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 || proc == kDpmjet) {
gSystem->Load("libpythia6"); // Pythia 6.2
gSystem->Load("libAliPythia6"); // ALICE specific implementations
} else if (proc != kHydjet) {
gSystem->Load("libpythia6.4.21"); // Pythia 6.4
gSystem->Load("libAliPythia6"); // ALICE specific implementations
}
if (proc == kHijing || proc == kHijing2000 || proc == kHijing2000HF) {
gSystem->Load("libhijing");
gSystem->Load("libTHijing");
} else if (proc == kHydjet) {
gSystem->Load("libTUHKMgen");
} else if (proc == kDpmjet) {
gSystem->Load("libdpmjet");
gSystem->Load("libTDPMjet");
}
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
AliSimulation::Instance()->SetTriggerConfig(pprTrigConfName[strig]);
cout<<"Trigger configuration is set to "<<pprTrigConfName[strig]<<endl;
//
//=======================================================================
// ************* 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);
// RANDOM SELECTION OF ONE OF THE SIX GENERATION TYPES
//
Int_t typeHF = -1;
Float_t randHF = gRandom->Rndm();
if(randHF<0.2) {
typeHF=0;
} else if (randHF>=0.2 && randHF<0.4) {
typeHF=1;
} else if (randHF>=0.4 && randHF<0.6) {
typeHF=2;
} else if (randHF>=0.6 && randHF<0.8) {
typeHF=3;
} else if (randHF>=0.8 && randHF<0.9) {
typeHF=4;
} else {
typeHF=5;
}
//======================//
// Set External decayer //
//======================//
if (proc != kHydjet) {
TVirtualMCDecayer* decayer = new AliDecayerPythia();
if(proc == kHijing2000HF && (typeHF==0 || typeHF==1)) {
decayer->SetForceDecay(kHadronicD);
} else {
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 == kHijing) {
gener = Hijing();
} else if (proc == kHijing2000) {
gener = Hijing2000();
} else if (proc == kHijing2000HF) {
gener = Hijing2000HF(typeHF);
} else if (proc == kHydjet) {
gener = Hydjet();
} else if (proc == kDpmjet) {
gener = Dpmjet();
}
//
//
// Size of the interaction diamond
// Longitudinal
Float_t sigmaz = 5.4 / TMath::Sqrt(2.); // [cm]
//
// Transverse
Float_t betast = 3.5; // 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());
//
// FIELD
//
TGeoGlobalMagField::Instance()->SetField(new AliMagF("Maps","Maps", -1., -1., AliMagF::k5kG,
AliMagF::kBeamTypeAA, 1380.));
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");
ZDC->SetSpectatorsTrack();
ZDC->SetLumiLength(0.);
}
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); // not needed if raw masks
}
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 gen(Int_t nev = 1, char* filename = "galice.root")
{
// Load libraries
// gSystem->SetIncludePath("-I$ROOTSYS/include -I$ALICE_ROOT/include -I$ALICE_ROOT");
gSystem->Load("liblhapdf"); // Parton density functions
gSystem->Load("libEGPythia6"); // TGenerator interface
gSystem->Load("libpythia6"); // Pythia
gSystem->Load("libAliPythia6"); // ALICE specific implementations
AliPDG::AddParticlesToPdgDataBase();
TDatabasePDG::Instance();
// Run loader
AliRunLoader* rl = AliRunLoader::Open("galice.root","FASTRUN","recreate");
rl->SetCompressionLevel(2);
rl->SetNumberOfEventsPerFile(nev);
rl->LoadKinematics("RECREATE");
rl->MakeTree("E");
gAlice->SetRunLoader(rl);
// Create stack
rl->MakeStack();
AliStack* stack = rl->Stack();
// Header
AliHeader* header = rl->GetHeader();
// Create and Initialize Generator
gROOT->LoadMacro("$ALICE_ROOT/test/vmctest/gun/genGunConfig.C");
AliGenerator* gener = genGunConfig();
// Go to galice.root
rl->CdGAFile();
// Forbid some decays. Do it after gener->Init(0, because
// the initialization of the generator includes reading of the decay table.
// ...
