	gMC->SetProcess("ANNI",1);
	74	gMC->SetProcess("BREM",1);
	75	gMC->SetProcess("MUNU",1);
	76	gMC->SetProcess("CKOV",1);
	77	gMC->SetProcess("HADR",1);
	78	gMC->SetProcess("LOSS",2);
	79	gMC->SetProcess("MULS",1);
	80	gMC->SetProcess("RAYL",1);
	81	Float_t cut = 1.e-3; // 1MeV cut by default
	82	Float_t tofmax = 1.e10;
	83	gMC->SetCut("CUTGAM", cut);
	84	gMC->SetCut("CUTELE", cut);
	85	gMC->SetCut("CUTNEU", cut);
	86	gMC->SetCut("CUTHAD", cut);
	87	gMC->SetCut("CUTMUO", cut);
	88	gMC->SetCut("BCUTE", cut);
	89	gMC->SetCut("BCUTM", cut);
	90	gMC->SetCut("DCUTE", cut);
	91	gMC->SetCut("DCUTM", cut);
	92	gMC->SetCut("PPCUTM", cut);
	93	gMC->SetCut("TOFMAX", tofmax);
8d6c1ae0	94	//=======================================================================
bd0cb923	95	// Examples of generators. Only option param is sistematically tested
8d6c1ae0	96	if (!strcmp(option,"box")) {
	97	AliGenBox * gener = new AliGenBox(1);
	98	gener->SetMomentumRange(20.,20.1);
	99	gener->SetPhiRange(0., 360.);
	100	gener->SetThetaRange(171.000,178.001);
9bb2665f	101	gener->SetPart(kMuonMinus); // Muons
8d6c1ae0	102	gener->SetOrigin(0.,0., 0.); //vertex position
	103	gener->SetSigma(0.0, 0.0, 0.0); //Sigma in (X,Y,Z) (cm) on IP position
	104	}
	105	if (!strcmp(option,"gun")) {
f47563ed	106	AliGenFixed *gener = new AliGenFixed(1);
8d6c1ae0	107	gener->SetMomentum(10);
	108	gener->SetPhiRange(0.);
	109	gener->SetThetaRange(0.);
f47563ed	110	gener->SetOrigin(30,30,-1200);//vertex position
9bb2665f	111	gener->SetPart(kMuonMinus); //GEANT particle type 13 is muons
8d6c1ae0	112	}
	113	if (!strcmp(option,"scan")) {
	114	AliGenScan *gener = new AliGenScan(-1);
	115	gener->SetMomentumRange(10,10);
	116	gener->SetPhiRange(0, 0);
	117	gener->SetThetaRange(-180, -180);
	118	//vertex position
	119	//gener->SetSigma(1,1,0); //Sigma in (X,Y,Z) (cm) on IP position
	120	gener->SetPart(kRootino);
	121	gener->SetRange(100, -300., 300., 100, -300., 300., 1, 2000, 2000);
	122	}
	123	if (!strcmp(option,"param")) {
8d6c1ae0	124	AliGenParam *gener = new AliGenParam(1, AliGenMUONlib::kUpsilon);
	125	gener->SetMomentumRange(0,999);
	126	gener->SetPtRange(0,100.);
	127	gener->SetPhiRange(0., 360.);
	128	gener->SetCutOnChild(1);
	129	gener->SetChildPhiRange(0.,360.);
	130	gener->SetChildThetaRange(171.0,178.0);
	131	gener->SetOrigin(0,0,0); //vertex position gener->SetSigma(0,0,0); //Sigma in (X,Y,Z) (cm) on IP position
	132	gener->SetForceDecay(kDiMuon);
	133	gener->SetTrackingFlag(1);
	134	gener->Init();
	135	}
f80c094e	136	if (!strcmp(option,"paramJpsi")) {
	137	AliGenParam *gener = new AliGenParam(1, AliGenMUONlib::kJpsi);
	138	gener->SetMomentumRange(0,999);
	139	gener->SetPtRange(0,100.);
	140	gener->SetPhiRange(0., 360.);
	141	gener->SetCutOnChild(1);
	142	gener->SetChildPhiRange(0.,360.);
	143	gener->SetChildThetaRange(171.0,178.0);
	144	gener->SetOrigin(0,0,0);
	145	gener->SetForceDecay(kDiMuon);
	146	gener->SetTrackingFlag(1);
	147	gener->Init();
	148	}
bd0cb923	149	if (!strcmp(option,"hijing")) { //Hijing generator from ConfigPPR in macros
	150	AliGenHijing *gener = new AliGenHijing(-1);
	151	// centre of mass energy
	152	gener->SetEnergyCMS(5500.);
	153	// reference frame
	154	gener->SetReferenceFrame("CMS");
	155	// projectile
	156	gener->SetProjectile("A", 208, 82);
	157	gener->SetTarget ("A", 208, 82);
	158	// tell hijing to keep the full parent child chain
	159	gener->KeepFullEvent();
	160	// enable jet quenching
	161	gener->SetJetQuenching(1);
	162	// enable shadowing
	163	gener->SetShadowing(1);
	164	// neutral pion and heavy particle decays switched off
	165	gener->SetDecaysOff(1);
	166	// Don't track spectators
	167	gener->SetSpectators(0);
	168	// kinematic selection
	169	gener->SetSelectAll(0);
	170	// impact parameter range
	171	gener->SetImpactParameterRange(0., 5.); // 0. - 5. fm corresponds to ~10% most central
	172	gener->Init();
	173	}
	174	if (!strcmp(option,"muoncocktail")) { // Muon cocktail for PbPb
	175	AliGenMUONCocktail * gener = new AliGenMUONCocktail();
