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

static Int_t    eventsPerRun = 1;
static Int_t    nParticles   = 100;

enum PprRun_t {
  test50,
  kParam_8000,   
  kParam_4000,  
  kParam_2000,
  kHijing_cent1, 
  kHijing_cent2,
  kHijing_per1,  
  kHijing_per2, 
  kHijing_per3, 
  kHijing_per4,  
  kHijing_per5,
  kHijing_jj25,  
  kHijing_jj50, 
  kHijing_jj75, 
  kHijing_jj100, 
  kHijing_jj200,
  kHijing_gj25,  
  kHijing_gj50, 
  kHijing_gj75, 
  kHijing_gj100, 
  kHijing_gj200,
  kHijing_pA, 
  kPythia6, 
  kPythia6Jets, 
  kD0PbPb5500, 
  kD_TRD, 
  kB_TRD, 
  kJpsi_TRD,
  kU_TRD, 
  kPyJJ, 
  kPyGJ
};

enum PprGeo_t {
  kHoles, 
  kNoHoles
};

enum PprRad_t {
  kGluonRadiation, 
  kNoGluonRadiation
};

enum PprMag_t {
  k2kG, 
  k4kG, 
  k5kG
};

enum MC_t {
  kFLUKA, 
  kGEANT3, 
  kGEANT4
};


// This part for configuration
//static PprRun_t srun = test50;
static PprRun_t srun = kPythia6;
static PprGeo_t sgeo = kHoles;
static PprRad_t srad = kGluonRadiation;
static PprMag_t smag = k5kG;
// static MC_t     smc  = kFLUKA;
static MC_t     smc  = kGEANT3;

// Comment line
static TString  comment;

// Functions
Float_t EtaToTheta(Float_t arg);


void Config()
{
  cout << "==> Config.C..." << endl;
  
  // Set Random Number seed
  gRandom->SetSeed(12345);
  cout<<"Seed for random number generation= "<<gRandom->GetSeed()<<endl;

  switch (smc) {
  case kFLUKA: 
    // 
    // libraries required by fluka21
    // 
    gSystem->Load("libGeom");
    cout << "\t* Loading TFluka..." << endl;  
    gSystem->Load("libTFluka");    
    
    // 
    // FLUKA MC
    //
    cout << "\t* Instantiating TFluka..." << endl;
    new TFluka("C++ Interface to Fluka", 0/*verbosity*/);
    break;
  case kGEANT3: 
    //
    // Libraries needed by GEANT 3.21 
    //
    gSystem->Load("libgeant321");
    
    // 
    // GEANT 3.21 MC 
    // 
    new TGeant3("C++ Interface to Geant3");
    break;
  default:
    gAlice->Fatal("Config.C", "No MC type chosen");
    return;
  }
  
  //
  // Run loader
  //
  cout<<"Config.C: Creating Run Loader ..."<<endl;
  AliRunLoader* rl = AliRunLoader::Open("galice.root",
					AliConfig::GetDefaultEventFolderName(),
					"recreate");
  if (!rl) {
    gAlice->Fatal("Config.C","Can not instatiate the Run Loader");
    return;
  }
  rl->SetCompressionLevel(2);
  rl->SetNumberOfEventsPerFile(3);
  gAlice->SetRunLoader(rl);

  switch (smc) {
  case kFLUKA: 
    {
      //
      // Use kTRUE as argument to generate alice.pemf first
      //
      TString alice_pemf(gSystem->Which(".", "peg/mat17.pemf"));
      if (!alice_pemf.IsNull()) 
	((TFluka*)gMC)->SetGeneratePemf(kFALSE);
      else
	((TFluka*)gMC)->SetGeneratePemf(kTRUE);
    }
    break;
  }
  
     
  //
  // Set External decayer
  // 
  AliDecayer *decayer = new AliDecayerPythia();
  decayer->SetForceDecay(kAll);
  decayer->Init();
  gMC->SetExternalDecayer(decayer);


  //
  // Physics process control
  // 
  gMC->SetProcess("DCAY",1);
  gMC->SetProcess("PAIR",1);
  gMC->SetProcess("COMP",1);
  gMC->SetProcess("PHOT",1);
  gMC->SetProcess("PFIS",0);
  gMC->SetProcess("DRAY",1);
  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);

  //
  //=======================================================================
  // STEERING parameters FOR ALICE SIMULATION 
  // 
  // Specify event type to be tracked through the ALICE setup.  All
  // positions are in cm, angles in degrees, and P and E in GeV
  // 
  if (gSystem->Getenv("CONFIG_NPARTICLES"))
    nParticles = atoi(gSystem->Getenv("CONFIG_NPARTICLES"));

  cout << "\t* Creating and configuring generator for " << nParticles 
       << " particles..." << endl;
  AliGenHIJINGpara *gener = new AliGenHIJINGpara(nParticles);
  gener->SetMomentumRange(0., 999);
  gener->SetPhiRange(0, 360);