//
// Event Loop
//
TStopwatch timer;
timer.Start();
for (Int_t iev = 0; iev < nev; iev++) {
cout <<"Event number "<< iev << endl;
// Initialize event
header->Reset(0,iev);
rl->SetEventNumber(iev);
stack->Reset();
rl->MakeTree("K");
// Generate event
stack->Reset();
stack->ConnectTree(rl->TreeK());
gener->Generate();
cout << "Number of particles " << stack->GetNprimary() << endl;
// Finish event
header->SetNprimary(stack->GetNprimary());
header->SetNtrack(stack->GetNtrack());
// I/O
stack->FinishEvent();
header->SetStack(stack);
rl->TreeE()->Fill();
rl->WriteKinematics("OVERWRITE");
} // event loop
timer.Stop();
timer.Print();
// Termination
// Generator
gener->FinishRun();
// Write file
rl->WriteHeader("OVERWRITE");
gener->Write();
rl->Write();
}
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());
}
void Config() {
// AliLog::SetClassDebugLevel("AliMFT", 1);
LoadLibs();
new TGeant3TGeo("C++ Interface to Geant3");
// Create the output file
AliRunLoader* rl=0x0;
printf("Config.C: Creating Run Loader ...");
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);
// ************* 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);
TVirtualMCDecayer *decayer = new AliDecayerPythia();
decayer->SetForceDecay(kAll);
decayer->Init();
gMC->SetExternalDecayer(decayer);
// Generator
AliGenerator* gener = 0x0;
if (proc == kPythia6) gener = MbPythia();
else if (proc == kPythiaPerugia0) gener = MbPythiaTunePerugia0();
else if (proc == kHijing) gener = Hijing();
else if (proc == kHijing2500) gener = Hijing2500();
else if (proc == kHijing2500Cocktail) gener = Hijing2500Cocktail();
else if (proc == kGenBox) gener = GenBox();
else if (proc == kGenMuonLMR) gener = GenMuonLMR();
else if (proc == kGenParamJpsi) gener = GenParamJpsi();
else if (proc == kGenCorrHF) gener = GenCorrHF();
else if (proc == kGenPionKaon) gener = GenParamPionKaon();
else if (proc == kPythiaPerugia0BtoJpsi2mu) gener = MbPythiaTunePerugia0BtoJpsi2mu();
else if (proc == kCocktailSignals) gener = CocktailSignals();
// Size of the interaction diamond
Float_t sigmaz = 5.4 / TMath::Sqrt(2.); // [cm]
Float_t betast = 3.5; // 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->SetOrigin(0,0,0);
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());
// TGeoGlobalMagField::Instance()->SetField(new AliMagF("Maps","Maps", -1., -1., AliMagF::k5kG, AliMagF::kBeamTypeAA, 2750.));
TGeoGlobalMagField::Instance()->SetField(new AliMagF("Maps","Maps", -1., -1., AliMagF::k5kG, AliMagF::kBeamTypepp, 7000.));
rl->CdGAFile();
// Detector Setup
Int_t iABSO = 1;
Int_t iDIPO = 1;
Int_t iHALL = 1;
Int_t iMUON = 1;
Int_t iPIPE = 1;
Int_t iSHIL = 1;
Int_t iT0 = 0;
Int_t iVZERO = 1;
Int_t iMFT = 1;
Int_t iACORDE= 0;
Int_t iEMCAL = 0;
Int_t iFMD = 0;
Int_t iFRAME = 0;
Int_t iITS = 0;
Int_t iMAG = 1;
Int_t iPHOS = 0;
Int_t iPMD = 0;
Int_t iHMPID = 0;
Int_t iTOF = 0;
Int_t iTPC = 0;
Int_t iTRD = 0;
Int_t iZDC = 0;
AliBODY *BODY = new AliBODY("BODY", "Alice envelop");
if (iMAG) AliMAG *MAG = new AliMAG("MAG", "Magnet");
if (iABSO) AliABSO *ABSO = new AliABSOv3("ABSO", "Muon Absorber");
if (iDIPO) AliDIPO *DIPO = new AliDIPOv3("DIPO", "Dipole version 3");
if (iHALL) AliHALL *HALL = new AliHALLv3("HALL", "Alice Hall");
if (iSHIL) AliSHIL *SHIL = new AliSHILv3("SHIL", "Shielding Version 3");
if (iITS) gROOT->ProcessLine(".x $ALICE_ROOT/ITS/UPGRADE/testITSU/CreateITSU.C");
if (iTPC) AliTPC *TPC = new AliTPCv2("TPC", "Default");
