[u/mrichter/AliRoot.git] / macros / Config_PDC07_MBias_MUON.C

// Config file MUON + ITS (for vertex) + VZERO + FMD for PDC07
// Tuned for p+p min biais and quarkonia production, heavy quark production 
// from AliGenCorrHF(AliGenMUONCocktailpp)
// Remember to define the directory and option
// gAlice->SetConfigFunction("Config('$HOME','box');");
// april 3rd: added L3 magnet 

void Config(char directory[100]="", char option[6]="trgAll")
{
    
    static Int_t sseed = 0; // Set 0 to use the current time
    
  //=====================================================================
  //  Libraries required by geant321
  //    gSystem->Load("liblhapdf.so");
  //    gSystem->Load("libEGPythia6.so");
  //    gSystem->Load("libPythia6.so");
  //    gSystem->Load("libpythia6.so");
  //    gSystem->Load("libAliPythia6.so");

    gSystem->Load("libgeant321.so");
    
    new TGeant3TGeo("C++ Interface to Geant3");
  //=======================================================================

    if(!AliCDBManager::Instance()->IsDefaultStorageSet()){
	AliCDBManager::Instance()->SetDefaultStorage("local://$ALICE_ROOT");
	AliCDBManager::Instance()->SetRun(0);
    }

  // Set Random Number seed
    gRandom->SetSeed(sseed);

  //  Create the output file    
    Text_t filename[100];
    sprintf(filename,"%sgalice.root",directory);

    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(1000);
    gAlice->SetRunLoader(rl);

  //=======================================================================
  // Set the trigger configuration - not needed here for MUON in
  // stand-alone mode
  // gAlice->SetTriggerDescriptor("p-p");
  // cout<<"Trigger configuration is set to  p-p"<<endl;

  //=======================================================================
  // 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); 
  //
  //=======================================================================
  // ************* STEERING parameters FOR ALICE SIMULATION **************
  // Chamber positions
  // From AliMUONConstants class we get :
  //   Position Z (along beam) of the chambers (in cm) 
  //        (from AliMUONConstants class):  
  //    533.5,  546.5,  678.5, 693.5,  964.0, 986.0, 1251.5, 1278.5, 
  //   1416.5, 1443.5,  1610, 1625.,  1710., 1725. 
  //   Internal Radius (in cm)   
  //     36.4,  46.2,  66.0,  80.,  80., 100., 100.    
  //   External Radius (in cm)
  //    183.,  245.,  395.,  560., 563., 850., 900.  
  //=======================================================================

    AliGenPythia* PythiaForMUONCocktail(Decay_t dt)
	{
	    AliGenPythia *pythia = new AliGenPythia(1);
	    pythia->SetProcess(kPyMbMSEL1);
	    pythia->SetStrucFunc(kCTEQ5L);
	    pythia->SetEnergyCMS(14000.);
	    pythia->SetForceDecay(dt);
	    pythia->SetPtRange(0.,100.);
	    pythia->SetYRange(-8.,8.);
	    pythia->SetPhiRange(0.,360.);
	    pythia->SetPtHard(2.76,-1.0);
	    pythia->SwitchHFOff();
	    return pythia;
	}

    if (!strcmp(option,"trg2mu")) {
	AliGenMUONCocktailpp *gener = new AliGenMUONCocktailpp();
	gener->SetPtRange(0.,100.);
	gener->SetYRange(-4.,-2.4);
	gener->SetPhiRange(0., 360.);
	gener->SetMuonMultiplicity(2);  
	gener->SetMuonPtCut(0.5);
	gener->SetMuonThetaRange(171.,178.);      
	gener->SetOrigin(0.,0.,0.); 
	gener->SetSigma(0.,0.,5.);
	gener->SetVertexSmear(kPerEvent);
	Decay_t dt = gener->GetDecayModePythia();
	AliGenPythia* pythia = PythiaForMUONCocktail(dt);
	pythia->Init();     
	gener->AddGenerator(pythia,"Pythia",1);
	gener->Init(); 
    }
 
