void Config()
{
// Get settings from environment variables
ProcessEnvironmentVars();
gRandom->SetSeed(seed);
cerr<<"Seed for random number generation= "<<seed<<endl;
// Libraries required by geant321
#if defined(__CINT__)
gSystem->Load("liblhapdf"); // Parton density functions
gSystem->Load("libEGPythia6"); // TGenerator interface
gSystem->Load("libpythia6"); // Pythia
gSystem->Load("libIlcPythia6"); // ILC specific implementations
gSystem->Load("libgeant321");
gSystem->Load("libTTherminator");
#endif
new TGeant3TGeo("C++ Interface to Geant3");
//=======================================================================
// Create the output file
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(3);
gIlc->SetRunLoader(rl);
// Set the trigger configuration
if ((embedrun == kBackground) || (embedrun == kMerged)) {
IlcSimulation::Instance()->SetTriggerConfig("Pb-Pb");
cout<<"Trigger configuration is set to Pb-Pb"<<endl;
}
else {
// Set the trigger configuration: proton-proton
IlcSimulation::Instance()->SetTriggerConfig("p-p");
}
//
// Set External decayer
TVirtualMCDecayer *decayer = new IlcDecayerPythia();
decayer->SetForceDecay(kAll);
decayer->Init();
gMC->SetExternalDecayer(decayer);
//=======================================================================
// ************* 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
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);
//======================//
// Set External decayer //
//======================//
TVirtualMCDecayer* decayer = new IlcDecayerPythia();
decayer->SetForceDecay(kAll);
decayer->Init();
gMC->SetExternalDecayer(decayer);
if ((embedrun == kMerged) || (embedrun == kSignal)) {
//=========================//
// Generator Configuration //
//=========================//
IlcGenerator* gener = 0x0;
if (proc == kPythia6) {
gener = MbPythia();
} else if (proc == kPhojet) {
gener = MbPhojet();
}
}
else {
IlcGenCocktail *gener = new IlcGenCocktail();
gener->SetPhiRange(0, 360);
// Set pseudorapidity range from -8 to 8.
Float_t thmin = EtaToTheta(1); // theta min. <---> eta max
Float_t thmax = EtaToTheta(-1); // theta max. <---> eta min
gener->SetThetaRange(thmin,thmax);
gener->SetProjectile("A",208,82);
gener->SetTarget("A",208,82);
IlcGenTherminator *genther = new IlcGenTherminator();
genther->SetFileName("event.out");
genther->SetEventNumberInFile(1);
genther->SetTemperature(0.145);
genther->SetMiuI(-0.0009);
genther->SetMiuS(0.000);
genther->SetMiuB(0.0008);
genther->SetAlfaRange(8.0);
genther->SetRapRange(4.0);
genther->SetRhoMax(7.74);
genther->SetTau(9.74);
genther->SetModel("Lhyquid3D");
genther->SetLhyquidSet("LHC500C2030");
gener->AddGenerator(genther, "THERMINATOR LHYQUID3D", 1);
}
// PRIMARY VERTEX
//
gener->SetOrigin(0., 0., 0.); // vertex position
//
//
// Size of the interaction diamond
// Longitudinal
Float_t sigmaz;
if (embedrun == kBackground) {
sigmaz = 7.55 / TMath::Sqrt(2.); // [cm]
}
else {
Float_t sigmaz = 5.4 / TMath::Sqrt(2.); // [cm]
if (energy == 900)
sigmaz = 10.5 / TMath::Sqrt(2.); // [cm]
}
//
// Transverse
Float_t betast = 10; // beta* [m]
Float_t eps = 3.75e-6; // emittance [m]
Float_t gamma = energy / 2.0 / 0.938272; // relativistic gamma [1]
Float_t sigmaxy = TMath::Sqrt(eps * betast / gamma) / TMath::Sqrt(2.) * 100.; // [cm]
printf("\n \n Diamond size x-y: %10.3e z: %10.3e\n \n", sigmaxy, sigmaz);
gener->SetSigma(sigmaxy, sigmaxy, sigmaz); // Sigma in (X,Y,Z) (cm) on IP position
gener->SetCutVertexZ(3.); // Truncate at 3 sigma
gener->SetVertexSmear(kPerEvent);
gener->Init();
// FIELD
//
// Field
// IlcMagF* field = 0x0;
if (mag == kNoField) {
comment = comment.Append(" | L3 field 0.0 T");
TGeoGlobalMagField::Instance()->SetField(new IlcMagF("Maps","Maps", 0., 0., IlcMagF::k5kGUniform));
} else if (mag == k5kG) {
comment = comment.Append(" | L3 field 0.5 T");
TGeoGlobalMagField::Instance()->SetField(new IlcMagF("Maps","Maps", -1., -1., IlcMagF::k5kG));
}
printf("\n \n Comment: %s \n \n", comment.Data());
// TGeoGlobalMagField::Instance()->SetField(field);
rl->CdGAFile();
Int_t iABSO = 1;
Int_t iACORDE= 0;
Int_t iDIPO = 1;
Int_t iEMCAL = 1;
Int_t iFMD = 1;
Int_t iFRAME = 1;
Int_t iHALL = 1;
Int_t iITS = 1;
Int_t iMAG = 1;
Int_t iMUON = 1;
Int_t iPHOS = 1;
Int_t iPIPE = 1;
Int_t iPMD = 1;
Int_t iHMPID = 1;
Int_t iSHIL = 1;
Int_t iT0 = 1;
Int_t iTOF = 1;
Int_t iTPC = 1;
Int_t iTRD = 1;
Int_t iVZERO = 1;
Int_t iZDC = 1;
//=================== 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 IlcABSOv3("ABSO", "Muon Absorber");
}
if (iDIPO)
{
//=================== DIPO parameters ============================
IlcDIPO *DIPO = new IlcDIPOv3("DIPO", "Dipole version 3");
}
if (iHALL)
{
//=================== HALL parameters ============================
