+//
+// Configuration for the Physics Data Challenge 2008
+// pp collisions at 10 TeV
+//
+// 87.01% of MSEL=0 events (including diffractive) with
+// QQbar switched off (these events will include injected J/psi) => kPyMbNoHvq
+//
+// 11.88% of MSEL=1 events with ccbar (in 4 subsamples) => kCharmpp14000wmi
+// bin 1 25% (3.535%): 2.76 < pthard < 3 GeV/c
+// bin 2 40% (5.656%): 3 < pthard < 4 GeV/c
+// bin 3 29% (4.101%): 4 < pthard < 8 GeV/c
+// bin 4 6% (0.848%): pthard > 8 GeV/c
+//
+// 0.61% of MSEL=1 events with bbbar (in 4 subsamples) => kBeautypp14000wmi
+// bin 1 5% (0.037%): 2.76 < pthard < 4 GeV/c
+// bin 2 31% (0.226%): 4 < pthard < 6 GeV/c
+// bin 3 28% (0.204%): 6 < pthard < 8 GeV/c
+// bin 4 36% (0.263%): pthard >8 GeV/c
+//
+// 0.25% of MSEL=0 events with QQbar switched off and 1 Omega- => kPyOmegaMinus
+// 0.25% of MSEL=0 events with QQbar switched off and 1 OmegaBar+ => kPyOmegaPlus
+//
+
+
+#if !defined(__CINT__) || defined(__MAKECINT__)
+#include <Riostream.h>
+#include <TRandom.h>
+#include <TSystem.h>
+#include <TVirtualMC.h>
+#include <TGeant3TGeo.h>
+#include <TPDGCode.h>
+#include <TF1.h>
+#include "STEER/AliRunLoader.h"
+#include "STEER/AliRun.h"
+#include "STEER/AliConfig.h"
+#include "STEER/AliGenerator.h"
+#include "STEER/AliLog.h"
+#include "PYTHIA6/AliDecayerPythia.h"
+#include "PYTHIA6/PythiaProcesses.h"
+#include "EVGEN/AliGenHIJINGpara.h"
+#include "THijing/AliGenHijing.h"
+#include "EVGEN/AliGenCocktail.h"
+#include "EVGEN/AliGenSlowNucleons.h"
+#include "EVGEN/AliSlowNucleonModelExp.h"
+#include "EVGEN/AliGenParam.h"
+#include "EVGEN/AliGenMUONlib.h"
+#include "EVGEN/AliGenSTRANGElib.h"
+#include "EVGEN/AliGenMUONCocktail.h"
+#include "EVGEN/AliGenCocktail.h"
+#include "EVGEN/AliGenGeVSim.h"
+#include "EVGEN/AliGeVSimParticle.h"
+#include "PYTHIA6/AliGenPythia.h"
+#include "TDPMjet/AliGenDPMjet.h"
+#include "STEER/AliMagF.h"
+#include "STRUCT/AliBODY.h"
+#include "STRUCT/AliMAG.h"
+#include "STRUCT/AliABSOv3.h"
+#include "STRUCT/AliDIPOv3.h"
+#include "STRUCT/AliHALLv3.h"
+#include "STRUCT/AliFRAMEv2.h"
+#include "STRUCT/AliSHILv3.h"
+#include "STRUCT/AliPIPEv3.h"
+#include "ITS/AliITSv11Hybrid.h"
+#include "TPC/AliTPCv2.h"
+#include "TOF/AliTOFv6T0.h"
+#include "HMPID/AliHMPIDv3.h"
+#include "ZDC/AliZDCv3.h"
+#include "TRD/AliTRDv1.h"
+#include "TRD/AliTRDgeometry.h"
+#include "FMD/AliFMDv1.h"
+#include "MUON/AliMUONv1.h"
+#include "PHOS/AliPHOSv1.h"
+#include "PHOS/AliPHOSSimParam.h"
+#include "PMD/AliPMDv1.h"
+#include "T0/AliT0v1.h"
+#include "EMCAL/AliEMCALv2.h"
+#include "ACORDE/AliACORDEv1.h"
+#include "VZERO/AliVZEROv7.h"
+#endif
+
+
+enum PDC06Proc_t
+{
+//--- Heavy Flavour Production ---
+ kCharmPbPb5500, kCharmpPb8800, kCharmpp14000, kCharmpp14000wmi,
+ kD0PbPb5500, kD0pPb8800, kD0pp14000,
+ kDPlusPbPb5500, kDPluspPb8800, kDPluspp14000,
+ kBeautyPbPb5500, kBeautypPb8800, kBeautypp14000, kBeautypp14000wmi,
+// -- Pythia Mb
+ kPyMbNoHvq, kPyOmegaPlus, kPyOmegaMinus, kRunMax
+};
+
+const char * pprRunName[] = {
+ "kCharmPbPb5500", "kCharmpPb8800", "kCharmpp14000", "kCharmpp14000wmi",
+ "kD0PbPb5500", "kD0pPb8800", "kD0pp14000",
+ "kDPlusPbPb5500", "kDPluspPb8800", "kDPluspp14000",
+ "kBeautyPbPb5500", "kBeautypPb8800", "kBeautypp14000", "kBeautypp14000wmi",
+ "kPyMbNoHvq", "kPyOmegaPlus", "kPyOmegaMinus"
+};
+
+
+//--- Decay Mode ---
+enum DecayHvFl_t
+{
+ kNature, kHadr, kSemiEl, kSemiMu
+};
+//--- Rapidity Cut ---
+enum YCut_t
+{
+ kFull, kBarrel, kMuonArm
+};
+
+//--- Functions ---
+class AliGenPythia;
+AliGenPythia *PythiaHVQ(PDC06Proc_t proc);