if (iTOF) AliTOF *TOF = new AliTOFv6T0("TOF", "normal TOF");
if (iHMPID) AliHMPID *HMPID = new AliHMPIDv3("HMPID", "normal HMPID");
if (iFMD) AliFMD *FMD = new AliFMDv1("FMD", "normal FMD");
if (iPHOS) AliPHOS *PHOS = new AliPHOSv1("PHOS", "noCPV_Modules123");
if (iPMD) AliPMD *PMD = new AliPMDv1("PMD", "normal PMD");
if (iT0) AliT0 *T0 = new AliT0v1("T0", "T0 Detector");
if (iEMCAL) AliEMCAL *EMCAL = new AliEMCALv2("EMCAL", "EMCAL_FIRSTYEARV1");
if (iACORDE) AliACORDE *ACORDE = new AliACORDEv1("ACORDE", "normal ACORDE");
if (iVZERO) AliVZERO *VZERO = new AliVZEROv7("VZERO", "normal VZERO");
if (iFRAME) {
AliFRAMEv2 *FRAME = new AliFRAMEv2("FRAME", "Space Frame");
FRAME->SetHoles(1);
}
if (iPIPE) {
// AliPIPE *PIPE = new AliPIPEv3("PIPE", "Beam Pipe");
AliPIPE *PIPE = new AliPIPEv4("PIPE", "Beam Pipe");
}
if (iZDC) {
AliZDC *ZDC = new AliZDCv3("ZDC", "normal ZDC");
ZDC->SetSpectatorsTrack();
ZDC->SetLumiLength(0.);
}
if (iTRD) {
AliTRD *TRD = new AliTRDv1("TRD", "TRD slow simulator");
}
if (iMUON) {
AliMUON *MUON = new AliMUONv1("MUON", "default");
MUON->SetTriggerEffCells(1); // not needed if raw masks
Char_t* digitstore="AliMUONDigitStoreV2S";
MUON->SetDigitStoreClassName(digitstore);
}
if (iMFT) {
AliMFT *MFT = new AliMFT("MFT", "normal MFT");
}
TIter next(gAlice->Modules());
AliModule *detector;
printf("gAlice->Modules:\n");
while((detector = (AliModule*)next())) printf("%s\n",detector->GetName());
}
void fastGen(Tune_t tune = kPyTuneCDFA , Float_t energy, Int_t nev = 1, TString process)
{
// Add all particles to the PDG database
AliPDG::AddParticlesToPdgDataBase();
// set the random seed
TDatime date;
UInt_t seed = date.Get()+gSystem->GetPid();
gRandom->SetSeed(seed);
cout<<"Seed for random number generation= "<<seed<<endl;
// Runloader
AliRunLoader* rl = AliRunLoader::Open("galice.root", "FASTRUN","recreate");
rl->SetCompressionLevel(2);
rl->SetNumberOfEventsPerFile(nev);
rl->LoadKinematics("RECREATE");
rl->MakeTree("E");
gAlice->SetRunLoader(rl);
// Create stack
rl->MakeStack();
AliStack* stack = rl->Stack();
// Header
AliHeader* header = rl->GetHeader();
//
// Create and Initialize Generator
AliGenerator *gener = CreateGenerator(tune,energy);
gener->Init();
// if nsd switch off single diffraction
if ( process == "NSD"){
if(tune != kPhojet) {
AliPythia::Instance()-> SetMSUB(92,0); // single diffraction AB-->XB
AliPythia::Instance()-> SetMSUB(93,0); // single diffraction AB-->AX
}
else {
cout << "NSD not yet implemented in the phojet case" << endl;
exit(1);
}
}
gener->SetStack(stack);
//
// Event Loop
//
Int_t iev;
for (iev = 0; iev < nev; iev++) {
if(!(iev%500)) printf("\n \n Event number %d \n \n", iev);
// Initialize event
header->Reset(0,iev);
rl->SetEventNumber(iev);
stack->Reset();
rl->MakeTree("K");
// stack->ConnectTree();
// Generate event
gener->Generate();
// Analysis
// Int_t npart = stack->GetNprimary();
// printf("Analyse %d Particles\n", npart);
// for (Int_t part=0; part<npart; part++) {
// TParticle *MPart = stack->Particle(part);
// Int_t mpart = MPart->GetPdgCode();
// printf("Particle %d\n", mpart);
// }
// Finish event
header->SetNprimary(stack->GetNprimary());
header->SetNtrack(stack->GetNtrack());
// I/O
//
stack->FinishEvent();
header->SetStack(stack);
rl->TreeE()->Fill();
rl->WriteKinematics("OVERWRITE");
} // event loop
//
// Termination
// Generator
gener->FinishRun();
// Write file
rl->WriteHeader("OVERWRITE");
gener->Write();
rl->Write();
}