  // Set pseudorapidity range from -6 to 6.
  Float_t thmin = EtaToTheta( 6.);   // theta min. <---> eta max
  Float_t thmax = EtaToTheta(-6.);   // theta max. <---> eta min 
  gener->SetThetaRange(thmin,thmax);
  gener->SetOrigin(0, 0, 0);  //vertex position
  gener->SetSigma(0, 0, 0);   //Sigma in (X,Y,Z) (cm) on IP position
  gener->Init();
  // 
  // Activate this line if you want the vertex smearing to happen
  // track by track
  //
  gAlice->SetDebug(10);

  // 
  // Comments 
  // 
  switch (smag) {
  case k2kG: comment = comment.Append(" | L3 field 0.2 T"); break;
  case k4kG: comment = comment.Append(" | L3 field 0.4 T"); break;
  case k5kG: comment = comment.Append(" | L3 field 0.5 T"); break;
  }

  switch (srad) {
  case kGluonRadiation: 
    comment = comment.Append(" | Gluon Radiation On");  break;
  default:
    comment = comment.Append(" | Gluon Radiation Off"); break;
  }

  switch(sgeo) {
  case kHoles: comment = comment.Append(" | Holes for PHOS/RICH"); break;
  default:     comment = comment.Append(" | No holes for PHOS/RICH"); break;
  }

  std::cout << "\n\n Comment: " << comment << "\n" << std::endl;

  // 
  // Field (L3 0.4 T)
  // 
  AliMagFMaps* field = new AliMagFMaps("Maps","Maps", 2, 1., 10., smag);
  field->SetL3ConstField(0); //Using const. field in the barrel
  rl->CdGAFile();
  gAlice->SetField(field);

  // 
  // Used detectors 
  // 
  Bool_t useABSO  = kFALSE; 
  Bool_t useCRT   = kFALSE; 
  Bool_t useDIPO  = kFALSE; 
  Bool_t useFMD   = kTRUE; 
  Bool_t useFRAME = kFALSE; 
  Bool_t useHALL  = kFALSE; 
  Bool_t useITS   = kFALSE; 
  Bool_t useMAG   = kFALSE; 
  Bool_t useMUON  = kFALSE; 
  Bool_t usePHOS  = kFALSE; 
  Bool_t usePIPE  = kFALSE; 
  Bool_t usePMD   = kFALSE; 
  Bool_t useRICH  = kFALSE; 
  Bool_t useSHIL  = kFALSE; 
  Bool_t useSTART = kFALSE; 
  Bool_t useTOF   = kFALSE; 
  Bool_t useTPC   = kFALSE;
  Bool_t useTRD   = kFALSE; 
  Bool_t useZDC   = kFALSE; 
  Bool_t useEMCAL = kFALSE; 
  Bool_t useVZERO = kFALSE;

  cout << "\t* Creating the detectors ..." << endl;
  //=================== Alice BODY parameters =============================
  //=================== Alice BODY parameters =============================
  AliBODY *BODY = new AliBODY("BODY", "Alice envelop");
  
  
  if (useMAG) {
    //=================== MAG parameters ============================
    // Start with Magnet since detector layouts may be depending on
    // the selected Magnet dimensions 
    AliMAG *MAG = new AliMAG("MAG", "Magnet");
  }

  if (useABSO) {
    //=================== ABSO parameters ============================
    AliABSO *ABSO = new AliABSOv0("ABSO", "Muon Absorber");
  }

  if (useDIPO) {
    //=================== DIPO parameters ============================
    
    AliDIPO *DIPO = new AliDIPOv2("DIPO", "Dipole version 2");
  }

  if (useHALL) {
    //=================== HALL parameters ============================
    AliHALL *HALL = new AliHALL("HALL", "Alice Hall");
  }


  if (useFRAME) {
    //=================== FRAME parameters ============================
    AliFRAMEv2 *FRAME = new AliFRAMEv2("FRAME", "Space Frame");
    switch (sgeo) {
    case kHoles: FRAME->SetHoles(1); break;
    default:     FRAME->SetHoles(0); break;
    }
  }

  if (useSHIL) {
    //=================== SHIL parameters ============================
    AliSHIL *SHIL = new AliSHILv2("SHIL", "Shielding Version 2");
  }


  if (usePIPE) {
    //=================== PIPE parameters ============================
    AliPIPE *PIPE = new AliPIPEv0("PIPE", "Beam Pipe");
  }
  