+AliGenerator *MbCocktail();
+AliGenerator *PyMbTriggered(Int_t pdg);
+void ProcessEnvironmentVars();
+
+// This part for configuration
+static PDC06Proc_t proc = kPyMbNoHvq;
+static DecayHvFl_t decHvFl = kNature;
+static YCut_t ycut = kFull;
+static AliMagF::BMap_t mag = AliMagF::k5kG;
+static Float_t energy = 10000; // energy in CMS
+static Int_t runNumber= 0;
+//========================//
+// Set Random Number seed //
+//========================//
+TDatime dt;
+static UInt_t seed = dt.Get();
+
+// nEvts = -1 : you get 1 QQbar pair and all the fragmentation and
+// decay chain
+// nEvts = N>0 : you get N charm / beauty Hadrons
+Int_t nEvts = -1;
+// stars = kTRUE : all heavy resonances and their decay stored
+// = kFALSE: only final heavy hadrons and their decays stored
+Bool_t stars = kTRUE;
+
+// To be used only with kCharmpp1400wmi and kBeautypp1400wmi
+// To get a "reasonable" agreement with MNR results, events have to be
+// generated with the minimum ptHard set to 2.76 GeV.
+// To get a "perfect" agreement with MNR results, events have to be
+// generated in four ptHard bins with the following relative
+// normalizations:
+// CHARM
+// 2.76-3 GeV: 25%
+// 3-4 GeV: 40%
+// 4-8 GeV: 29%
+// >8 GeV: 6%
+// BEAUTY
+// 2.76-4 GeV: 5%
+// 4-6 GeV: 31%
+// 6-8 GeV: 28%
+// >8 GeV: 36%
+Float_t ptHardMin = 2.76;
+Float_t ptHardMax = -1.;
+
+
+// Comment line
+static TString comment;
+
+void Config()
+{
+
+
+ // Get settings from environment variables
+ ProcessEnvironmentVars();
+
+ // gSystem->Load("libpythia6");
+// gSystem->Load("libEGPythia6");
+// gSystem->Load("libAliPythia6");
+ gSystem->Load("liblhapdf.so"); // Parton density functions
+ gSystem->Load("libEGPythia6.so"); // TGenerator interface
+ gSystem->Load("libpythia6.so"); // Pythia
+ gSystem->Load("libAliPythia6.so"); // ALICE specific implementations
+
+
+ // libraries required by geant321
+#if defined(__CINT__)
+ gSystem->Load("liblhapdf");
+ gSystem->Load("libEGPythia6");
+ gSystem->Load("libpythia6");
+ gSystem->Load("libAliPythia6");
+ gSystem->Load("libgeant321");
+#endif
+
+ new TGeant3TGeo("C++ Interface to Geant3");
+
+ // Output every 100 tracks
+ ((TGeant3*)gMC)->SetSWIT(4,100);
+
+ //=======================================================================
+
+ // Run loader
+ AliRunLoader* rl=0x0;
+ 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);
+
+ // Set the trigger configuration
+ gAlice->SetTriggerDescriptor("p-p");
+ cout<<"Trigger configuration is set to p-p "<<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);
+
+ //======================//
+ // Set External decayer //
+ //======================//
+ TVirtualMCDecayer* decayer = new AliDecayerPythia();
+ // DECAYS
+ //
+
+ switch(decHvFl) {
+ case kNature:
+ decayer->SetForceDecay(kNeutralPion);
+ break;
+ case kHadr:
+ decayer->SetForceDecay(kHadronicD);
+ break;
+ case kSemiEl:
+ decayer->SetForceDecay(kSemiElectronic);
+ break;
+ case kSemiMu:
+ decayer->SetForceDecay(kSemiMuonic);
+ break;
+ }
+ decayer->Init();
+ gMC->SetExternalDecayer(decayer);
+
+ //=========================//
+ // Generator Configuration //
+ //=========================//
+ AliGenerator* gener = 0x0;
+
+ if (proc <= kBeautypp14000wmi) {
+ AliGenPythia *pythia = PythiaHVQ(proc);
+ // FeedDown option
+ pythia->SetFeedDownHigherFamily(kFALSE);
+ // Stack filling option
+ if(!stars) pythia->SetStackFillOpt(AliGenPythia::kParentSelection);
+ // Set Count mode
+ if(nEvts>0) pythia->SetCountMode(AliGenPythia::kCountParents);
+ //
+ // DECAYS
+ //
+ switch(decHvFl) {