IlcHALL *HALL = new IlcHALLv3("HALL", "Ilc Hall");
}
if (iFRAME)
{
//=================== FRAME parameters ============================
IlcFRAMEv2 *FRAME = new IlcFRAMEv2("FRAME", "Space Frame");
FRAME->SetHoles(1);
}
if (iSHIL)
{
//=================== SHIL parameters ============================
IlcSHIL *SHIL = new IlcSHILv3("SHIL", "Shielding Version 3");
}
if (iPIPE)
{
//=================== PIPE parameters ============================
IlcPIPE *PIPE = new IlcPIPEv3("PIPE", "Beam Pipe");
}
if (iITS)
{
//=================== ITS parameters ============================
IlcITS *ITS = new IlcITSv11("ITS","ITS v11");
}
if (iTPC)
{
//============================ TPC parameters =====================
IlcTPC *TPC = new IlcTPCv2("TPC", "Default");
}
if (iTOF) {
//=================== TOF parameters ============================
IlcTOF *TOF = new IlcTOFv6T0("TOF", "normal TOF");
}
if (iHMPID)
{
//=================== HMPID parameters ===========================
IlcHMPID *HMPID = new IlcHMPIDv3("HMPID", "normal HMPID");
}
if (iZDC)
{
//=================== ZDC parameters ============================
IlcZDC *ZDC = new IlcZDCv4("ZDC", "normal ZDC");
}
if (iTRD)
{
//=================== TRD parameters ============================
IlcTRD *TRD = new IlcTRDv1("TRD", "TRD slow simulator");
}
if (iFMD)
{
//=================== FMD parameters ============================
IlcFMD *FMD = new IlcFMDv1("FMD", "normal FMD");
}
if (iMUON)
{
//=================== MUON parameters ===========================
// New MUONv1 version (geometry defined via builders)
IlcMUON *MUON = new IlcMUONv1("MUON", "default");
}
if (iPHOS)
{
//=================== PHOS parameters ===========================
IlcPHOS *PHOS = new IlcPHOSv1("PHOS", "IHEP");
}
if (iPMD)
{
//=================== PMD parameters ============================
IlcPMD *PMD = new IlcPMDv1("PMD", "normal PMD");
}
if (iT0)
{
//=================== T0 parameters ============================
IlcT0 *T0 = new IlcT0v1("T0", "T0 Detector");
}
if (iEMCAL)
{
//=================== EMCAL parameters ============================
IlcEMCAL *EMCAL = new IlcEMCALv2("EMCAL", "EMCAL_COMPLETEV1");
}
if (iACORDE)
{
//=================== ACORDE parameters ============================
IlcACORDE *ACORDE = new IlcACORDEv1("ACORDE", "normal ACORDE");
}
if (iVZERO)
{
//=================== ACORDE parameters ============================
IlcVZERO *VZERO = new IlcVZEROv7("VZERO", "normal VZERO");
}
}
void Config()
{
// Get settings from environment variables
ProcessEnvironmentVars();
gRandom->SetSeed(seed);
cerr<<"Seed for random number generation= "<<seed<<endl;
// Libraries required by geant321
#if defined(__CINT__)
gSystem->Load("liblhapdf"); // Parton density functions
gSystem->Load("libEGPythia6"); // TGenerator interface
if (proc == kPythia6 || proc == kPhojet) {
gSystem->Load("libpythia6"); // Pythia 6.2
} else {
gSystem->Load("libpythia6.4.21"); // Pythia 6.4
}
gSystem->Load("libAliPythia6"); // ALICE specific implementations
gSystem->Load("libgeant321");
#endif
new TGeant3TGeo("C++ Interface to Geant3");
//=======================================================================
// Create the output file
AliRunLoader* rl=0x0;
cout<<"Config.C: Creating Run Loader ..."<<endl;
rl = AliRunLoader::Open("galice.root",
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);
// gAlice->SetGeometryFromFile("geometry.root");
// gAlice->SetGeometryFromCDB();
// Set the trigger configuration: proton-proton
gAlice->SetTriggerDescriptor("p-p");
//
//=======================================================================
// ************* 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
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);
//======================//
// Set External decayer //
//======================//
TVirtualMCDecayer* decayer=0x0;
if (TMath::Abs(JpsiPol) > 0) {
if(HelicityFrame) decayer = new AliDecayerPolarized(JpsiPol,AliDecayerPolarized::kHelicity,AliDecayerPolarized::kElectron);
else
decayer = new AliDecayerPolarized(JpsiPol,AliDecayerPolarized::kColSop,AliDecayerPolarized::kElectron);
} else
decayer = new AliDecayerPythia();
// decayer->SetForceDecay(kHadronicD);
decayer->SetForceDecay(kAll);
decayer->Init();
gMC->SetExternalDecayer(decayer);
//=========================//
// Generator Configuration //
//=========================//
AliGenerator* gener = 0x0;
if (proc == kPythia6) {
gener = MbPythia();
} else if (proc == kPythia6D6T) {
gener = MbPythiaTuneD6T();
} else if (proc == kPythia6ATLAS) {
gener = MbPythiaTuneATLAS();
} else if (proc == kPythiaPerugia0) {
gener = MbPythiaTunePerugia0();
} else if (proc == kPythia6ATLAS_Flat) {
gener = MbPythiaTuneATLAS_Flat();
} else if (proc == kPhojet) {
gener = MbPhojet();
