AliGenerator* CreateGenerator(Tune_t tune, Float_t energy)
{
if (tune == -1) {
// phojet
AliGenDPMjet* gener = new AliGenDPMjet(1);
gener->SetProcess(kDpmMb);
gener->SetProjectile("P", 1, 1);
gener->SetTarget("P", 1, 1);
gener->SetEnergyCMS(energy);
return gener;
}
if (tune != kPyTuneAtlasCSC && tune != kPyTuneCDFA && tune != kPyTuneCMS6D6T && tune != kPyTunePerugia0) {
Printf("Unknown pythia tune, quitting");
exit(1);
} else {
AliGenPythia * gener = new AliGenPythia(1);
//
// set pythia tune
gener->SetTune(tune);
// structure function
if(tune == kPyTuneAtlasCSC) {
cout << "Setting structure function" << endl;
gener->SetStrucFunc(kCTEQ61);
}
if(tune == kPyTuneCMS6D6T) {
cout << "Setting structure function" << endl;
gener->SetStrucFunc(kCTEQ6l);
}
if(tune == kPyTunePerugia0) {
cout << "Setting new parton shower" << endl;
gener->UseNewMultipleInteractionsScenario();
}
// charm, beauty, charm_unforced, beauty_unforced, jpsi, jpsi_chi, mb
gener->SetProcess(kPyMb);
// Centre of mass energy
gener->SetEnergyCMS(energy);
// Set target/projectile // Is this needded?
gener->SetProjectile("P", 1, 1);
gener->SetTarget("P", 1, 1);
return gener;
}
}
AliGenPythia *PythiaHVQ(PDC07Proc_t proc) {
//*******************************************************************//
// Configuration file for charm / beauty generation with PYTHIA //
// //
// The parameters have been tuned in order to reproduce the inclusive//
// heavy quark pt distribution given by the NLO pQCD calculation by //
// Mangano, Nason and Ridolfi. //
// //
// For details and for the NORMALIZATION of the yields see: //
// N.Carrer and A.Dainese, //
// "Charm and beauty production at the LHC", //
// ALICE-INT-2003-019, [arXiv:hep-ph/0311225]; //
// PPR Chapter 6.6, CERN/LHCC 2005-030 (2005). //
//*******************************************************************//
AliGenPythia * gener = 0x0;
switch(proc) {
case kCharmPbPb5500:
comment = comment.Append(" Charm in Pb-Pb at 5.5 TeV");
gener = new AliGenPythia(nEvts);
gener->SetProcess(kPyCharmPbPbMNR);
gener->SetStrucFunc(kCTEQ4L);
gener->SetPtHard(2.1,-1.0);
gener->SetEnergyCMS(5500.);
gener->SetNuclei(208,208);
break;
case kCharmpPb8800:
comment = comment.Append(" Charm in p-Pb at 8.8 TeV");
gener = new AliGenPythia(nEvts);
gener->SetProcess(kPyCharmpPbMNR);
gener->SetStrucFunc(kCTEQ4L);
gener->SetPtHard(2.1,-1.0);
gener->SetEnergyCMS(8800.);
gener->SetProjectile("P",1,1);
gener->SetTarget("Pb",208,82);
break;
case kCharmpp14000:
comment = comment.Append(" Charm in pp at 14 TeV");
gener = new AliGenPythia(nEvts);
gener->SetProcess(kPyCharmppMNR);
gener->SetStrucFunc(kCTEQ4L);
gener->SetPtHard(2.1,-1.0);
gener->SetEnergyCMS(14000.);
break;
case kCharmpp14000wmi:
comment = comment.Append(" Charm in pp at 14 TeV with mult. interactions");
gener = new AliGenPythia(-1);
