[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

  // Load Pythia libraries
    LoadPythia();
    
  //=====================================================================
  //  Libraries required by geant321
    gSystem->Load("libgeant321");
    
    new TGeant3TGeo("C++ Interface to Geant3");
  //=======================================================================

    if(!AliCDBManager::Instance()->IsDefaultStorageSet()){
	AliCDBManager::Instance()->SetDefaultStorage("local://$ALICE_ROOT/OCDB");
	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
  // AliSimulation::Instance()->SetTriggerConfig("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
    AliMagF* field = new AliMagF("Maps","Maps", 1., 1., AliMagF::k5kG);
    field->SetL3ConstField(0); // Using const. field in the barrel 
    TGeoGlobalMagField::Instance()->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) {
	AliITS *ITS  = new AliITSv11("ITS","ITS v11");
    }      
 //=================== 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));
}

  

void LoadPythia()
{
    // Load Pythia related libraries
    gSystem->Load("liblhapdf");      // Parton density functions
    gSystem->Load("libEGPythia6");   // TGenerator interface
    gSystem->Load("libpythia6");     // Pythia
    gSystem->Load("libAliPythia6");  // ALICE specific implementations
}
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('$HOME','box');");
	6	// april 3rd: added L3 magnet
	7
	8	void Config(char directory[100]="", char option[6]="trgAll")
	9	{
	10
	11	static Int_t sseed = 0; // Set 0 to use the current time
ee621efa	12
	13	// Load Pythia libraries
	14	LoadPythia();
2dd2096a	15
	16	//=====================================================================
	17	// Libraries required by geant321
4070f709	18	gSystem->Load("libgeant321");
37ff1457	19
2dd2096a	20	new TGeant3TGeo("C++ Interface to Geant3");
	21	//=======================================================================
	22
	23	if(!AliCDBManager::Instance()->IsDefaultStorageSet()){
162637e4	24	AliCDBManager::Instance()->SetDefaultStorage("local://$ALICE_ROOT/OCDB");
2dd2096a	25	AliCDBManager::Instance()->SetRun(0);
	26	}
	27
	28	// Set Random Number seed
	29	gRandom->SetSeed(sseed);
	30
	31	// Create the output file
	32	Text_t filename[100];
	33	sprintf(filename,"%sgalice.root",directory);
	34
	35	AliRunLoader* rl=0x0;
	36	rl = AliRunLoader::Open(
	37	filename, AliConfig::GetDefaultEventFolderName(), "recreate");
	38	if (rl == 0x0) {
	39	gAlice->Fatal("Config.C","Can not instatiate the Run Loader");
	40	return;
	41	}
	42	rl->SetCompressionLevel(2);
	43	rl->SetNumberOfEventsPerFile(1000);
	44	gAlice->SetRunLoader(rl);
	45
	46	//=======================================================================
	47	// Set the trigger configuration - not needed here for MUON in
	48	// stand-alone mode
28da60d3	49	// AliSimulation::Instance()->SetTriggerConfig("p-p");
2dd2096a	50	// cout<<"Trigger configuration is set to p-p"<<endl;
	51
	52	//=======================================================================
	53	// Set External decayer
	54	TVirtualMCDecayer *decayer = new AliDecayerPythia();
	55	decayer->SetForceDecay(kAll);
	56	decayer->Init();
	57	gMC->SetExternalDecayer(decayer);