} else if (proc == kPythiaPerugia0chadr) {
gener = MbPythiaTunePerugia0chadr();
} else if (proc == kPythiaPerugia0bchadr) {
gener = MbPythiaTunePerugia0bchadr();
} else if (proc == kPythiaPerugia0cele) {
gener = MbPythiaTunePerugia0cele();
} else if (proc == kPythiaPerugia0bele) {
gener = MbPythiaTunePerugia0bele();
} else if (proc == kPythiaPerugia0Jpsi) {
gener = MbPythiaTunePerugia0Jpsi();
}
//
//
// Size of the interaction diamond
// Longitudinal
Float_t sigmaz = 5.4 / TMath::Sqrt(2.); // [cm]
if (energy == 900)
//sigmaz = 10.5 / TMath::Sqrt(2.); // [cm]
//sigmaz = 3.7;
if (energy == 7000)
sigmaz = 6.3 / TMath::Sqrt(2.); // [cm]
//
// Transverse
Float_t betast = 10; // beta* [m]
Float_t eps = 3.75e-6; // emittance [m]
Float_t gamma = energy / 2.0 / 0.938272; // relativistic gamma [1]
Float_t sigmaxy = TMath::Sqrt(eps * betast / gamma) / TMath::Sqrt(2.) * 100.; // [cm]
printf("\n \n Diamond size x-y: %10.3e z: %10.3e\n \n", sigmaxy, sigmaz);
gener->SetSigma(sigmaxy, sigmaxy, sigmaz); // Sigma in (X,Y,Z) (cm) on IP position
gener->SetVertexSmear(kPerEvent);
gener->Init();
printf("\n \n Comment: %s \n \n", comment.Data());
rl->CdGAFile();
Int_t iABSO = 1;
Int_t iACORDE= 0;
Int_t iDIPO = 1;
Int_t iEMCAL = 1;
Int_t iFMD = 1;
Int_t iFRAME = 1;
Int_t iHALL = 1;
Int_t iITS = 1;
Int_t iMAG = 1;
Int_t iMUON = 1;
Int_t iPHOS = 1;
Int_t iPIPE = 1;
Int_t iPMD = 1;
Int_t iHMPID = 1;
Int_t iSHIL = 1;
Int_t iT0 = 1;
Int_t iTOF = 1;
Int_t iTPC = 1;
Int_t iTRD = 1;
Int_t iVZERO = 1;
Int_t iZDC = 1;
//=================== Alice BODY parameters =============================
AliBODY *BODY = new AliBODY("BODY", "Alice envelop");
if (iMAG)
{
//=================== MAG parameters ============================
// --- Start with Magnet since detector layouts may be depending ---
// --- on the selected Magnet dimensions ---
AliMAG *MAG = new AliMAG("MAG", "Magnet");
}
if (iABSO)
{
//=================== ABSO parameters ============================
AliABSO *ABSO = new AliABSOv3("ABSO", "Muon Absorber");
}
if (iDIPO)
{
//=================== DIPO parameters ============================
AliDIPO *DIPO = new AliDIPOv3("DIPO", "Dipole version 3");
}
if (iHALL)
{
//=================== HALL parameters ============================
AliHALL *HALL = new AliHALLv3("HALL", "Alice Hall");
}
if (iFRAME)
{
//=================== FRAME parameters ============================
AliFRAMEv2 *FRAME = new AliFRAMEv2("FRAME", "Space Frame");
FRAME->SetHoles(1);
}
if (iSHIL)
{
//=================== SHIL parameters ============================
AliSHIL *SHIL = new AliSHILv3("SHIL", "Shielding Version 3");
}
if (iPIPE)
{
//=================== PIPE parameters ============================
AliPIPE *PIPE = new AliPIPEv3("PIPE", "Beam Pipe");
}
if (iITS)
{
//=================== ITS parameters ============================
AliITS *ITS = new AliITSv11Hybrid("ITS","ITS v11Hybrid");
}
if (iTPC)
{
//============================ TPC parameters =====================
AliTPC *TPC = new AliTPCv2("TPC", "Default");
}
if (iTOF) {
//=================== TOF parameters ============================
AliTOF *TOF = new AliTOFv6T0("TOF", "normal TOF");
}
if (iHMPID)
{
//=================== HMPID parameters ===========================
AliHMPID *HMPID = new AliHMPIDv3("HMPID", "normal HMPID");
}
if (iZDC)
{
//=================== ZDC parameters ============================
AliZDC *ZDC = new AliZDCv3("ZDC", "normal ZDC");
}
if (iTRD)
{
//=================== TRD parameters ============================
AliTRD *TRD = new AliTRDv1("TRD", "TRD slow simulator");
AliTRDgeometry *geoTRD = TRD->GetGeometry();
// Partial geometry: modules at 0,1,7,8,9,16,17
// starting at 3h in positive direction
geoTRD->SetSMstatus(2,0);
geoTRD->SetSMstatus(3,0);
geoTRD->SetSMstatus(4,0);
geoTRD->SetSMstatus(5,0);
geoTRD->SetSMstatus(6,0);
geoTRD->SetSMstatus(11,0);
geoTRD->SetSMstatus(12,0);
geoTRD->SetSMstatus(13,0);
geoTRD->SetSMstatus(14,0);
geoTRD->SetSMstatus(15,0);
geoTRD->SetSMstatus(16,0);
}
if (iFMD)
{
//=================== FMD parameters ============================
AliFMD *FMD = new AliFMDv1("FMD", "normal FMD");
}
if (iMUON)
{
//=================== MUON parameters ===========================
// New MUONv1 version (geometry defined via builders)
AliMUON *MUON = new AliMUONv1("MUON", "default");
}
if (iPHOS)
{
//=================== PHOS parameters ===========================
AliPHOS *PHOS = new AliPHOSv1("PHOS", "noCPV_Modules123");
}
if (iPMD)
{
//=================== PMD parameters ============================
AliPMD *PMD = new AliPMDv1("PMD", "normal PMD");
}
if (iT0)
{
//=================== T0 parameters ============================
AliT0 *T0 = new AliT0v1("T0", "T0 Detector");
}
if (iEMCAL)
{
