void Config() { cout << "==> Config.C..." << endl; // Set Random Number seed UInt_t at = (UInt_t) gSystem->Now() ; UInt_t seed = ((gSystem->GetPid()*111)%at)*137 ; // gRandom->SetSeed(seed); gRandom->SetSeed(12345); printf("MySeed: %d\n",seed) ; cout<<"Seed for random number generation= "<<gRandom->GetSeed()<<endl; // libraries required by fluka21 Bool_t isFluka = kFALSE; if (isFluka) { gSystem->Load("libGeom"); cout << "\t* Loading TFluka..." << endl; gSystem->Load("libTFluka"); cout << "\t* Instantiating TFluka..." << endl; new TFluka("C++ Interface to Fluka", 0/*verbositylevel*/); } else { cout << "\t* Loading Geant3..." << endl; gSystem->Load("libgeant321"); cout << "\t* Instantiating Geant3TGeo..." << endl; new TGeant3TGeo("C++ Interface to Geant3"); } IlcRunLoader* rl=0x0; cout<<"Config.C: Creating Run Loader ..."<<endl; rl = IlcRunLoader::Open("gilc.root", IlcConfig::GetDefaultEventFolderName(), "recreate"); if (rl == 0x0) { gIlc->Fatal("Config.C","Can not instatiate the Run Loader"); return; } rl->SetCompressionLevel(2); rl->SetNumberOfEventsPerFile(1000); gIlc->SetRunLoader(rl); // // Set External decayer IlcDecayer *decayer = new IlcDecayerPythia(); 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",0); //AZ 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); ((IlcMC*)gMC)->SetTransPar("./gilc.cuts") ; // //======================================================================= // ************* STEERING parameters FOR ILC SIMULATION ************** // --- Specify event type to be tracked through the ILC setup // --- All positions are in cm, angles in degrees, and P and E in GeV IlcGenBox *gener = new IlcGenBox(5); gener->SetMomentumRange(0.5, 5.); gener->SetPhiRange(260., 280.); gener->SetThetaRange(82.,98.); gener->SetPart(kGamma); 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 // // gener->SetVertexSmear(kPerEvent) ; if (smag == IlcMagF::k2kG) { comment = comment.Append(" | L3 field 0.2 T"); } else if (smag == IlcMagF::k5kG) { comment = comment.Append(" | L3 field 0.5 T"); } if (srad == kGluonRadiation) { comment = comment.Append(" | Gluon Radiation On"); } else { comment = comment.Append(" | Gluon Radiation Off"); } if (sgeo == kHoles) { comment = comment.Append(" | Holes for PVBAR/RICH"); } else { comment = comment.Append(" | No holes for PVBAR/RICH"); } printf("\n \n Comment: %s \n \n", comment.Data()); // Field (L3 0.4 T) //Zero magnetic field IlcMagF* field = new IlcMagF("Maps","Maps", 0., 0., IlcMagF::k5kGUniform); // IlcMagF* field = new IlcMagF("Maps","Maps", 2, -1., -1., 10., smag); TGeoGlobalMagField::Instance()->SetField(field); rl->CdGAFile(); Int_t iABSO = 0; Int_t iCRT = 0; Int_t iDIPO = 0; Int_t iFMD = 0; Int_t iFRAME = 0; Int_t iHALL = 0; Int_t iITS = 0; Int_t iMAG = 0; Int_t iMUON = 0; Int_t iPVBAR = 1; Int_t iPIPE = 0; Int_t iPMD = 0; Int_t iRICH = 0; Int_t iSHIL = 0; Int_t iSTART = 0; Int_t iTOF = 0; Int_t iTPC = 0; Int_t iTRD = 0; Int_t iZDC = 0; Int_t iEMCAL = 0; Int_t iVZERO = 0; cout << "\t* Creating the detectors ..." << endl; //=================== Ilc BODY parameters ============================= //=================== Ilc BODY parameters ============================= IlcBODY *BODY = new IlcBODY("BODY", "Ilc envelop"); if (iMAG) { //=================== MAG parameters ============================ // --- Start with Magnet since detector layouts may be depending --- // --- on the selected Magnet dimensions --- IlcMAG *MAG = new IlcMAG("MAG", "Magnet"); } if (iABSO) { //=================== ABSO parameters ============================ IlcABSO *ABSO = new IlcABSOv0("ABSO", "Muon