    if (!strcmp(option,"trg1mu")) {
	AliGenMUONCocktailpp *gener = new AliGenMUONCocktailpp();
	gener->SetPtRange(0.,100.);
	gener->SetYRange(-4.,-2.4);
	gener->SetPhiRange(0., 360.);
	gener->SetMuonMultiplicity(1);  
	gener->SetMuonPtCut(0.5);
	gener->SetMuonThetaRange(171.,178.);      
	gener->SetOrigin(0.,0.,0.); 
	gener->SetSigma(0.,0.,5.);
	gener->SetVertexSmear(kPerEvent);
	Decay_t dt = gener->GetDecayModePythia();
	AliGenPythia* pythia = PythiaForMUONCocktail(dt);
	pythia->Init();     
	gener->AddGenerator(pythia,"Pythia",1);
	gener->Init(); 
    }
    if (!strcmp(option,"trgAll")) {
	AliGenMUONCocktailpp *gener = new AliGenMUONCocktailpp();
	gener->SetPtRange(0.,100.);
	gener->SetYRange(-4.,-2.4);
	gener->SetPhiRange(0., 360.);
	gener->SetMuonMultiplicity(0);  
	gener->SetMuonPtCut(0.);    
	gener->SetOrigin(0.,0.,0.); 
	gener->SetSigma(0.,0.,5.3);
	gener->SetVertexSmear(kPerEvent);
	Decay_t dt = gener->GetDecayModePythia();
	AliGenPythia* pythia = PythiaForMUONCocktail(dt);
	pythia->Init();     
	gener->AddGenerator(pythia,"Pythia",1);
	gener->Init();
    }
  //============================================================= 
  // Field (L3 0.5 T) outside dimuon spectrometer
    AliMagFMaps* field = new AliMagFMaps("Maps","Maps", 2, 1., 10., AliMagFMaps::k5kG);
    field->SetL3ConstField(0); // Using const. field in the barrel 
    gAlice->SetField(field);

    Int_t   iITS = 1;
    Int_t   iFMD = 1;
    Int_t   iVZERO = 1;

    rl->CdGAFile();

  //=================== 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 3");
  //================== HALL parameters ============================
    AliHALL *HALL = new AliHALLv3("HALL", "Alice Hall");
  //================== The L3 Magnet ==============================
    AliMAG *MAG = new AliMAG("MAG", "L3 Magnet");
  //=================== PIPE parameters ============================
    AliPIPE *PIPE = new AliPIPEv3("PIPE", "Beam Pipe");
  //=================== SHIL parameters ============================
    AliSHIL *SHIL = new AliSHILv3("SHIL", "Shielding Version 3");
  //=================== ITS parameters =============================
    if(iITS) {
	AliITSvPPRasymmFMD *ITS  = new AliITSvPPRasymmFMD("ITS","ITS PPR detailed version with asymmetric services");
    }      
 //=================== FMD parameters =============================
    if(iFMD) {
	AliFMD *FMD = new AliFMDv1("FMD", "normal FMD");
    }
 //=================== VZERO parameters =============================
    if (iVZERO) {
	AliVZERO *VZERO = new AliVZEROv7("VZERO", "normal VZERO");
    }

  //=================== MUON Subsystem ===========================
    cout << ">>> Config.C: Creating AliMUONv1 ..."<<endl;