//=================== EMCAL parameters ============================
AliEMCAL *EMCAL = new AliEMCALv2("EMCAL", "EMCAL_FIRSTYEAR");
}
if (iACORDE)
{
//=================== ACORDE parameters ============================
AliACORDE *ACORDE = new AliACORDEv1("ACORDE", "normal ACORDE");
}
if (iVZERO)
{
//=================== ACORDE parameters ============================
AliVZERO *VZERO = new AliVZEROv7("VZERO", "normal VZERO");
}
}
void Config()
{
// Get settings from environment variables
ProcessEnvironmentVars();
gRandom->SetSeed(seed);
cerr<<"Seed for random number generation= "<<seed<<endl;
// Libraries required by geant321
#if defined(__CINT__)
gSystem->Load("liblhapdf"); // Parton density functions
gSystem->Load("libEGPythia6"); // TGenerator interface
gSystem->Load("libpythia6"); // Pythia
gSystem->Load("libIlcPythia6"); // ILC specific implementations
gSystem->Load("libgeant321");
#endif
new TGeant3TGeo("C++ Interface to Geant3");
//=======================================================================
// Create the output file
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);
// gIlc->SetGeometryFromFile("geometry.root");
// gIlc->SetGeometryFromCDB();
// Set the trigger configuration: proton-proton
IlcSimulation::Instance()->SetTriggerConfig("p-p");
//
//=======================================================================
// ************* 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
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);
//======================//
// Set External decayer //
//======================//
TVirtualMCDecayer* decayer = new IlcDecayerPythia();
decayer->SetForceDecay(kAll);
decayer->Init();
gMC->SetExternalDecayer(decayer);
//=========================//
// Generator Configuration //
//=========================//
// Create pileup generator
IlcGenPileup *pileup = new IlcGenPileup();
IlcGenerator* gener = 0x0;
if (proc == kPythia6) {
gener = MbPythia();
} else if (proc == kPhojet) {
gener = MbPhojet();
}
// Set the pileup interaction generator
// The second argument is the pileup rate
// in terms of event rate per bunch crossing
pileup->SetGenerator(gener,0.01);
// Set the beam time structure
// Details on the syntax in STEER/IlcTriggerBCMask
pileup->SetBCMask("72(1H1L)3420L");
// Examples of the pileup rate and beam structure settings
// Most of the information is taken from the LHC commissionning page
// rate from 0.01 (at 900GeV) to 0.76 (at 14TeV)
// 1 bunch/orbit - bc-mask = "1H3563L"
// 43 bunches/orbit - bc-mask = "43(1H80L)81L"
// 72 bunches/orbit - bc-mask = "72(1H1L)3420L" (50ns mode)
// Please note that most of these setting should be cross-checked because
// for example the 43 bunches mode is taken at CMS IP and not the ILC one.
// Generate the trigger interaction
pileup->GenerateTrigInteraction(kTRUE);
// PRIMARY VERTEX
//
pileup->SetOrigin(0., 0., 0.); // vertex position
//
//
// Size of the interaction diamond
// Longitudinal
Float_t sigmaz = 5.4 / TMath::Sqrt(2.); // [cm]
if (energy == 900)
sigmaz = 10.5 / TMath::Sqrt(2.); // [cm]
//
// Transverse
Float_t betast = 10; // beta* [m]
Float_t eps = 3.75e-6; // emittance [m]
Float_t gamma = energy / 2.0 / 0.938272; // relativistic gamma [1]
Float_t sigmaxy = TMath::Sqrt(eps * betast / gamma) / TMath::Sqrt(2.) * 100.; // [cm]
printf("\n \n Diamond size x-y: %10.3e z: %10.3e\n \n", sigmaxy, sigmaz);
pileup->SetSigma(sigmaxy, sigmaxy, sigmaz); // Sigma in (X,Y,Z) (cm) on IP position
pileup->SetCutVertexZ(3.); // Truncate at 3 sigma
pileup->SetVertexSmear(kPerEvent);
pileup->Init();
// FIELD
//
IlcMagF* field = 0x0;
if (mag == kNoField) {
comment = comment.Append(" | L3 field 0.0 T");
field = new IlcMagF("Maps","Maps", 0., 0., IlcMagF::k5kGUniform);
} else if (mag == k5kG) {
comment = comment.Append(" | L3 field 0.5 T");
field = new IlcMagF("Maps","Maps", -1., -1., IlcMagF::k5kG);
}
printf("\n \n Comment: %s \n \n", comment.Data());
TGeoGlobalMagField::Instance()->SetField(field);
rl->CdGAFile();
Int_t iABSO = 1;
Int_t iACORDE= 0;
Int_t iDIPO = 1;
Int_t iEMCAL = 0;
Int_t iFMD = 1;
Int_t iFRAME = 1;
Int_t iHALL = 1;
Int_t iITS = 1;
Int_t iMAG = 1;
Int_t iMUON = 1;
Int_t iPHOS = 1;
Int_t iPIPE = 1;
Int_t iPMD = 0;
Int_t iHMPID = 1;
Int_t iSHIL = 1;
Int_t iT0 = 1;
Int_t iTOF = 1;
Int_t iTPC = 1;
Int_t iTRD = 1;
Int_t iVZERO = 1;
Int_t iZDC = 1;
//=================== 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 IlcABSOv3("ABSO", "Muon Absorber");
}
if (iDIPO)
{
//=================== DIPO parameters ============================
IlcDIPO *DIPO = new IlcDIPOv3("DIPO", "Dipole version 3");
}
if (iHALL)
{
//=================== HALL parameters ============================
IlcHALL *HALL = new IlcHALLv3("HALL", "Ilc Hall");
}
if (iFRAME)
{