  if (useITS) {
    //=================== ITS parameters ============================
    //
    // As the innermost detector in ALICE, the Inner Tracking System
    // "impacts" on almost all other detectors. This involves the fact
    // that the ITS geometry still has several options to be followed
    // in parallel in order to determine the best set-up which
    // minimizes the induced background. All the geometries available
    // to date are described in the following. Read carefully the
    // comments and use the default version (the only one uncommented)
    // unless you are making comparisons and you know what you are
    // doing. In this case just uncomment the ITS geometry you want to
    // use and run Aliroot.
    //
    // Detailed geometries:
    //
    //
    // AliITS *ITS = 
    //   new AliITSv5symm("ITS", "Updated ITS TDR detailed version "
    //  		  "with symmetric services");
    // AliITS *ITS  = 
    //   new AliITSv5asymm("ITS","Updates ITS TDR detailed version "
    // 			   "with asymmetric services");
    //
    AliITSvPPRasymmFMD *ITS  = 
      new AliITSvPPRasymmFMD("ITS","New ITS PPR detailed version "
			     "with asymmetric services");
     // don't touch this parameter if you're not an ITS developer
    ITS->SetMinorVersion(2); 
    // don't touch this parameter if you're not an ITS developer
    ITS->SetReadDet(kTRUE);
    // don't touch this parameter if you're not an ITS developer
    // ITS->SetWriteDet("$ALICE_ROOT/ITS/ITSgeometry_vPPRasymm2.det");  
    // detector thickness on layer 1 must be in the range [100,300]
    ITS->SetThicknessDet1(200.);   
    // detector thickness on layer 2 must be in the range [100,300]
    ITS->SetThicknessDet2(200.);   
    // chip thickness on layer 1 must be in the range [150,300]
    ITS->SetThicknessChip1(200.);  
    // chip thickness on layer 2 must be in the range [150,300]
    ITS->SetThicknessChip2(200.);
    // 1 --> rails in ; 0 --> rails out
    ITS->SetRails(0);          
    // 1 --> water ; 0 --> freon
    ITS->SetCoolingFluid(1);   

    // Coarse geometries (warning: no hits are produced with these
    // coarse geometries and they unuseful for reconstruction !):
    //
    //
    // AliITSvPPRcoarseasymm *ITS  = 
    //   new AliITSvPPRcoarseasymm("ITS","New ITS PPR coarse version "
    //                             "with asymmetric services");
    // 1 --> rails in ; 0 --> rails out
    // ITS->SetRails(0);
    // 0 --> Copper ; 1 --> Aluminum ; 2 --> Carbon
    // ITS->SetSupportMaterial(0);      
    //
    // AliITS *ITS  = 
    //  new AliITSvPPRcoarsesymm("ITS","New ITS PPR coarse version "
    //                           "with symmetric services");
    // 1 --> rails in ; 0 --> rails out
    // ITS->SetRails(0);                
    // 0 --> Copper ; 1 --> Aluminum ; 2 --> Carbon
    // ITS->SetSupportMaterial(0);      
    //
    // Geant3 <-> EUCLID conversion
    // ============================
    //
    // SetEUCLID is a flag to output (=1) or not to output (=0) both
    // geometry and media to two ASCII files (called by default
    // ITSgeometry.euc and ITSgeometry.tme) in a format understandable
    // to the CAD system EUCLID.  The default (=0) means that you dont
    // want to use this facility.
    //
    ITS->SetEUCLID(0);
  }

  if (useTPC) {
    //============================ TPC parameters ====================
    //
    // This allows the user to specify sectors for the SLOW (TPC
    // geometry 2) Simulator. SecAL (SecAU) <0 means that ALL lower
    // (upper) sectors are specified, any value other than that
    // requires at least one sector (lower or upper)to be specified!
    //
    // Reminder: 
    //   sectors 1-24 are lower sectors (1-12 -> z>0, 13-24 -> z<0)
    //   sectors 25-72 are the upper ones (25-48 -> z>0, 49-72 -> z<0)
    //
    //   SecLows - number of lower sectors specified (up to 6)
    //   SecUps  - number of upper sectors specified (up to 12)
    //   Sens    - sensitive strips for the Slow Simulator !!!
    //
    // This does NOT work if all S or L-sectors are specified, i.e.
    // if SecAL or SecAU < 0
    //
    //
    //----------------------------------------------------------------
    //  gROOT->LoadMacro("SetTPCParam.C");
    //  AliTPCParam *param = SetTPCParam();
    AliTPC *TPC = new AliTPCv2("TPC", "Default");
    
    // All sectors included
    TPC->SetSecAL(-1);
    TPC->SetSecAU(-1);
  }

  if (useTOF) {
    //=================== TOF parameters ============================
    AliTOF *TOF = new AliTOFv4T0("TOF", "normal TOF");
  }

  if (useRICH) {
    //=================== RICH parameters ===========================
    AliRICH *RICH = new AliRICHv1("RICH", "normal RICH");

  }

  if (useZDC) {
    //=================== ZDC parameters ============================
    AliZDC *ZDC = new AliZDCv2("ZDC", "normal ZDC");
  }

  if (useTRD) {
    //=================== TRD parameters ============================
    AliTRD *TRD = new AliTRDv1("TRD", "TRD slow simulator");