Absorber"); } if (iDIPO) { //=================== DIPO parameters ============================ IlcDIPO *DIPO = new IlcDIPOv2("DIPO", "Dipole version 2"); } if (iHALL) { //=================== HALL parameters ============================ IlcHALL *HALL = new IlcHALL("HALL", "Ilc Hall"); } if (iFRAME) { //=================== FRAME parameters ============================ IlcFRAMEv2 *FRAME = new IlcFRAMEv2("FRAME", "Space Frame"); if (sgeo == kHoles) { FRAME->SetHoles(1); } else { FRAME->SetHoles(0); } } if (iSHIL) { //=================== SHIL parameters ============================ IlcSHIL *SHIL = new IlcSHILv2("SHIL", "Shielding Version 2"); } if (iPIPE) { //=================== PIPE parameters ============================ IlcPIPE *PIPE = new IlcPIPEv0("PIPE", "Beam Pipe"); } if(iITS) { //=================== ITS parameters ============================ // // As the innermost detector in ILC, 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 Ilcroot. // // Detailed geometries: // // //IlcITS *ITS = new IlcITSv5symm("ITS","Updated ITS TDR detailed version with symmetric services"); // //IlcITS *ITS = new IlcITSv5asymm("ITS","Updates ITS TDR detailed version with asymmetric services"); // IlcITSvPPRasymmFMD *ITS = new IlcITSvPPRasymmFMD("ITS","New ITS PPR detailed version with asymmetric services"); 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("$ILC_ROOT/ITS/ITSgeometry_vPPRasymm2.det"); // don't touch this parameter if you're not an ITS developer ITS->SetThicknessDet1(200.); // detector thickness on layer 1 must be in the range [100,300] ITS->SetThicknessDet2(200.); // detector thickness on layer 2 must be in the range [100,300] ITS->SetThicknessChip1(200.); // chip thickness on layer 1 must be in the range [150,300] ITS->SetThicknessChip2(200.); // chip thickness on layer 2 must be in the range [150,300] ITS->SetRails(0); // 1 --> rails in ; 0 --> rails out ITS->SetCoolingFluid(1); // 1 --> water ; 0 --> freon // Coarse geometries (warning: no hits are produced with these coarse geometries and they unuseful // for reconstruction !): // // //IlcITSvPPRcoarseasymm *ITS = new IlcITSvPPRcoarseasymm("ITS","New ITS PPR coarse version with asymmetric services"); //ITS->SetRails(0); // 1 --> rails in ; 0 --> rails out //ITS->SetSupportMaterial(0); // 0 --> Copper ; 1 --> Aluminum ; 2 --> Carbon // //IlcITS *ITS = new IlcITSvPPRcoarsesymm("ITS","New ITS PPR coarse version with symmetric services"); //ITS->SetRails(0); // 1 --> rails in ; 0 --> rails out //ITS->SetSupportMaterial(0); // 0 --> Copper ; 1 --> Aluminum ; 2 --> Carbon // // // // 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 (iTPC) { //============================ TPC parameters ================================ // IlcTPC *TPC = new IlcTPCv0("TPC", "Default"); IlcTPC *TPC = new IlcTPCv2("TPC", "Default"); } if (iTOF) { //=================== TOF parameters ============================ IlcTOF *TOF = new IlcTOFv4T0("TOF", "normal TOF"); } if (iRICH) { //=================== RICH parameters =========================== IlcRICH *RICH = new IlcRICHv1("RICH", "normal RICH"); } if (iZDC) { //=================== ZDC parameters ============================ IlcZDC *ZDC = new IlcZDCv2("ZDC", "normal ZDC"); } if (iTRD) { //=================== TRD parameters ============================ IlcTRD *TRD = new IlcTRDv1("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 PVBAR TRD->SetPVBARhole(); // With hole in front of RICH TRD->SetRICHhole(); } // Switch on TR IlcTRDsim *TRDsim = TRD->CreateTR(); } if (iFMD) { //=================== FMD parameters ============================ IlcFMD *FMD = new IlcFMDv1("FMD", "normal FMD"); } if (iMUON) { //=================== MUON parameters =========================== IlcMUON *MUON = new IlcMUONv1("MUON", "default"); } //=================== PVBAR parameters =========================== if (iPVBAR) { IlcPVBAR *PVBAR = new IlcPVBARv1("PVBAR", "ORKA"); // IlcPVBAR *PVBAR = new IlcPVBARv1("PVBAR", "noCPV"); } if (iPMD) { //=================== PMD parameters ============================ IlcPMD *PMD = new IlcPMDv1("PMD", "normal PMD"); } if (iSTART) { //=================== START parameters ============================ IlcSTART *START = new IlcSTARTv1("START", "START Detector"); } if (iEMCAL) { //=================== EMCAL parameters ============================ IlcEMCAL *EMCAL = new IlcEMCALv2("EMCAL", "EMCAL_COMPLETEV1"); } if (iCRT) { //=================== CRT parameters ============================ IlcCRT *CRT = new IlcCRTv0("CRT", "normal ACORDE"); } if (iVZERO) { //=================== CRT parameters ============================ IlcVZERO *VZERO = new IlcVZEROv3("VZERO", "normal VZERO"); } }
IlcGenerator* genGunConfig() { cout << "Running genGunConfig.C ... " << endl; //======================================================================= // Event generator //======================================================================= // The cocktail itself IlcGenCocktail *gener = new IlcGenCocktail(); gener->SetPhiRange(0, 360); // Set pseudorapidity range from -8 to 8. Float_t thmin = EtaToTheta(8); // theta min. <---> eta max Float_t thmax = EtaToTheta(-8); // 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 // Particle guns for the barrel part (taken from RichConfig) IlcGenFixed *pG1=new IlcGenFixed(1); pG1->SetPart(kProton); pG1->SetMomentum(2.5); pG1->SetTheta(109.5-3); pG1->SetPhi(10); gener->AddGenerator(pG1,"g1",1); IlcGenFixed *pG2=new IlcGenFixed(1); pG2->SetPart(kPiPlus); pG2->SetMomentum(1.0); pG2->SetTheta( 90.0-3); pG2->SetPhi(10); gener->AddGenerator(pG2,"g2",1); IlcGenFixed *pG3=new IlcGenFixed(1); pG3->SetPart(kPiMinus); pG3->SetMomentum(1.5); pG3->SetTheta(109.5-3); pG3->SetPhi(30); gener->AddGenerator(pG3,"g3",1); IlcGenFixed *pG4=new IlcGenFixed(1); pG4->SetPart(kKPlus); pG4->SetMomentum(0.7); pG4->SetTheta( 90.0-3); pG4->SetPhi(30); gener->AddGenerator(pG4,"g4",1); IlcGenFixed *pG5=new IlcGenFixed(1); pG5->SetPart(kKMinus); pG5->SetMomentum(1.0); pG5->SetTheta( 70.0-3); pG5->SetPhi(30); gener->AddGenerator(pG5,"g5",1); IlcGenFixed *pG6=new IlcGenFixed(1); pG6->SetPart(kProtonBar); pG6->SetMomentum(2.5); pG6->SetTheta( 90.0-3); pG6->SetPhi(50); gener->AddGenerator(pG6,"g6",1); IlcGenFixed *pG7=new IlcGenFixed(1); pG7->SetPart(kPiMinus); pG7->SetMomentum(0.7); pG7->SetTheta( 70.0-3); pG7->SetPhi(50); gener->AddGenerator(pG7,"g7",1); // Electrons for TRD IlcGenFixed *pG8=new IlcGenFixed(1); pG8->SetPart(kElectron); pG8->SetMomentum(1.2); pG8->SetTheta( 95.0); pG8->SetPhi(190); gener->AddGenerator(pG8,"g8",1); IlcGenFixed *pG9=new IlcGenFixed(1); pG9->SetPart(kPositron); pG9->SetMomentum(1.2); pG9->SetTheta( 85.0); pG9->SetPhi(190); gener->AddGenerator(pG9,"g9",1); // PHOS IlcGenBox *gphos = new IlcGenBox(1); gphos->SetMomentumRange(10,11.); gphos->SetPhiRange(270.5,270.7); gphos->SetThetaRange(90.5,90.7); gphos->SetPart(kGamma); gener->AddGenerator(gphos,"GENBOX GAMMA for PHOS",1); // EMCAL IlcGenBox *gemcal = new IlcGenBox(1); gemcal->SetMomentumRange(10,11.); gemcal->SetPhiRange(90.5,199.5); gemcal->SetThetaRange(90.5,90.7); gemcal->SetPart(kGamma); gener->AddGenerator(gemcal,"GENBOX GAMMA for EMCAL",1); // MUON