//=================== FRAME parameters ============================
IlcFRAMEv2 *FRAME = new IlcFRAMEv2("FRAME", "Space Frame");
FRAME->SetHoles(1);
}
if (iSHIL)
{
//=================== SHIL parameters ============================
IlcSHIL *SHIL = new IlcSHILv3("SHIL", "Shielding Version 3");
}
if (iPIPE)
{
//=================== PIPE parameters ============================
IlcPIPE *PIPE = new IlcPIPEv3("PIPE", "Beam Pipe");
}
if (iITS)
{
//=================== ITS parameters ============================
IlcITS *ITS = new IlcITSv11("ITS","ITS v11");
}
if (iTPC)
{
//============================ TPC parameters =====================
IlcTPC *TPC = new IlcTPCv2("TPC", "Default");
}
if (iTOF) {
//=================== TOF parameters ============================
IlcTOF *TOF = new IlcTOFv6T0("TOF", "normal TOF");
}
if (iHMPID)
{
//=================== HMPID parameters ===========================
IlcHMPID *HMPID = new IlcHMPIDv3("HMPID", "normal HMPID");
}
if (iZDC)
{
//=================== ZDC parameters ============================
IlcZDC *ZDC = new IlcZDCv4("ZDC", "normal ZDC");
}
if (iTRD)
{
//=================== TRD parameters ============================
IlcTRD *TRD = new IlcTRDv1("TRD", "TRD slow simulator");
IlcTRDgeometry *geoTRD = TRD->GetGeometry();
// Partial geometry: modules at 0,1,7,8,9,10,17
// starting at 3h in positive direction
geoTRD->SetSMstatus(2,0);
geoTRD->SetSMstatus(3,0);
geoTRD->SetSMstatus(4,0);
geoTRD->SetSMstatus(5,0);
geoTRD->SetSMstatus(6,0);
geoTRD->SetSMstatus(11,0);
geoTRD->SetSMstatus(12,0);
geoTRD->SetSMstatus(13,0);
geoTRD->SetSMstatus(14,0);
geoTRD->SetSMstatus(15,0);
geoTRD->SetSMstatus(16,0);
}
if (iFMD)
{
//=================== FMD parameters ============================
IlcFMD *FMD = new IlcFMDv1("FMD", "normal FMD");
}
if (iMUON)
{
//=================== MUON parameters ===========================
// New MUONv1 version (geometry defined via builders)
IlcMUON *MUON = new IlcMUONv1("MUON", "default");
}
if (iPHOS)
{
//=================== PHOS parameters ===========================
IlcPHOS *PHOS = new IlcPHOSv1("PHOS", "noCPV_Modules123");
}
if (iPMD)
{
//=================== PMD parameters ============================
IlcPMD *PMD = new IlcPMDv1("PMD", "normal PMD");
}
if (iT0)
{
//=================== T0 parameters ============================
IlcT0 *T0 = new IlcT0v1("T0", "T0 Detector");
}
if (iEMCAL)
{
//=================== EMCAL parameters ============================
IlcEMCAL *EMCAL = new IlcEMCALv2("EMCAL", "EMCAL_FIRSTYEAR");
}
if (iACORDE)
{
//=================== ACORDE parameters ============================
IlcACORDE *ACORDE = new IlcACORDEv1("ACORDE", "normal ACORDE");
}
if (iVZERO)
{
//=================== ACORDE parameters ============================
IlcVZERO *VZERO = new IlcVZEROv7("VZERO", "normal VZERO");
}
}
void Config()
{
// Get settings from environment variables
ProcessEnvironmentVars();
gRandom->SetSeed(seed);
cerr<<"Seed for random number generation= "<<seed<<endl;
// Libraries required by geant321
#if defined(__CINT__)
gSystem->Load("liblhapdf"); // Parton density functions
gSystem->Load("libEGPythia6"); // TGenerator interface
gSystem->Load("libpythia6"); // Pythia
gSystem->Load("libAliPythia6"); // ALICE specific implementations
gSystem->Load("libgeant321");
#endif
new TGeant3TGeo("C++ Interface to Geant3");
//=======================================================================
// Create the output file
AliRunLoader* rl=0x0;
cout<<"Config.C: Creating Run Loader ..."<<endl;
rl = AliRunLoader::Open("galice.root",
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);
// gAlice->SetGeometryFromFile("geometry.root");
// gAlice->SetGeometryFromCDB();
// Set the trigger configuration: proton-proton
gAlice->SetTriggerDescriptor("p-p");
//
//=======================================================================
// ************* 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
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);
//======================//
// Set External decayer //
//======================//
TVirtualMCDecayer* decayer = new AliDecayerPythia();
decayer->SetForceDecay(kAll);
decayer->Init();
gMC->SetExternalDecayer(decayer);
//=========================//
// Generator Configuration //
//=========================//
AliGenerator* gener = 0x0;
if (proc == kPythia6) {
gener = MbPythia();
} else if (proc == kPhojet) {
gener = MbPhojet();
}
// PRIMARY VERTEX
//
gener->SetOrigin(0., 0., 0.); // vertex position
//
//
// Size of the interaction diamond
// Longitudinal
Float_t sigmaz = 5.4 / TMath::Sqrt(2.); // [cm]
if (energy == 900)
sigmaz = 10.5 / TMath::Sqrt(2.); // [cm]
//
// Transverse
Float_t betast = 10; // beta* [m]
Float_t eps = 3.75e-6; // emittance [m]