	58
	59	//=======================================================================
	60	// ***** GEANT STEERING parameters FOR ALICE SIMULATION *****
	61	gMC->SetProcess("DCAY",1);
	62	gMC->SetProcess("PAIR",1);
	63	gMC->SetProcess("COMP",1);
	64	gMC->SetProcess("PHOT",1);
	65	gMC->SetProcess("PFIS",0);
	66	gMC->SetProcess("DRAY",0);
	67	gMC->SetProcess("ANNI",1);
	68	gMC->SetProcess("BREM",1);
	69	gMC->SetProcess("MUNU",1);
	70	gMC->SetProcess("CKOV",1);
	71	gMC->SetProcess("HADR",1);
	72	gMC->SetProcess("LOSS",2);
	73	gMC->SetProcess("MULS",1);
	74	gMC->SetProcess("RAYL",1);
	75
	76	Float_t cut = 1.e-3; // 1MeV cut by default
	77	Float_t tofmax = 1.e10;
	78
	79	gMC->SetCut("CUTGAM", cut);
	80	gMC->SetCut("CUTELE", cut);
	81	gMC->SetCut("CUTNEU", cut);
	82	gMC->SetCut("CUTHAD", cut);
	83	gMC->SetCut("CUTMUO", cut);
	84	gMC->SetCut("BCUTE", cut);
	85	gMC->SetCut("BCUTM", cut);
	86	gMC->SetCut("DCUTE", cut);
	87	gMC->SetCut("DCUTM", cut);
	88	gMC->SetCut("PPCUTM", cut);
	89	gMC->SetCut("TOFMAX", tofmax);
	90	//
	91	//=======================================================================
	92	// *********** STEERING parameters FOR ALICE SIMULATION ************
	93	// Chamber positions
	94	// From AliMUONConstants class we get :
	95	// Position Z (along beam) of the chambers (in cm)
	96	// (from AliMUONConstants class):
	97	// 533.5, 546.5, 678.5, 693.5, 964.0, 986.0, 1251.5, 1278.5,
	98	// 1416.5, 1443.5, 1610, 1625., 1710., 1725.
	99	// Internal Radius (in cm)
	100	// 36.4, 46.2, 66.0, 80., 80., 100., 100.
	101	// External Radius (in cm)
	102	// 183., 245., 395., 560., 563., 850., 900.
	103	//=======================================================================
	104
37ff1457	105	AliGenPythia* PythiaForMUONCocktail(Decay_t dt)
	106	{
	107	AliGenPythia *pythia = new AliGenPythia(1);
	108	pythia->SetProcess(kPyMbMSEL1);
	109	pythia->SetStrucFunc(kCTEQ5L);
	110	pythia->SetEnergyCMS(14000.);
	111	pythia->SetForceDecay(dt);
	112	pythia->SetPtRange(0.,100.);
	113	pythia->SetYRange(-8.,8.);
	114	pythia->SetPhiRange(0.,360.);
	115	pythia->SetPtHard(2.76,-1.0);
	116	pythia->SwitchHFOff();
	117	return pythia;
	118	}
	119
2dd2096a	120	if (!strcmp(option,"trg2mu")) {
	121	AliGenMUONCocktailpp *gener = new AliGenMUONCocktailpp();
	122	gener->SetPtRange(0.,100.);
	123	gener->SetYRange(-4.,-2.4);
	124	gener->SetPhiRange(0., 360.);
	125	gener->SetMuonMultiplicity(2);
	126	gener->SetMuonPtCut(0.5);
	127	gener->SetMuonThetaRange(171.,178.);
	128	gener->SetOrigin(0.,0.,0.);
	129	gener->SetSigma(0.,0.,5.);
	130	gener->SetVertexSmear(kPerEvent);
37ff1457	131	Decay_t dt = gener->GetDecayModePythia();
	132	AliGenPythia* pythia = PythiaForMUONCocktail(dt);
	133	pythia->Init();
	134	gener->AddGenerator(pythia,"Pythia",1);
2dd2096a	135	gener->Init();
	136	}
	137
	138	if (!strcmp(option,"trg1mu")) {
	139	AliGenMUONCocktailpp *gener = new AliGenMUONCocktailpp();
	140	gener->SetPtRange(0.,100.);
	141	gener->SetYRange(-4.,-2.4);
	142	gener->SetPhiRange(0., 360.);
	143	gener->SetMuonMultiplicity(1);
	144	gener->SetMuonPtCut(0.5);
	145	gener->SetMuonThetaRange(171.,178.);
	146	gener->SetOrigin(0.,0.,0.);
	147	gener->SetSigma(0.,0.,5.);
	148	gener->SetVertexSmear(kPerEvent);
37ff1457	149	Decay_t dt = gener->GetDecayModePythia();