    // Select the gas mixture (0: 97% Xe + 3% isobutane, 1: 90% Xe + 10% CO2)
    TRD->SetGasMix(1);
    if (sgeo == kHoles) {
      // With hole in front of PHOS
      TRD->SetPHOShole();
      // With hole in front of RICH
      TRD->SetRICHhole();
    }
    // Switch on TR
    AliTRDsim *TRDsim = TRD->CreateTR();
  }

  if (useFMD) {
    //=================== FMD parameters ============================
    AliFMD *FMD = new AliFMDv1("FMD", "normal FMD");
  }

  if (useMUON) {
    //=================== MUON parameters ===========================
    AliMUON *MUON = new AliMUONv1("MUON", "default");
    MUON->AddGeometryBuilder(new AliMUONSt1GeometryBuilder(MUON));
    MUON->AddGeometryBuilder(new AliMUONSt2GeometryBuilder(MUON));
    MUON->AddGeometryBuilder(new AliMUONSlatGeometryBuilder(MUON));
    MUON->AddGeometryBuilder(new AliMUONTriggerGeometryBuilder(MUON));
  }

  if (usePHOS) {
    //=================== PHOS parameters ===========================
    AliPHOS *PHOS = new AliPHOSv1("PHOS", "IHEP");
  }

  if (usePMD) {
    //=================== PMD parameters ============================
    AliPMD *PMD = new AliPMDv1("PMD", "normal PMD");
  }

  if (useSTART) {
    //=================== START parameters ============================
    AliSTART *START = new AliSTARTv1("START", "START Detector");
  }

  if (useEMCAL) {
    //=================== EMCAL parameters ============================
    AliEMCAL *EMCAL = new AliEMCALv1("EMCAL", "EMCAL_55_25");
  }

  if (useCRT) {
    //=================== CRT parameters ============================
    AliCRT *CRT = new AliCRTv0("CRT", "normal ACORDE");
  }

  if (useVZERO) {
    //=================== CRT parameters ============================
    AliVZERO *VZERO = new AliVZEROv3("VZERO", "normal VZERO");
  }
}