	176	gener->SetPtRange(1.,100.); // Transverse momentum range
	177	gener->SetPhiRange(0.,360.); // Azimuthal angle range
	178	gener->SetYRange(-4.0,-2.5);
	179	gener->SetMuonPtCut(0.5);
	180	gener->SetMuonThetaCut(171.,178.);
	181	gener->SetMuonMultiplicity(2);
	182	gener->SetImpactParameterRange(0.,5.); // 10% most centra PbPb collisions
	183	gener->SetVertexSmear(kPerTrack);
	184	gener->SetOrigin(0,0,0); // Vertex position
	185	gener->SetSigma(0,0,0.0); // Sigma in (X,Y,Z) (cm) on IP position
	186	gener->Init();
	187	}
8d6c1ae0	188	//=============================================================
bd0cb923	189	// Field (L3 0.5 T)
f7a1cc68	190	TGeoGlobalMagField::Instance()->SetField(new AliMagF("Maps","Maps", 2, 1., 1, 10., AliMagF::k5kG));
bd0cb923	191	//=============================================================
8d6c1ae0	192	//=================== Alice BODY parameters =============================
	193	AliBODY *BODY = new AliBODY("BODY","Alice envelop");
	194	//=================== ABSO parameters ============================
654302a0	195	AliABSO *ABSO = new AliABSOv3("ABSO", "Muon Absorber");
8d6c1ae0	196	//=================== DIPO parameters ============================
654302a0	197	AliDIPO *DIPO = new AliDIPOv3("DIPO", "Dipole version 2");
8d6c1ae0	198	//================== HALL parameters ============================
654302a0	199	AliHALL *HALL = new AliHALLv3("HALL", "Alice Hall");
8d6c1ae0	200	//=================== PIPE parameters ============================
654302a0	201	AliPIPE *PIPE = new AliPIPEv3("PIPE", "Beam Pipe");
8d6c1ae0	202	//=================== SHIL parameters ============================
654302a0	203	AliSHIL *SHIL = new AliSHILv3("SHIL", "Shielding Version 2");
e107e560	204
8d6c1ae0	205	//=================== MUON Subsystem ===========================
9bf406e1	206	AliMUON *MUON = new AliMUONv1("MUON", "default");
e107e560	207
2849388f	208	// The 3 switches below are to be used for the trigger code
08db3bf4	209	// their default value is set in AliMUON.h
afb3ccf0	210	// activate trigger cluster-size (0=default, 1=cluster-size according to AliMUONResponseTriggerV1
afb3ccf0	211	// MUON->SetTriggerResponseV1(0);
08db3bf4	212	// activate 4/4 trigger coincidence (0=default (coinc 3/4), 1=coinc 4/4)
afb3ccf0	213	// MUON->SetTriggerCoinc44(0);
afb3ccf0	214	// activate trigger chamber efficiency by cells (0=default, 1=trigger efficiency according to AliMUONTriggerEfficiencyCells
08db3bf4	215	// MUON->SetTriggerEffCells(0);
08db3bf4	216
5ee595ac	217	// Use SetDigitStoreClassName() to change the digitStore implementation used by (s)digitizer
	218	MUON->SetDigitStoreClassName(digitstore);
	219
	220	cout << "MUON DigitStore is " << MUON->DigitStoreClassName().Data() << endl;
	221
0aaf64c2	222	// Noise-only digits in tracker/trigger (0=no noise, 1=default (noise in tracker), 2=noise in tracker and trigger):
d07a7866	223	//MUON->SetDigitizerWithNoise(kFALSE);
5812b5ad	224
5f3519d9	225	// Use non-high performance raw data decoder
	226	//MUON->SetFastTrackerDecoder(kFALSE);
	227	//MUON->SetFastTriggerDecoder(kFALSE);
bee76de2	228
826f8de7	229	//
599766cd	230	// If SetAlign, the detection elements transformations
	231	// are taken from the input file and not from the code
	232	// MUON->SetAlign("transform.dat");
df729182	233
d83a3fce	234	// To generate and read scaler trigger events in rawdata
d83a3fce	235	// MUON->SetTriggerScalerEvent();
542e9a38	236
5fe36481	237	// To switch off the tail effect
5fe36481	238	// MUON->SetTailEffect(kFALSE);
df729182	239
e107e560	240	// If you want to play with builders, first reset the geometry builder,
	241	// and then add yours.
	242	// MUON->ResetGeometryBuilder();
	243	// MUON->AddGeometryBuilder(new AliMUONSt1GeometryBuilderV2(MUON));
	244	// MUON->AddGeometryBuilder(new AliMUONSt2GeometryBuilderV2(MUON));
	245	// MUON->AddGeometryBuilder(new AliMUONSlatGeometryBuilder(MUON));
	246	// MUON->AddGeometryBuilder(new AliMUONTriggerGeometryBuilder(MUON));
8d6c1ae0	247	}