    AliMUON *MUON = new AliMUONv1("MUON");
}

Float_t EtaToTheta(Float_t arg){
    return (180./TMath::Pi())*2.*atan(exp(-arg));
}
Commit	Line	Data
2dd2096a	1	// Config file MUON + ITS (for vertex) + VZERO + FMD for PDC07
	2	// Tuned for p+p min biais and quarkonia production, heavy quark production
	3	// from AliGenCorrHF(AliGenMUONCocktailpp)
	4	// Remember to define the directory and option
	5	// gAlice->SetConfigFunction("Config('$HOME','box');");
	6	// april 3rd: added L3 magnet
	7
	8	void Config(char directory[100]="", char option[6]="trgAll")
	9	{
	10
	11	static Int_t sseed = 0; // Set 0 to use the current time
	12
	13	//=====================================================================
	14	// Libraries required by geant321
37ff1457	15	// gSystem->Load("liblhapdf.so");
	16	// gSystem->Load("libEGPythia6.so");
	17	// gSystem->Load("libPythia6.so");
	18	// gSystem->Load("libpythia6.so");
	19	// gSystem->Load("libAliPythia6.so");
	20
2dd2096a	21	gSystem->Load("libgeant321.so");
37ff1457	22
2dd2096a	23	new TGeant3TGeo("C++ Interface to Geant3");
	24	//=======================================================================
	25
	26	if(!AliCDBManager::Instance()->IsDefaultStorageSet()){
	27	AliCDBManager::Instance()->SetDefaultStorage("local://$ALICE_ROOT");
	28	AliCDBManager::Instance()->SetRun(0);
	29	}
	30
	31	// Set Random Number seed
	32	gRandom->SetSeed(sseed);
	33
	34	// Create the output file
	35	Text_t filename[100];
	36	sprintf(filename,"%sgalice.root",directory);
	37
	38	AliRunLoader* rl=0x0;
	39	rl = AliRunLoader::Open(
	40	filename, AliConfig::GetDefaultEventFolderName(), "recreate");
	41	if (rl == 0x0) {
	42	gAlice->Fatal("Config.C","Can not instatiate the Run Loader");
	43	return;
	44	}
	45	rl->SetCompressionLevel(2);
	46	rl->SetNumberOfEventsPerFile(1000);
	47	gAlice->SetRunLoader(rl);
	48
	49	//=======================================================================
	50	// Set the trigger configuration - not needed here for MUON in
	51	// stand-alone mode
	52	// gAlice->SetTriggerDescriptor("p-p");
	53	// cout<<"Trigger configuration is set to p-p"<<endl;
	54
	55	//=======================================================================
	56	// Set External decayer
	57	TVirtualMCDecayer *decayer = new AliDecayerPythia();
	58	decayer->SetForceDecay(kAll);
	59	decayer->Init();
	60	gMC->SetExternalDecayer(decayer);
	61
	62	//=======================================================================
	63	// ***** GEANT STEERING parameters FOR ALICE SIMULATION *****
	64	gMC->SetProcess("DCAY",1);
	65	gMC->SetProcess("PAIR",1);
	66	gMC->SetProcess("COMP",1);
	67	gMC->SetProcess("PHOT",1);
	68	gMC->SetProcess("PFIS",0);
	69	gMC->SetProcess("DRAY",0);
	70	gMC->SetProcess("ANNI",1);
	71	gMC->SetProcess("BREM",1);
	72	gMC->SetProcess("MUNU",1);
	73	gMC->SetProcess("CKOV",1);
	74	gMC->SetProcess("HADR",1);
	75	gMC->SetProcess("LOSS",2);
	76	gMC->SetProcess("MULS",1);
	77	gMC->SetProcess("RAYL",1);
	78
	79	Float_t cut = 1.e-3; // 1MeV cut by default
	80	Float_t tofmax = 1.e10;
	81
	82	gMC->SetCut("CUTGAM", cut);
	83	gMC->SetCut("CUTELE", cut);
	84	gMC->SetCut("CUTNEU", cut);
	85	gMC->SetCut("CUTHAD", cut);
	86	gMC->SetCut("CUTMUO", cut);
87	gMC->SetCut("BCUTE", cut);
88	gMC->SetCut("BCUTM", cut);
89	gMC->SetCut("DCUTE", cut);
90	gMC->SetCut("DCUTM", cut);
91	gMC->SetCut("PPCUTM", cut);
92	gMC->SetCut("TOFMAX", tofmax);
93	//
94	//=======================================================================
95	// *********** STEERING parameters FOR ALICE SIMULATION ************
96	// Chamber positions
97	// From AliMUONConstants class we get :
98	// Position Z (along beam) of the chambers (in cm)
99	// (from AliMUONConstants class):
100	// 533.5, 546.5, 678.5, 693.5, 964.0, 986.0, 1251.5, 1278.5,
101	// 1416.5, 1443.5, 1610, 1625., 1710., 1725.
102	// Internal Radius (in cm)
103	// 36.4, 46.2, 66.0, 80., 80., 100., 100.
104	// External Radius (in cm)
105	// 183., 245., 395., 560., 563., 850., 900.
106	//=======================================================================
107
37ff1457	108	AliGenPythia* PythiaForMUONCocktail(Decay_t dt)
	109	{
	110	AliGenPythia *pythia = new AliGenPythia(1);
	111	pythia->SetProcess(kPyMbMSEL1);
	112	pythia->SetStrucFunc(kCTEQ5L);