Float_t EtaToTheta(Float_t arg)
{
  return (180./TMath::Pi())*2.*atan(exp(-arg));
}
Commit	Line	Data
afddaa11	1	static Int_t eventsPerRun = 1;
afddaa11	2	static Int_t nParticles = 100;
0d0e6995	3
	4	enum PprRun_t {
	5	test50,
afddaa11	6	kParam_8000,
	7	kParam_4000,
	8	kParam_2000,
	9	kHijing_cent1,
	10	kHijing_cent2,
	11	kHijing_per1,
	12	kHijing_per2,
	13	kHijing_per3,
	14	kHijing_per4,
	15	kHijing_per5,
	16	kHijing_jj25,
	17	kHijing_jj50,
	18	kHijing_jj75,
	19	kHijing_jj100,
	20	kHijing_jj200,
	21	kHijing_gj25,
	22	kHijing_gj50,
	23	kHijing_gj75,
	24	kHijing_gj100,
	25	kHijing_gj200,
	26	kHijing_pA,
	27	kPythia6,
	28	kPythia6Jets,
	29	kD0PbPb5500,
	30	kD_TRD,
	31	kB_TRD,
	32	kJpsi_TRD,
	33	kU_TRD,
	34	kPyJJ,
	35	kPyGJ
0d0e6995	36	};
4347b38f	37
0d0e6995	38	enum PprGeo_t {
afddaa11	39	kHoles,
afddaa11	40	kNoHoles
0d0e6995	41	};
	42
	43	enum PprRad_t {
afddaa11	44	kGluonRadiation,
afddaa11	45	kNoGluonRadiation
0d0e6995	46	};
	47
	48	enum PprMag_t {
afddaa11	49	k2kG,
	50	k4kG,
	51	k5kG
0d0e6995	52	};
	53
	54	enum MC_t {
	55	kFLUKA,
	56	kGEANT3,
	57	kGEANT4
4347b38f	58	};
0d0e6995	59
42403906	60
afddaa11	61	// This part for configuration
	62	//static PprRun_t srun = test50;
	63	static PprRun_t srun = kPythia6;
	64	static PprGeo_t sgeo = kHoles;
	65	static PprRad_t srad = kGluonRadiation;
	66	static PprMag_t smag = k5kG;
	67	// static MC_t smc = kFLUKA;
	68	static MC_t smc = kGEANT3;
	69
	70	// Comment line
0d0e6995	71	static TString comment;
	72
	73	// Functions
afddaa11	74	Float_t EtaToTheta(Float_t arg);
42403906	75
42403906	76
afddaa11	77	void Config()
	78	{
	79	cout << "==> Config.C..." << endl;
	80
4347b38f	81	// Set Random Number seed
afddaa11	82	gRandom->SetSeed(12345);
afddaa11	83	cout<<"Seed for random number generation= "<<gRandom->GetSeed()<<endl;
0d0e6995	84
	85	switch (smc) {
	86	case kFLUKA:
37c4363a	87	//
	88	// libraries required by fluka21
	89	//
	90	gSystem->Load("libGeom");
	91	cout << "\t* Loading TFluka..." << endl;
	92	gSystem->Load("libTFluka");
	93
	94	//
	95	// FLUKA MC
	96	//
	97	cout << "\t* Instantiating TFluka..." << endl;
	98	new TFluka("C++ Interface to Fluka", 0/verbosity/);
0d0e6995	99	break;
0d0e6995	100	case kGEANT3:
37c4363a	101	//
	102	// Libraries needed by GEANT 3.21
	103	//
	104	gSystem->Load("libgeant321");
	105
	106	//
	107	// GEANT 3.21 MC
	108	//
	109	new TGeant3("C++ Interface to Geant3");
0d0e6995	110	break;
	111	default:
	112	gAlice->Fatal("Config.C", "No MC type chosen");
	113	return;
	114	}
afddaa11	115
	116	//
	117	// Run loader
	118	//
4347b38f	119	cout<<"Config.C: Creating Run Loader ..."<<endl;
afddaa11	120	AliRunLoader* rl = AliRunLoader::Open("galice.root",
	121	AliConfig::GetDefaultEventFolderName(),
	122	"recreate");
4347b38f	123	if (!rl) {
	124	gAlice->Fatal("Config.C","Can not instatiate the Run Loader");
	125	return;
	126	}
	127	rl->SetCompressionLevel(2);
	128	rl->SetNumberOfEventsPerFile(3);
	129	gAlice->SetRunLoader(rl);
	130
37c4363a	131	switch (smc) {
	132	case kFLUKA:
	133	{
	134	//
	135	// Use kTRUE as argument to generate alice.pemf first
	136	//
	137	TString alice_pemf(gSystem->Which(".", "peg/mat17.pemf"));
	138	if (!alice_pemf.IsNull())
	139	((TFluka*)gMC)->SetGeneratePemf(kFALSE);
	140	else
	141	((TFluka*)gMC)->SetGeneratePemf(kTRUE);
	142	}
	143	break;
	144	}
afddaa11	145
afddaa11	146
0d0e6995	147	//
0d0e6995	148	// Set External decayer
afddaa11	149	//
0d0e6995	150	AliDecayer *decayer = new AliDecayerPythia();
afddaa11	151	decayer->SetForceDecay(kAll);
4347b38f	152	decayer->Init();
	153	gMC->SetExternalDecayer(decayer);
	154
42403906	155
afddaa11	156	//
	157	// Physics process control
	158	//
4347b38f	159	gMC->SetProcess("DCAY",1);
	160	gMC->SetProcess("PAIR",1);
	161	gMC->SetProcess("COMP",1);
	162	gMC->SetProcess("PHOT",1);
	163	gMC->SetProcess("PFIS",0);
afddaa11	164	gMC->SetProcess("DRAY",1);
4347b38f	165	gMC->SetProcess("ANNI",1);
	166	gMC->SetProcess("BREM",1);
	167	gMC->SetProcess("MUNU",1);
afddaa11	168	gMC->SetProcess("CKOV",1);
4347b38f	169	gMC->SetProcess("HADR",1);
4347b38f	170	gMC->SetProcess("LOSS",2);
afddaa11	171	gMC->SetProcess("MULS",1);
4347b38f	172	gMC->SetProcess("RAYL",1);
	173
	174	Float_t cut = 1.e-3; // 1MeV cut by default
	175	Float_t tofmax = 1.e10;