IlcGenBox * gmuon1 = new IlcGenBox(1); gmuon1->SetMomentumRange(20.,20.1); gmuon1->SetPhiRange(0., 360.); gmuon1->SetThetaRange(171.000,178.001); gmuon1->SetPart(kMuonMinus); // Muons gener->AddGenerator(gmuon1,"GENBOX MUON1",1); IlcGenBox * gmuon2 = new IlcGenBox(1); gmuon2->SetMomentumRange(20.,20.1); gmuon2->SetPhiRange(0., 360.); gmuon2->SetThetaRange(171.000,178.001); gmuon2->SetPart(kMuonPlus); // Muons gener->AddGenerator(gmuon2,"GENBOX MUON1",1); //TOF IlcGenFixed *gtof=new IlcGenFixed(1); gtof->SetPart(kProton); gtof->SetMomentum(2.5); gtof->SetTheta(95); gtof->SetPhi(340); gener->AddGenerator(gtof,"Proton for TOF",1); //FMD1 IlcGenFixed *gfmd1=new IlcGenFixed(1); gfmd1->SetPart(kGamma); gfmd1->SetMomentum(25); gfmd1->SetTheta(1.8); gfmd1->SetPhi(10); gener->AddGenerator(gfmd1,"Gamma for FMD1",1); //FMD2i IlcGenFixed *gfmd2i=new IlcGenFixed(1); gfmd2i->SetPart(kPiPlus); gfmd2i->SetMomentum(1.5); gfmd2i->SetTheta(7.3); gfmd2i->SetPhi(20); gener->AddGenerator(gfmd2i,"Pi+ for FMD2i",1); //FMD2o IlcGenFixed *gfmd2o=new IlcGenFixed(1); gfmd2o->SetPart(kPiMinus); gfmd2o->SetMomentum(1.5); gfmd2o->SetTheta(16.1); gfmd2o->SetPhi(30); gener->AddGenerator(gfmd2o,"Pi- for FMD2o",1); //FMD3o IlcGenFixed *gfmd3o=new IlcGenFixed(1); gfmd3o->SetPart(kPiPlus); gfmd3o->SetMomentum(1.5); gfmd3o->SetTheta(163.9); gfmd3o->SetPhi(40); gener->AddGenerator(gfmd3o,"Pi+ for FMD3o",1); //FMD3i IlcGenFixed *gfmd3i=new IlcGenFixed(1); gfmd3i->SetPart(kPiMinus); gfmd3i->SetMomentum(1.5); gfmd3i->SetTheta(170.5); gfmd3i->SetPhi(50); gener->AddGenerator(gfmd3i,"Pi- for FMD3i",1); //VZERO C IlcGenFixed *gv0c=new IlcGenFixed(1); gv0c->SetPart(kPiPlus); gv0c->SetMomentum(1.5); gv0c->SetTheta(170); gv0c->SetPhi(50); gener->AddGenerator(gv0c,"Pi+ for V0C",1); //VZERO A IlcGenFixed *gv0a=new IlcGenFixed(1); gv0a->SetPart(kPiMinus); gv0a->SetMomentum(1.5); gv0a->SetTheta(1.5); gv0a->SetPhi(70); gener->AddGenerator(gv0a,"Pi- for V0A",1); //PMD IlcGenFixed *gpmd=new IlcGenFixed(1); gpmd->SetPart(kGamma); gpmd->SetMomentum(2); gpmd->SetTheta(12.6); gpmd->SetPhi(60); gener->AddGenerator(gpmd,"Gamma for PMD",1); //ZDC IlcGenFixed *gzdc1=new IlcGenFixed(1); gzdc1->SetPart(kProton); gzdc1->SetMomentum(700); gzdc1->SetTheta(0.6); gzdc1->SetPhi(60); gener->AddGenerator(gzdc1,"Proton for ZDC",1); IlcGenFixed *gzdc2=new IlcGenFixed(1); gzdc2->SetPart(kNeutron); gzdc2->SetMomentum(500); gzdc2->SetTheta(0.6); gzdc2->SetPhi(60); gener->AddGenerator(gzdc2,"Neutron for ZDC",1); //T0 IlcGenFixed *gt0=new IlcGenFixed(1); gt0->SetPart(kPiPlus); gt0->SetMomentum(2); gt0->SetTheta(5.1); gt0->SetPhi(60); gener->AddGenerator(gt0,"Pi+ for T0",1); IlcGenFixed *gt01=new IlcGenFixed(1); gt01->SetPart(kPiMinus); gt01->SetMomentum(2); gt01->SetTheta(5.1); gt01->SetPhi(60); gener->AddGenerator(gt01,"Pi- for T0",1); //ACORDE IlcGenFixed *gacorde=new IlcGenFixed(1); gacorde->SetPart(kMuonPlus); gacorde->SetMomentum(20); gacorde->SetTheta(90.); gacorde->SetPhi(90); gener->AddGenerator(gacorde,"Muon+ for ACORDE",1); IlcGenFixed *gacorde1=new IlcGenFixed(1); gacorde1->SetPart(kMuonMinus); gacorde1->SetMomentum(20); gacorde1->SetTheta(90.); gacorde1->SetPhi(90); gener->AddGenerator(gacorde1,"Muon- for ACORDE",1); gener->Init(); return gener; cout << "Running genGunConfig.C finished ... " << endl; }