Float_t gamma = energy / 2.0 / 0.938272; // relativistic gamma [1]
Float_t sigmaxy = TMath::Sqrt(eps * betast / gamma) / TMath::Sqrt(2.) * 100.; // [cm]
printf("\n \n Diamond size x-y: %10.3e z: %10.3e\n \n", sigmaxy, sigmaz);
gener->SetSigma(sigmaxy, sigmaxy, sigmaz); // Sigma in (X,Y,Z) (cm) on IP position
gener->SetCutVertexZ(3.); // Truncate at 3 sigma
gener->SetVertexSmear(kPerEvent);
gener->Init();
// FIELD
//
AliMagWrapCheb* field = 0x0;
if (mag == kNoField) {
comment = comment.Append(" | L3 field 0.0 T");
field = new AliMagWrapCheb("Maps","Maps", 2, 0., 10., AliMagWrapCheb::k2kG);
} else if (mag == k5kG) {
comment = comment.Append(" | L3 field 0.5 T");
field = new AliMagWrapCheb("Maps","Maps", 2, 1., 10., AliMagWrapCheb::k5kG);
}
printf("\n \n Comment: %s \n \n", comment.Data());
rl->CdGAFile();
gAlice->SetField(field);
Int_t iABSO = 1;
Int_t iACORDE= 0;
Int_t iDIPO = 1;
Int_t iEMCAL = 0;
Int_t iFMD = 1;
Int_t iFRAME = 1;
Int_t iHALL = 1;
Int_t iITS = 1;
Int_t iMAG = 1;
Int_t iMUON = 1;
Int_t iPHOS = 1;
Int_t iPIPE = 1;
Int_t iPMD = 0;
Int_t iHMPID = 1;
Int_t iSHIL = 1;
Int_t iT0 = 1;
Int_t iTOF = 1;
Int_t iTPC = 1;
Int_t iTRD = 1;
Int_t iVZERO = 1;
Int_t iZDC = 1;
//=================== Alice BODY parameters =============================
AliBODY *BODY = new AliBODY("BODY", "Alice envelop");
if (iMAG)
{
//=================== MAG parameters ============================
// --- Start with Magnet since detector layouts may be depending ---
// --- on the selected Magnet dimensions ---
AliMAG *MAG = new AliMAG("MAG", "Magnet");
}
if (iABSO)
{
//=================== ABSO parameters ============================
AliABSO *ABSO = new AliABSOv3("ABSO", "Muon Absorber");
}
if (iDIPO)
{
//=================== DIPO parameters ============================
AliDIPO *DIPO = new AliDIPOv3("DIPO", "Dipole version 3");
}
if (iHALL)
{
//=================== HALL parameters ============================
AliHALL *HALL = new AliHALLv3("HALL", "Alice Hall");
}
if (iFRAME)
{
//=================== FRAME parameters ============================
AliFRAMEv2 *FRAME = new AliFRAMEv2("FRAME", "Space Frame");
FRAME->SetHoles(1);
}
if (iSHIL)
{
//=================== SHIL parameters ============================
AliSHIL *SHIL = new AliSHILv3("SHIL", "Shielding Version 3");
}
if (iPIPE)
{
//=================== PIPE parameters ============================
AliPIPE *PIPE = new AliPIPEv3("PIPE", "Beam Pipe");
}
if (iITS)
{
//=================== ITS parameters ============================
AliITS *ITS = new AliITSv11Hybrid("ITS","ITS v11Hybrid");
}
if (iTPC)
{
//============================ TPC parameters =====================
AliTPC *TPC = new AliTPCv2("TPC", "Default");
}
if (iTOF) {
//=================== TOF parameters ============================
AliTOF *TOF = new AliTOFv6T0("TOF", "normal TOF");
}
if (iHMPID)
{
//=================== HMPID parameters ===========================
AliHMPID *HMPID = new AliHMPIDv3("HMPID", "normal HMPID");
}
if (iZDC)
{
//=================== ZDC parameters ============================
AliZDC *ZDC = new AliZDCv3("ZDC", "normal ZDC");
}
if (iTRD)
{
//=================== TRD parameters ============================
AliTRD *TRD = new AliTRDv1("TRD", "TRD slow simulator");
AliTRDgeometry *geoTRD = TRD->GetGeometry();
// Partial geometry: modules at 0,8,9,17
// starting at 3h in positive direction
geoTRD->SetSMstatus(1,0);
geoTRD->SetSMstatus(2,0);
geoTRD->SetSMstatus(3,0);
geoTRD->SetSMstatus(4,0);
geoTRD->SetSMstatus(5,0);
geoTRD->SetSMstatus(6,0);
geoTRD->SetSMstatus(7,0);
geoTRD->SetSMstatus(10,0);
geoTRD->SetSMstatus(11,0);
geoTRD->SetSMstatus(12,0);
geoTRD->SetSMstatus(13,0);
geoTRD->SetSMstatus(14,0);
geoTRD->SetSMstatus(15,0);
geoTRD->SetSMstatus(16,0);
}
if (iFMD)
{
//=================== FMD parameters ============================
AliFMD *FMD = new AliFMDv1("FMD", "normal FMD");
}
if (iMUON)
{
//=================== MUON parameters ===========================
// New MUONv1 version (geometry defined via builders)
AliMUON *MUON = new AliMUONv1("MUON", "default");
}
if (iPHOS)
{
//=================== PHOS parameters ===========================
AliPHOS *PHOS = new AliPHOSv1("PHOS", "IHEP");
//Set simulation parameters different from the default ones.
AliPHOSSimParam* simEmc = AliPHOSSimParam::GetInstance() ;
// APD noise of warm (+20C) PHOS:
// a2 = a1*(Y1/Y2)*(M1/M2), where a1 = 0.012 is APD noise at -25C,
// Y1 = 4.3 photo-electrons/MeV, Y2 = 1.7 p.e/MeV - light yields at -25C and +20C,
// M1 = 50, M2 = 50 - APD gain factors chosen for t1 = -25C and t2 = +20C,
// Y = MeanLightYield*APDEfficiency.
Float_t apdNoise = 0.012*2.5;
simEmc->SetAPDNoise(apdNoise);
//Raw Light Yield at +20C
simEmc->SetMeanLightYield(18800);
//ADC channel width at +18C.