	176
	177	gMC->SetCut("CUTGAM", cut);
	178	gMC->SetCut("CUTELE", cut);
	179	gMC->SetCut("CUTNEU", cut);
	180	gMC->SetCut("CUTHAD", cut);
	181	gMC->SetCut("CUTMUO", cut);
afddaa11	182	gMC->SetCut("BCUTE", cut);
	183	gMC->SetCut("BCUTM", cut);
	184	gMC->SetCut("DCUTE", cut);
	185	gMC->SetCut("DCUTM", cut);
4347b38f	186	gMC->SetCut("PPCUTM", cut);
afddaa11	187	gMC->SetCut("TOFMAX", tofmax);
0d0e6995	188
afddaa11	189	//
	190	//=======================================================================
	191	// STEERING parameters FOR ALICE SIMULATION
	192	//
	193	// Specify event type to be tracked through the ALICE setup. All
	194	// positions are in cm, angles in degrees, and P and E in GeV
	195	//
	196	if (gSystem->Getenv("CONFIG_NPARTICLES"))
	197	nParticles = atoi(gSystem->Getenv("CONFIG_NPARTICLES"));
	198
	199	cout << "\t* Creating and configuring generator for " << nParticles
	200	<< " particles..." << endl;
	201	AliGenHIJINGpara *gener = new AliGenHIJINGpara(nParticles);
	202	gener->SetMomentumRange(0., 999);
	203	gener->SetPhiRange(0, 360);
	204
	205	// Set pseudorapidity range from -6 to 6.
	206	Float_t thmin = EtaToTheta( 6.); // theta min. <---> eta max
	207	Float_t thmax = EtaToTheta(-6.); // theta max. <---> eta min
	208	gener->SetThetaRange(thmin,thmax);
	209	gener->SetOrigin(0, 0, 0); //vertex position
	210	gener->SetSigma(0, 0, 0); //Sigma in (X,Y,Z) (cm) on IP position
42403906	211	gener->Init();
afddaa11	212	//
	213	// Activate this line if you want the vertex smearing to happen
	214	// track by track
	215	//
	216	gAlice->SetDebug(10);
	217
0d0e6995	218	//
	219	// Comments
	220	//
	221	switch (smag) {
	222	case k2kG: comment = comment.Append(" \| L3 field 0.2 T"); break;
	223	case k4kG: comment = comment.Append(" \| L3 field 0.4 T"); break;
	224	case k5kG: comment = comment.Append(" \| L3 field 0.5 T"); break;
	225	}
	226
	227	switch (srad) {
	228	case kGluonRadiation:
	229	comment = comment.Append(" \| Gluon Radiation On"); break;
	230	default:
	231	comment = comment.Append(" \| Gluon Radiation Off"); break;
	232	}
	233
	234	switch(sgeo) {
	235	case kHoles: comment = comment.Append(" \| Holes for PHOS/RICH"); break;
	236	default: comment = comment.Append(" \| No holes for PHOS/RICH"); break;
	237	}
	238
	239	std::cout << "\n\n Comment: " << comment << "\n" << std::endl;
	240
afddaa11	241	//
4347b38f	242	// Field (L3 0.4 T)
afddaa11	243	//
0d0e6995	244	AliMagFMaps* field = new AliMagFMaps("Maps","Maps", 2, 1., 10., smag);
	245	field->SetL3ConstField(0); //Using const. field in the barrel
	246	rl->CdGAFile();
afddaa11	247	gAlice->SetField(field);
0d0e6995	248
	249	//
	250	// Used detectors
	251	//
	252	Bool_t useABSO = kFALSE;
	253	Bool_t useCRT = kFALSE;
	254	Bool_t useDIPO = kFALSE;
	255	Bool_t useFMD = kTRUE;
	256	Bool_t useFRAME = kFALSE;
	257	Bool_t useHALL = kFALSE;
	258	Bool_t useITS = kFALSE;
	259	Bool_t useMAG = kFALSE;
	260	Bool_t useMUON = kFALSE;
	261	Bool_t usePHOS = kFALSE;
	262	Bool_t usePIPE = kFALSE;
	263	Bool_t usePMD = kFALSE;
	264	Bool_t useRICH = kFALSE;
	265	Bool_t useSHIL = kFALSE;
	266	Bool_t useSTART = kFALSE;
	267	Bool_t useTOF = kFALSE;
4347b38f	268	Bool_t useTPC = kFALSE;
0d0e6995	269	Bool_t useTRD = kFALSE;
	270	Bool_t useZDC = kFALSE;
	271	Bool_t useEMCAL = kFALSE;
4347b38f	272	Bool_t useVZERO = kFALSE;
4347b38f	273
0d0e6995	274	cout << "\t* Creating the detectors ..." << endl;
0d0e6995	275	//=================== Alice BODY parameters =============================
4347b38f	276	//=================== Alice BODY parameters =============================
	277	AliBODY *BODY = new AliBODY("BODY", "Alice envelop");
	278
0d0e6995	279
4347b38f	280	if (useMAG) {
4347b38f	281	//=================== MAG parameters ============================
0d0e6995	282	// Start with Magnet since detector layouts may be depending on
0d0e6995	283	// the selected Magnet dimensions
4347b38f	284	AliMAG *MAG = new AliMAG("MAG", "Magnet");
	285	}
	286
	287	if (useABSO) {
	288	//=================== ABSO parameters ============================
	289	AliABSO *ABSO = new AliABSOv0("ABSO", "Muon Absorber");
	290	}
	291
	292	if (useDIPO) {
	293	//=================== DIPO parameters ============================
0d0e6995	294