	113	pythia->SetEnergyCMS(14000.);
	114	pythia->SetForceDecay(dt);
	115	pythia->SetPtRange(0.,100.);
	116	pythia->SetYRange(-8.,8.);
	117	pythia->SetPhiRange(0.,360.);
	118	pythia->SetPtHard(2.76,-1.0);
	119	pythia->SwitchHFOff();
	120	return pythia;
	121	}
	122
2dd2096a	123	if (!strcmp(option,"trg2mu")) {
	124	AliGenMUONCocktailpp *gener = new AliGenMUONCocktailpp();
	125	gener->SetPtRange(0.,100.);
	126	gener->SetYRange(-4.,-2.4);
	127	gener->SetPhiRange(0., 360.);
	128	gener->SetMuonMultiplicity(2);
	129	gener->SetMuonPtCut(0.5);
	130	gener->SetMuonThetaRange(171.,178.);
	131	gener->SetOrigin(0.,0.,0.);
	132	gener->SetSigma(0.,0.,5.);
	133	gener->SetVertexSmear(kPerEvent);
37ff1457	134	Decay_t dt = gener->GetDecayModePythia();
	135	AliGenPythia* pythia = PythiaForMUONCocktail(dt);
	136	pythia->Init();
	137	gener->AddGenerator(pythia,"Pythia",1);
2dd2096a	138	gener->Init();
	139	}
	140
	141	if (!strcmp(option,"trg1mu")) {
	142	AliGenMUONCocktailpp *gener = new AliGenMUONCocktailpp();
	143	gener->SetPtRange(0.,100.);
	144	gener->SetYRange(-4.,-2.4);
	145	gener->SetPhiRange(0., 360.);
	146	gener->SetMuonMultiplicity(1);
	147	gener->SetMuonPtCut(0.5);
	148	gener->SetMuonThetaRange(171.,178.);
	149	gener->SetOrigin(0.,0.,0.);
	150	gener->SetSigma(0.,0.,5.);
	151	gener->SetVertexSmear(kPerEvent);
37ff1457	152	Decay_t dt = gener->GetDecayModePythia();
	153	AliGenPythia* pythia = PythiaForMUONCocktail(dt);
	154	pythia->Init();
	155	gener->AddGenerator(pythia,"Pythia",1);
2dd2096a	156	gener->Init();
	157	}
	158	if (!strcmp(option,"trgAll")) {
	159	AliGenMUONCocktailpp *gener = new AliGenMUONCocktailpp();
	160	gener->SetPtRange(0.,100.);
	161	gener->SetYRange(-4.,-2.4);
	162	gener->SetPhiRange(0., 360.);
	163	gener->SetMuonMultiplicity(0);
	164	gener->SetMuonPtCut(0.);
	165	gener->SetOrigin(0.,0.,0.);
	166	gener->SetSigma(0.,0.,5.3);
	167	gener->SetVertexSmear(kPerEvent);
37ff1457	168	Decay_t dt = gener->GetDecayModePythia();
	169	AliGenPythia* pythia = PythiaForMUONCocktail(dt);
	170	pythia->Init();
	171	gener->AddGenerator(pythia,"Pythia",1);
2dd2096a	172	gener->Init();
	173	}
	174	//=============================================================
	175	// Field (L3 0.5 T) outside dimuon spectrometer
	176	AliMagFMaps* field = new AliMagFMaps("Maps","Maps", 2, 1., 10., AliMagFMaps::k5kG);
	177	field->SetL3ConstField(0); // Using const. field in the barrel
	178	gAlice->SetField(field);
	179
	180	Int_t iITS = 1;
	181	Int_t iFMD = 1;
	182	Int_t iVZERO = 1;
	183
	184	rl->CdGAFile();
	185
	186	//=================== Alice BODY parameters =============================
	187	AliBODY *BODY = new AliBODY("BODY","Alice envelop");
	188	//=================== ABSO parameters ============================
	189	AliABSO *ABSO = new AliABSOv3("ABSO", "Muon Absorber");
	190	//=================== DIPO parameters ============================
	191	AliDIPO *DIPO = new AliDIPOv3("DIPO", "Dipole version 3");
	192	//================== HALL parameters ============================
	193	AliHALL *HALL = new AliHALLv3("HALL", "Alice Hall");
	194	//================== The L3 Magnet ==============================
	195	AliMAG *MAG = new AliMAG("MAG", "L3 Magnet");
	196	//=================== PIPE parameters ============================
	197	AliPIPE *PIPE = new AliPIPEv3("PIPE", "Beam Pipe");
	198	//=================== SHIL parameters ============================
	199	AliSHIL *SHIL = new AliSHILv3("SHIL", "Shielding Version 3");
	200	//=================== ITS parameters =============================
	201	if(iITS) {
	202	AliITSvPPRasymmFMD *ITS = new AliITSvPPRasymmFMD("ITS","ITS PPR detailed version with asymmetric services");
	203	}
	204	//=================== FMD parameters =============================
	205	if(iFMD) {
	206	AliFMD *FMD = new AliFMDv1("FMD", "normal FMD");
	207	}
	208	//=================== VZERO parameters =============================
	209	if (iVZERO) {
	210	AliVZERO *VZERO = new AliVZEROv7("VZERO", "normal VZERO");
	211	}
	212
	213	//=================== MUON Subsystem ===========================
	214	cout << ">>> Config.C: Creating AliMUONv1 ..."<<endl;
	215
	216	AliMUON *MUON = new AliMUONv1("MUON");
	217	}
	218
	219	Float_t EtaToTheta(Float_t arg){
	220	return (180./TMath::Pi())2.atan(exp(-arg));
	221	}
37ff1457	222