void GeneratorFactory(PprRun_t srun) { IlcGenerator * gGener = 0x0; typedef enum { kNoSmear, kPerEvent, kPerTrack } VertexSmear_t; comment = comment.Append("*** GENERATOR: "); switch (srun) { //Particle Type specified by user /**************************************************** * // Particles type * // PDG Name * // 22 // photon * // -11 // positron * // 11 // electron * // 12 // neutrino e * // -13 // muon + * // 13 // muon - * // 111 // pi0 * // 211 // pi+ * // -211 // pi- * // 130 // Kaon Long * // 321 // Kaon + * // -321 // Kaon - * // 2112 // Neutron * // 2212 // Proton * // -2212 // Anti Proton * // 310 // Kaon Short ****************************************************/ case kGenFixed: //******************************************************* // Example of fixed particle gun * //******************************************************* //Fixed momentum, phi, theta and vertex position specified by the user: //SetMomentum(momentum) //SetPhi(phi) //SetTheta(theta) //Particle Type specified by user: //SetPart(ipart) { Int_t nParticles=1; IlcGenFixed *gener = new IlcGenFixed(nParticles); Int_t PDG=321; //set the PDG code of particle gener->SetPart(PDG); Double_t pmom = 1.e-5; gener->SetMomentum(pmom); Double_t phi = 90.; gener->SetPhi(phi); Double_t theta = 2.; gener->SetTheta(theta); const TParticlePDG *ap = TDatabasePDG::Instance()->GetParticle(PDG); char *name = ap->GetName(); comment = comment.Append(Form ("IlcGenFixed for %d %s (%f GeV/c) with phi %f and theta %f\n", nParticles,name,pmom,phi,theta)); gGener=gener; // gGener->SetOrigin(0., 0., -20.); // vertex position // gGener->SetSigma(0, 0, 2.); // Sigma in (X,Y,Z) (cm) on IP position // gGener->SetCutVertexZ(1.); // Truncate at 1 sigma // gGener->SetVertexSmear(kPerTrack); } break; case kGenBox: //******************************************************* // Example moving particle gun * //******************************************************* //Random generation of momentum (transverse momentum), phi and theta in user specified range. //Gaussian smearing of vertex either per event or per track. { Int_t nParticles=1; IlcGenBox *gener = new IlcGenBox(nParticles); Int_t PDG=321; //set the PDG code of particle gener->SetPart(PDG); Double_t pmin = 0.; Double_t pmax = 1.e-7; gener->SetMomentumRange(pmin,pmax); Double_t phimin = 0.0; Double_t phimax = 360.0; gener->SetPhiRange(phimin,phimax); Float_t thmin = 0.; Float_t thmax = 3.; gener->SetThetaRange(thmin,thmax); const TParticlePDG *ap = TDatabasePDG::Instance()->GetParticle(PDG); char *name = ap->GetName(); comment = comment.Append(Form ("IlcGenBox for %d %s (%f GeV/c-%f GeV/c) within phi %f-%f and theta %f-%f\n", nParticles,name,pmin,pmax,phimin,phimax,thmin,thmax)); gGener=gener; // gGener->SetOrigin(0., 0., -10.); // vertex position // gGener->SetSigma(0, 0, 2.); // Sigma in (X,Y,Z) (cm) on IP position // gGener->SetCutVertexZ(1.); // Truncate at 1 sigma // gGener->SetVertexSmear(kPerTrack); } break; case kCocktail: //******************************************************* // Example of Cocktail of particles * //******************************************************* { comment = comment.Append(": Cocktail of one muon and one pion from GenFixed generator\n"); IlcGenCocktail *gener = new IlcGenCocktail(); // gener->SetOrigin(0., 0., -10.); // vertex position // gener->SetSigma(0, 0, 1.); // Sigma in (X,Y,Z) (cm) on IP position // gener->SetCutVertexZ(1.); // Truncate at 1 sigma // gener->SetVertexSmear(kPerTrack); IlcGenFixed *muon = new IlcGenFixed(1); muon->SetPart(-13); muon->SetMomentum(2.); muon->SetPhi(90.); muon->SetTheta(80.); IlcGenFixed *pion = new IlcGenFixed(1); pion->SetPart(211); pion->SetMomentum(2.); pion->SetPhi(35.); pion->SetTheta(85.); gener->AddGenerator(muon,"muon",1); gener->AddGenerator(pion,"pion",1); gGener=gener; } break; default: break; } gGener->Init(); }