4347b38f	295	AliDIPO *DIPO = new AliDIPOv2("DIPO", "Dipole version 2");
	296	}
	297
	298	if (useHALL) {
	299	//=================== HALL parameters ============================
	300	AliHALL *HALL = new AliHALL("HALL", "Alice Hall");
	301	}
	302
	303
	304	if (useFRAME) {
	305	//=================== FRAME parameters ============================
	306	AliFRAMEv2 *FRAME = new AliFRAMEv2("FRAME", "Space Frame");
0d0e6995	307	switch (sgeo) {
	308	case kHoles: FRAME->SetHoles(1); break;
	309	default: FRAME->SetHoles(0); break;
4347b38f	310	}
	311	}
	312
	313	if (useSHIL) {
	314	//=================== SHIL parameters ============================
	315	AliSHIL *SHIL = new AliSHILv2("SHIL", "Shielding Version 2");
	316	}
	317
	318
	319	if (usePIPE) {
	320	//=================== PIPE parameters ============================
	321	AliPIPE *PIPE = new AliPIPEv0("PIPE", "Beam Pipe");
	322	}
0d0e6995	323
0d0e6995	324	if (useITS) {
4347b38f	325	//=================== ITS parameters ============================
	326	//
	327	// As the innermost detector in ALICE, the Inner Tracking System
	328	// "impacts" on almost all other detectors. This involves the fact
	329	// that the ITS geometry still has several options to be followed
	330	// in parallel in order to determine the best set-up which
	331	// minimizes the induced background. All the geometries available
	332	// to date are described in the following. Read carefully the
	333	// comments and use the default version (the only one uncommented)
	334	// unless you are making comparisons and you know what you are
	335	// doing. In this case just uncomment the ITS geometry you want to
	336	// use and run Aliroot.
	337	//
0d0e6995	338	// Detailed geometries:
4347b38f	339	//
4347b38f	340	//
0d0e6995	341	// AliITS *ITS =
	342	// new AliITSv5symm("ITS", "Updated ITS TDR detailed version "
	343	// "with symmetric services");
	344	// AliITS *ITS =
	345	// new AliITSv5asymm("ITS","Updates ITS TDR detailed version "
	346	// "with asymmetric services");
4347b38f	347	//
0d0e6995	348	AliITSvPPRasymmFMD *ITS =
	349	new AliITSvPPRasymmFMD("ITS","New ITS PPR detailed version "
	350	"with asymmetric services");
	351	// don't touch this parameter if you're not an ITS developer
	352	ITS->SetMinorVersion(2);
4347b38f	353	// don't touch this parameter if you're not an ITS developer
0d0e6995	354	ITS->SetReadDet(kTRUE);
4347b38f	355	// don't touch this parameter if you're not an ITS developer
0d0e6995	356	// ITS->SetWriteDet("$ALICE_ROOT/ITS/ITSgeometry_vPPRasymm2.det");
4347b38f	357	// detector thickness on layer 1 must be in the range [100,300]
	358	ITS->SetThicknessDet1(200.);
	359	// detector thickness on layer 2 must be in the range [100,300]
	360	ITS->SetThicknessDet2(200.);
	361	// chip thickness on layer 1 must be in the range [150,300]
	362	ITS->SetThicknessChip1(200.);
	363	// chip thickness on layer 2 must be in the range [150,300]
0d0e6995	364	ITS->SetThicknessChip2(200.);
4347b38f	365	// 1 --> rails in ; 0 --> rails out
0d0e6995	366	ITS->SetRails(0);
4347b38f	367	// 1 --> water ; 0 --> freon
0d0e6995	368	ITS->SetCoolingFluid(1);
4347b38f	369
4347b38f	370	// Coarse geometries (warning: no hits are produced with these
4347b38f	371	// coarse geometries and they unuseful for reconstruction !):
4347b38f	372	//
0d0e6995	373	//
0d0e6995	374	// AliITSvPPRcoarseasymm *ITS =
4347b38f	375	// new AliITSvPPRcoarseasymm("ITS","New ITS PPR coarse version "
0d0e6995	376	// "with asymmetric services");
4347b38f	377	// 1 --> rails in ; 0 --> rails out
0d0e6995	378	// ITS->SetRails(0);
4347b38f	379	// 0 --> Copper ; 1 --> Aluminum ; 2 --> Carbon
	380	// ITS->SetSupportMaterial(0);
	381	//
	382	// AliITS *ITS =
0d0e6995	383	// new AliITSvPPRcoarsesymm("ITS","New ITS PPR coarse version "
0d0e6995	384	// "with symmetric services");
4347b38f	385	// 1 --> rails in ; 0 --> rails out
	386	// ITS->SetRails(0);
	387	// 0 --> Copper ; 1 --> Aluminum ; 2 --> Carbon
	388	// ITS->SetSupportMaterial(0);
4347b38f	389	//
	390	// Geant3 <-> EUCLID conversion
	391	// ============================
	392	//
	393	// SetEUCLID is a flag to output (=1) or not to output (=0) both
	394	// geometry and media to two ASCII files (called by default
	395	// ITSgeometry.euc and ITSgeometry.tme) in a format understandable