simEmc->SetADCchannelW(0.0125);
}
if (iPMD)
{
//=================== PMD parameters ============================
AliPMD *PMD = new AliPMDv1("PMD", "normal PMD");
}
if (iT0)
{
//=================== T0 parameters ============================
AliT0 *T0 = new AliT0v1("T0", "T0 Detector");
}
if (iEMCAL)
{
//=================== EMCAL parameters ============================
AliEMCAL *EMCAL = new AliEMCALv2("EMCAL", "SHISH_77_TRD1_2X2_FINAL_110DEG");
}
if (iACORDE)
{
//=================== ACORDE parameters ============================
AliACORDE *ACORDE = new AliACORDEv1("ACORDE", "normal ACORDE");
}
if (iVZERO)
{
//=================== ACORDE parameters ============================
AliVZERO *VZERO = new AliVZEROv7("VZERO", "normal VZERO");
}
}
void Config()
{
// Get settings from environment variables
ProcessEnvironmentVars();
gRandom->SetSeed(seed);
cerr<<"Seed for random number generation= "<<seed<<endl;
// Libraries required by geant321
#if defined(__CINT__)
gSystem->Load("liblhapdf"); // Parton density functions
gSystem->Load("libEGPythia6"); // TGenerator interface
if (proc == kPythia6 || proc == kPhojet) {
gSystem->Load("libpythia6"); // Pythia 6.2
} else {
gSystem->Load("libpythia6.4.21"); // Pythia 6.4
}
gSystem->Load("libAliPythia6"); // ALICE specific implementations
// gSystem->Load("libgeant321");
#endif
// new TGeant3TGeo("C++ Interface to Geant3");
//=======================================================================
// Create the output file
AliRunLoader* rl=0x0;
cout<<"Config.C: Creating Run Loader ..."<<endl;
rl = AliRunLoader::Open("galice.root",
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);
// gAlice->SetGeometryFromFile("geometry.root");
// gAlice->SetGeometryFromCDB();
// Set the trigger configuration: proton-proton
AliSimulation::Instance()->SetTriggerConfig(pprTrigConfName[strig]);
cout <<"Trigger configuration is set to "<<pprTrigConfName[strig]<<endl;
rl->CdGAFile();
Int_t iABSO = 1;
Int_t iACORDE= 0;
Int_t iDIPO = 1;
Int_t iEMCAL = 1;
Int_t iFMD = 1;
Int_t iFRAME = 1;
Int_t iHALL = 1;
Int_t iITS = 1;
Int_t iMAG = 1;
Int_t iMUON = 1;
Int_t iPHOS = 1;
Int_t iPIPE = 1;
Int_t iPMD = 1;
Int_t iHMPID = 1;
Int_t iSHIL = 1;
Int_t iT0 = 1;
Int_t iTOF = 1;
Int_t iTPC = 1;
Int_t iTRD = 1;
Int_t iVZERO = 1;
Int_t iZDC = 1;
//=================== Alice BODY parameters =============================
AliBODY *BODY = new AliBODY("BODY", "Alice envelop");
if (iMAG)
{
//=================== MAG parameters ============================
// --- Start with Magnet since detector layouts may be depending ---
// --- on the selected Magnet dimensions ---
AliMAG *MAG = new AliMAG("MAG", "Magnet");
}
if (iABSO)
{
//=================== ABSO parameters ============================
AliABSO *ABSO = new AliABSOv3("ABSO", "Muon Absorber");
}
if (iDIPO)
{
//=================== DIPO parameters ============================
AliDIPO *DIPO = new AliDIPOv3("DIPO", "Dipole version 3");
}
if (iHALL)
{
//=================== HALL parameters ============================
AliHALL *HALL = new AliHALLv3("HALL", "Alice Hall");
}
if (iFRAME)
{
//=================== FRAME parameters ============================
AliFRAMEv2 *FRAME = new AliFRAMEv2("FRAME", "Space Frame");
FRAME->SetHoles(1);
}
if (iSHIL)
{
//=================== SHIL parameters ============================
AliSHIL *SHIL = new AliSHILv3("SHIL", "Shielding Version 3");
}
if (iPIPE)
{
//=================== PIPE parameters ============================
AliPIPE *PIPE = new AliPIPEv3("PIPE", "Beam Pipe");
}
if (iITS)
{
//=================== ITS parameters ============================
AliITS *ITS = new AliITSv11("ITS","ITS v11");
}
if (iTPC)
{
//============================ TPC parameters =====================
AliTPC *TPC = new AliTPCv2("TPC", "Default");
TPC->SetPrimaryIonisation();// not used with Geant3
}
if (iTOF) {
//=================== TOF parameters ============================
AliTOF *TOF = new AliTOFv6T0("TOF", "normal TOF");
}
if (iHMPID)
{
//=================== HMPID parameters ===========================
AliHMPID *HMPID = new AliHMPIDv3("HMPID", "normal HMPID");
}
if (iZDC)
{
//=================== ZDC parameters ============================
AliZDC *ZDC = new AliZDCv4("ZDC", "normal ZDC");
//Collimators aperture
ZDC->SetVCollSideCAperture(0.85);
ZDC->SetVCollSideCCentre(0.);
ZDC->SetVCollSideAAperture(0.75);
ZDC->SetVCollSideACentre(0.);
//Detector position
ZDC->SetYZNC(1.6);
ZDC->SetYZNA(1.6);
ZDC->SetYZPC(1.6);
ZDC->SetYZPA(1.6);
}
if (iTRD)
{
//=================== TRD parameters ============================
AliTRD *TRD = new AliTRDv1("TRD", "TRD slow simulator");
AliTRDgeometry *geoTRD = TRD->GetGeometry();
// Partial geometry: modules at 0,1,7,8,9,16,17
// starting at 3h in positive direction
geoTRD->SetSMstatus(2,0);
geoTRD->SetSMstatus(3,0);
geoTRD->SetSMstatus(4,0);
geoTRD->SetSMstatus(5,0);
geoTRD->SetSMstatus(6,0);
geoTRD->SetSMstatus(11,0);
geoTRD->SetSMstatus(12,0);
geoTRD->SetSMstatus(13,0);
geoTRD->SetSMstatus(14,0);
geoTRD->SetSMstatus(15,0);
geoTRD->SetSMstatus(16,0);
}
if (iFMD)
{
//=================== FMD parameters ============================