gener->SetProcess(kPyCharmppMNRwmi);
gener->SetStrucFunc(kCTEQ5L);
gener->SetPtHard(ptHardMin,ptHardMax);
gener->SetEnergyCMS(14000.);
break;
case kD0PbPb5500:
comment = comment.Append(" D0 in Pb-Pb at 5.5 TeV");
gener = new AliGenPythia(nEvts);
gener->SetProcess(kPyD0PbPbMNR);
gener->SetStrucFunc(kCTEQ4L);
gener->SetPtHard(2.1,-1.0);
gener->SetEnergyCMS(5500.);
gener->SetNuclei(208,208);
break;
case kD0pPb8800:
comment = comment.Append(" D0 in p-Pb at 8.8 TeV");
gener = new AliGenPythia(nEvts);
gener->SetProcess(kPyD0pPbMNR);
gener->SetStrucFunc(kCTEQ4L);
gener->SetPtHard(2.1,-1.0);
gener->SetEnergyCMS(8800.);
gener->SetProjectile("P",1,1);
gener->SetTarget("Pb",208,82);
break;
case kD0pp14000:
comment = comment.Append(" D0 in pp at 14 TeV");
gener = new AliGenPythia(nEvts);
gener->SetProcess(kPyD0ppMNR);
gener->SetStrucFunc(kCTEQ4L);
gener->SetPtHard(2.1,-1.0);
gener->SetEnergyCMS(14000.);
break;
case kDPlusPbPb5500:
comment = comment.Append(" DPlus in Pb-Pb at 5.5 TeV");
gener = new AliGenPythia(nEvts);
gener->SetProcess(kPyDPlusPbPbMNR);
gener->SetStrucFunc(kCTEQ4L);
gener->SetPtHard(2.1,-1.0);
gener->SetEnergyCMS(5500.);
gener->SetNuclei(208,208);
break;
case kDPluspPb8800:
comment = comment.Append(" DPlus in p-Pb at 8.8 TeV");
gener = new AliGenPythia(nEvts);
gener->SetProcess(kPyDPluspPbMNR);
gener->SetStrucFunc(kCTEQ4L);
gener->SetPtHard(2.1,-1.0);
gener->SetEnergyCMS(8800.);
gener->SetProjectile("P",1,1);
gener->SetTarget("Pb",208,82);
break;
case kDPluspp14000:
comment = comment.Append(" DPlus in pp at 14 TeV");
gener = new AliGenPythia(nEvts);
gener->SetProcess(kPyDPlusppMNR);
gener->SetStrucFunc(kCTEQ4L);
gener->SetPtHard(2.1,-1.0);
gener->SetEnergyCMS(14000.);
break;
case kBeautyPbPb5500:
comment = comment.Append(" Beauty in Pb-Pb at 5.5 TeV");
gener = new AliGenPythia(nEvts);
gener->SetProcess(kPyBeautyPbPbMNR);
gener->SetStrucFunc(kCTEQ4L);
gener->SetPtHard(2.75,-1.0);
gener->SetEnergyCMS(5500.);
gener->SetNuclei(208,208);
break;
case kBeautypPb8800:
comment = comment.Append(" Beauty in p-Pb at 8.8 TeV");
gener = new AliGenPythia(nEvts);
gener->SetProcess(kPyBeautypPbMNR);
gener->SetStrucFunc(kCTEQ4L);
gener->SetPtHard(2.75,-1.0);
gener->SetEnergyCMS(8800.);
gener->SetProjectile("P",1,1);
gener->SetTarget("Pb",208,82);
break;
case kBeautypp14000:
comment = comment.Append(" Beauty in pp at 14 TeV");
gener = new AliGenPythia(nEvts);
gener->SetProcess(kPyBeautyppMNR);
gener->SetStrucFunc(kCTEQ4L);
gener->SetPtHard(2.75,-1.0);
gener->SetEnergyCMS(14000.);
break;
case kBeautypp14000wmi:
comment = comment.Append(" Beauty in pp at 14 TeV with mult. interactions");
gener = new AliGenPythia(-1);
gener->SetProcess(kPyBeautyppMNRwmi);
gener->SetStrucFunc(kCTEQ5L);
gener->SetPtHard(ptHardMin,ptHardMax);
gener->SetEnergyCMS(14000.);
break;
}
return gener;
}