	150	AliGenPythia* pythia = PythiaForMUONCocktail(dt);
	151	pythia->Init();
	152	gener->AddGenerator(pythia,"Pythia",1);
2dd2096a	153	gener->Init();
	154	}
	155	if (!strcmp(option,"trgAll")) {
	156	AliGenMUONCocktailpp *gener = new AliGenMUONCocktailpp();
	157	gener->SetPtRange(0.,100.);
	158	gener->SetYRange(-4.,-2.4);
	159	gener->SetPhiRange(0., 360.);
	160	gener->SetMuonMultiplicity(0);
	161	gener->SetMuonPtCut(0.);
	162	gener->SetOrigin(0.,0.,0.);
	163	gener->SetSigma(0.,0.,5.3);
	164	gener->SetVertexSmear(kPerEvent);
37ff1457	165	Decay_t dt = gener->GetDecayModePythia();
	166	AliGenPythia* pythia = PythiaForMUONCocktail(dt);
	167	pythia->Init();
	168	gener->AddGenerator(pythia,"Pythia",1);
2dd2096a	169	gener->Init();
	170	}
	171	//=============================================================
	172	// Field (L3 0.5 T) outside dimuon spectrometer
4642ac4b	173	AliMagF* field = new AliMagF("Maps","Maps", 1., 1., AliMagF::k5kG);
2dd2096a	174	field->SetL3ConstField(0); // Using const. field in the barrel
f7a1cc68	175	TGeoGlobalMagField::Instance()->SetField(field);
2dd2096a	176
	177	Int_t iITS = 1;
	178	Int_t iFMD = 1;
	179	Int_t iVZERO = 1;
	180
	181	rl->CdGAFile();
	182
	183	//=================== Alice BODY parameters =============================
	184	AliBODY *BODY = new AliBODY("BODY","Alice envelop");
	185	//=================== ABSO parameters ============================
	186	AliABSO *ABSO = new AliABSOv3("ABSO", "Muon Absorber");
	187	//=================== DIPO parameters ============================
	188	AliDIPO *DIPO = new AliDIPOv3("DIPO", "Dipole version 3");
	189	//================== HALL parameters ============================
	190	AliHALL *HALL = new AliHALLv3("HALL", "Alice Hall");
	191	//================== The L3 Magnet ==============================
	192	AliMAG *MAG = new AliMAG("MAG", "L3 Magnet");
	193	//=================== PIPE parameters ============================
	194	AliPIPE *PIPE = new AliPIPEv3("PIPE", "Beam Pipe");
	195	//=================== SHIL parameters ============================
	196	AliSHIL *SHIL = new AliSHILv3("SHIL", "Shielding Version 3");
	197	//=================== ITS parameters =============================
	198	if(iITS) {
3a5fcc75	199	AliITS *ITS = new AliITSv11("ITS","ITS v11");
2dd2096a	200	}
	201	//=================== FMD parameters =============================
	202	if(iFMD) {
	203	AliFMD *FMD = new AliFMDv1("FMD", "normal FMD");
	204	}
	205	//=================== VZERO parameters =============================
	206	if (iVZERO) {
	207	AliVZERO *VZERO = new AliVZEROv7("VZERO", "normal VZERO");
	208	}
	209
	210	//=================== MUON Subsystem ===========================
	211	cout << ">>> Config.C: Creating AliMUONv1 ..."<<endl;
	212
	213	AliMUON *MUON = new AliMUONv1("MUON");
	214	}
	215
	216	Float_t EtaToTheta(Float_t arg){
	217	return (180./TMath::Pi())2.atan(exp(-arg));
	218	}
37ff1457	219
ee621efa	220
	221
	222	void LoadPythia()
	223	{
	224	// Load Pythia related libraries
b0635849	225	gSystem->Load("liblhapdf"); // Parton density functions
	226	gSystem->Load("libEGPythia6"); // TGenerator interface
	227	gSystem->Load("libpythia6"); // Pythia
	228	gSystem->Load("libAliPythia6"); // ALICE specific implementations
ee621efa	229	}