	396	// to the CAD system EUCLID. The default (=0) means that you dont
	397	// want to use this facility.
	398	//
0d0e6995	399	ITS->SetEUCLID(0);
4347b38f	400	}
	401
	402	if (useTPC) {
	403	//============================ TPC parameters ====================
	404	//
	405	// This allows the user to specify sectors for the SLOW (TPC
	406	// geometry 2) Simulator. SecAL (SecAU) <0 means that ALL lower
	407	// (upper) sectors are specified, any value other than that
	408	// requires at least one sector (lower or upper)to be specified!
0d0e6995	409	//
	410	// Reminder:
	411	// sectors 1-24 are lower sectors (1-12 -> z>0, 13-24 -> z<0)
	412	// sectors 25-72 are the upper ones (25-48 -> z>0, 49-72 -> z<0)
	413	//
4347b38f	414	// SecLows - number of lower sectors specified (up to 6)
	415	// SecUps - number of upper sectors specified (up to 12)
	416	// Sens - sensitive strips for the Slow Simulator !!!
	417	//
	418	// This does NOT work if all S or L-sectors are specified, i.e.
	419	// if SecAL or SecAU < 0
	420	//
	421	//
	422	//----------------------------------------------------------------
	423	// gROOT->LoadMacro("SetTPCParam.C");
	424	// AliTPCParam *param = SetTPCParam();
	425	AliTPC *TPC = new AliTPCv2("TPC", "Default");
	426
0d0e6995	427	// All sectors included
4347b38f	428	TPC->SetSecAL(-1);
0d0e6995	429	TPC->SetSecAU(-1);
4347b38f	430	}
0d0e6995	431
4347b38f	432	if (useTOF) {
	433	//=================== TOF parameters ============================
	434	AliTOF *TOF = new AliTOFv4T0("TOF", "normal TOF");
	435	}
	436
	437	if (useRICH) {
	438	//=================== RICH parameters ===========================
	439	AliRICH *RICH = new AliRICHv1("RICH", "normal RICH");
0d0e6995	440
4347b38f	441	}
	442
	443	if (useZDC) {
	444	//=================== ZDC parameters ============================
	445	AliZDC *ZDC = new AliZDCv2("ZDC", "normal ZDC");
	446	}
	447
	448	if (useTRD) {
	449	//=================== TRD parameters ============================
	450	AliTRD *TRD = new AliTRDv1("TRD", "TRD slow simulator");
0d0e6995	451
0d0e6995	452	// Select the gas mixture (0: 97% Xe + 3% isobutane, 1: 90% Xe + 10% CO2)
4347b38f	453	TRD->SetGasMix(1);
0d0e6995	454	if (sgeo == kHoles) {
4347b38f	455	// With hole in front of PHOS
	456	TRD->SetPHOShole();
	457	// With hole in front of RICH
	458	TRD->SetRICHhole();
	459	}
	460	// Switch on TR
	461	AliTRDsim *TRDsim = TRD->CreateTR();
	462	}
	463
	464	if (useFMD) {
	465	//=================== FMD parameters ============================
0d0e6995	466	AliFMD *FMD = new AliFMDv1("FMD", "normal FMD");
4347b38f	467	}
	468
	469	if (useMUON) {
	470	//=================== MUON parameters ===========================
	471	AliMUON *MUON = new AliMUONv1("MUON", "default");
	472	MUON->AddGeometryBuilder(new AliMUONSt1GeometryBuilder(MUON));
	473	MUON->AddGeometryBuilder(new AliMUONSt2GeometryBuilder(MUON));
	474	MUON->AddGeometryBuilder(new AliMUONSlatGeometryBuilder(MUON));
	475	MUON->AddGeometryBuilder(new AliMUONTriggerGeometryBuilder(MUON));
	476	}
0d0e6995	477
4347b38f	478	if (usePHOS) {
0d0e6995	479	//=================== PHOS parameters ===========================
4347b38f	480	AliPHOS *PHOS = new AliPHOSv1("PHOS", "IHEP");
	481	}
	482
	483	if (usePMD) {
	484	//=================== PMD parameters ============================
	485	AliPMD *PMD = new AliPMDv1("PMD", "normal PMD");
	486	}
	487
	488	if (useSTART) {
	489	//=================== START parameters ============================
	490	AliSTART *START = new AliSTARTv1("START", "START Detector");
	491	}
	492
	493	if (useEMCAL) {
	494	//=================== EMCAL parameters ============================
	495	AliEMCAL *EMCAL = new AliEMCALv1("EMCAL", "EMCAL_55_25");
	496	}
	497
	498	if (useCRT) {
	499	//=================== CRT parameters ============================
	500	AliCRT *CRT = new AliCRTv0("CRT", "normal ACORDE");
	501	}
	502
	503	if (useVZERO) {
	504	//=================== CRT parameters ============================
	505	AliVZERO *VZERO = new AliVZEROv3("VZERO", "normal VZERO");
	506	}
4347b38f	507	}
4347b38f	508
0d0e6995	509	Float_t EtaToTheta(Float_t arg)
0d0e6995	510	{
4347b38f	511	return (180./TMath::Pi())2.atan(exp(-arg));
4347b38f	512	}
0d0e6995	513