AliFMD *FMD = new AliFMDv1("FMD", "normal FMD");
}
if (iMUON)
{
//=================== MUON parameters ===========================
// New MUONv1 version (geometry defined via builders)
AliMUON *MUON = new AliMUONv1("MUON", "default");
// activate trigger efficiency by cells
MUON->SetTriggerEffCells(1);
}
if (iPHOS)
{
//=================== PHOS parameters ===========================
AliPHOS *PHOS = new AliPHOSv1("PHOS", "noCPV_Modules123");
}
if (iPMD)
{
//=================== PMD parameters ============================
AliPMD *PMD = new AliPMDv1("PMD", "normal PMD");
}
if (iT0)
{
//=================== T0 parameters ============================
AliT0 *T0 = new AliT0v1("T0", "T0 Detector");
}
if (iEMCAL)
{
//=================== EMCAL parameters ============================
AliEMCAL *EMCAL = new AliEMCALv2("EMCAL", "EMCAL_FIRSTYEARV1");
}
if (iACORDE)
{
//=================== ACORDE parameters ============================
AliACORDE *ACORDE = new AliACORDEv1("ACORDE", "normal ACORDE");
}
if (iVZERO)
{
//=================== ACORDE parameters ============================
AliVZERO *VZERO = new AliVZEROv7("VZERO", "normal VZERO");
}
// Load Geant4 + Geant4 VMC libraries
//
std::string g4libmacro("$G4VMCINSTALL/share/examples/macro/g4libs.C");
if (gClassTable->GetID("TGeant4") == -1) {
// Load Geant4 libraries
if (!gInterpreter->IsLoaded(g4libmacro.c_str())) {
gROOT->LoadMacro(g4libmacro.c_str());
gInterpreter->ProcessLine("g4libs()");
}
}
// Create Geant4 VMC
//
TGeant4 *geant4 = 0;
if ( ! gMC ) {
TG4RunConfiguration* runConfiguration=0x0;
for (Int_t iList = 0; iList < kListMax; iList++) {
if(iList<kListMax/2){
if(physicslist == iList){
runConfiguration =
new TG4RunConfiguration("geomRoot",
physicsListName[iList],
"specialCuts+stackPopper+stepLimiter",
true);
}
}
else if(iList>=kListMax/2){//add "optical" PL to HadronPhysicsList
if(physicslist == iList){
runConfiguration =
new TG4RunConfiguration("geomRoot",
Form("%s+optical",physicsListName[iList-kListMax/2]),
"specialCuts+stackPopper+stepLimiter",
true);
}
}
}
geant4 = new TGeant4("TGeant4", "The Geant4 Monte Carlo", runConfiguration);
cout << "Geant4 has been created." << endl;
}
else {
cout << "Monte Carlo has been already created." << endl;
}
// Customization of Geant4 VMC
//
geant4->ProcessGeantCommand("/mcVerbose/all 1");
geant4->ProcessGeantCommand("/mcVerbose/geometryManager 1");
geant4->ProcessGeantCommand("/mcVerbose/opGeometryManager 1");
geant4->ProcessGeantCommand("/mcTracking/loopVerbose 1");
geant4->ProcessGeantCommand("/mcPhysics/rangeCuts 0.01 mm");
// for Geant4 <= 9.4.p03
//geant4->ProcessGeantCommand("/mcPhysics/selectOpProcess Scintillation");
//geant4->ProcessGeantCommand("/mcPhysics/setOpProcessActivation false");
// for Geant4 >= 9.5
geant4->ProcessGeantCommand("/optics_engine/selectOpProcess Scintillation");
geant4->ProcessGeantCommand("/optics_engine/setOpProcessUse false");
geant4->ProcessGeantCommand("/optics_engine/selectOpProcess OpWLS");
geant4->ProcessGeantCommand("/optics_engine/setOpProcessUse false");
geant4->ProcessGeantCommand("/optics_engine/selectOpProcess OpMieHG");
geant4->ProcessGeantCommand("/optics_engine/setOpProcessUse false");
geant4->ProcessGeantCommand("/mcVerbose/composedPhysicsList 2");
geant4->ProcessGeantCommand("/mcTracking/skipNeutrino true");
// geant4->ProcessGeantCommand("/mcDet/setMaxStepInLowDensityMaterials 1 cm");
//
//=======================================================================
// ************* 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
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);
//======================//
// Set External decayer //
//======================//
TVirtualMCDecayer* decayer = new AliDecayerPythia();
decayer->SetForceDecay(kAll);
decayer->Init();
gMC->SetExternalDecayer(decayer);
//=========================//
// Generator Configuration //
//=========================//
AliGenerator* gener = 0x0;
if (proc == kPythia6) {
gener = MbPythia();
} else if (proc == kPythia6D6T) {
gener = MbPythiaTuneD6T();
} else if (proc == kPythia6ATLAS) {
gener = MbPythiaTuneATLAS();
} else if (proc == kPythiaPerugia0) {
gener = MbPythiaTunePerugia0();
} else if (proc == kPythia6ATLAS_Flat) {
gener = MbPythiaTuneATLAS_Flat();
} else if (proc == kPhojet) {
gener = MbPhojet();
}
//
//
// Size of the interaction diamond
// Longitudinal
Float_t sigmaz = 5.4 / TMath::Sqrt(2.); // [cm]
if (energy == 900)
//sigmaz = 10.5 / TMath::Sqrt(2.); // [cm]
//sigmaz = 3.7;
if (energy == 7000)
sigmaz = 6.3 / TMath::Sqrt(2.); // [cm]
//
// Transverse
// beta*
Float_t betast = 10.0; // beta* [m]
if (runNumber >= 117048) betast = 2.0;
if (runNumber > 122375) betast = 3.5; // starting with fill 1179
//
//
Float_t eps = 5.0e-6; // emittance [m]
Float_t gamma = energy / 2.0 / 0.938272; // relativistic gamma [1]
Float_t sigmaxy = TMath::Sqrt(eps * betast / gamma) / TMath::Sqrt(2.) * 100.; // [cm]
printf("\n \n Diamond size x-y: %10.3e z: %10.3e\n \n", sigmaxy, sigmaz);
gener->SetSigma(sigmaxy, sigmaxy, sigmaz); // Sigma in (X,Y,Z) (cm) on IP position
gener->SetVertexSmear(kPerEvent);
gener->Init();
printf("\n \n Comment: %s \n \n", comment.Data());
}