+ case kNature:
+ // pythia->SetForceDecay(kAll);
+ pythia->SetForceDecay(kNeutralPion);
+ break;
+ case kHadr:
+ pythia->SetForceDecay(kHadronicD);
+ break;
+ case kSemiEl:
+ pythia->SetForceDecay(kSemiElectronic);
+ break;
+ case kSemiMu:
+ pythia->SetForceDecay(kSemiMuonic);
+ break;
+ }
+ //
+ // GEOM & KINE CUTS
+ //
+ pythia->SetMomentumRange(0,99999999);
+ pythia->SetPhiRange(0., 360.);
+ pythia->SetThetaRange(0,180);
+ switch(ycut) {
+ case kFull:
+ pythia->SetYRange(-12,12);
+ break;
+ case kBarrel:
+ pythia->SetYRange(-2,2);
+ break;
+ case kMuonArm:
+ pythia->SetYRange(1,6);
+ break;
+ }
+ gener = pythia;
+ } else if (proc == kPyMbNoHvq) {
+ gener = MbCocktail();
+ } else if (proc == kPyOmegaMinus) {
+ gener = PyMbTriggered(3334);
+ } else if (proc == kPyOmegaPlus) {
+ gener = PyMbTriggered(-3334);
+ }
+
+
+
+ // 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
+ //
+
+ TGeoGlobalMagField::Instance()->SetField(new AliMagF("Maps","Maps", 2, 1., 10., mag));
+
+ 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 0,8,9,17
+ // Partial geometry: modules at 1,7,10,16 expected for 2009
+ // 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);
+
+ }
+
+ 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");
+
+ }
+
+
+ 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");
+ AliEMCAL *EMCAL = new AliEMCALv2("EMCAL", "EMCAL_COMPLETE");
+ }
+
+ if (iACORDE)
+ {
+ //=================== ACORDE parameters ============================
+
+ AliACORDE *ACORDE = new AliACORDEv1("ACORDE", "normal ACORDE");
+ }
+
+ if (iVZERO)
+ {
+ //=================== ACORDE parameters ============================
+
+ AliVZERO *VZERO = new AliVZEROv7("VZERO", "normal VZERO");
+ }
+}
+
+
+// PYTHIA
+
+AliGenPythia *PythiaHVQ(PDC06Proc_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(energy);
+ 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(energy);
+ 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(energy);
+ 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(energy);
+ 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(energy);
+ 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(energy);
+ break;
+ }
+
+ return gener;
+}
+
+AliGenerator* MbCocktail()
+{
+ comment = comment.Append(" pp at 14 TeV: Pythia low-pt, no heavy quarks + J/Psi from parameterisation");
+ AliGenCocktail * gener = new AliGenCocktail();
+ gener->UsePerEventRates();
+
+// Pythia
+
+ AliGenPythia* pythia = new AliGenPythia(-1);
+ pythia->SetMomentumRange(0, 999999.);
+ pythia->SetThetaRange(0., 180.);
+ pythia->SetYRange(-12.,12.);
+ pythia->SetPtRange(0,1000.);
+ //pythia->SetProcess(kPyMb);
+ pythia->SetProcess(kPyMbWithDirectPhoton);
+ pythia->SetEnergyCMS(energy);
+ pythia->SwitchHFOff();
+ pythia->SetForceDecay(kNeutralPion);
+ // pythia->SetEventListRange(-1, 10);
+
+// J/Psi parameterisation
+
+ AliGenParam* jpsi = new AliGenParam(1, AliGenMUONlib::kJpsi, "CDF scaled", "Jpsi");
+ jpsi->SetPtRange(0.,100.);
+ jpsi->SetYRange(-12., 12.);
+ jpsi->SetPhiRange(0., 360.);
+ //jpsi->SetForceDecay(kAll);
+ jpsi->SetForceDecay(kNeutralPion);
+
+
+ gener->AddGenerator(pythia, "Pythia", 1.);
+ // J/psi rate comes from J/psi / ccbar = 0.47%
+ // (from Yellow Report and PPRvol2 6.7)
+ // includes also J/psi from higher charmonia
+ gener->AddGenerator(jpsi, "J/Psi", 5.6e-4);
+
+ return gener;
+}
+
+AliGenerator* PyMbTriggered(Int_t pdg)
+{
+ AliGenPythia* pythia = new AliGenPythia(-1);
+ pythia->SetMomentumRange(0, 999999.);
+ pythia->SetThetaRange(0., 180.);
+ pythia->SetYRange(-12.,12.);
+ pythia->SetPtRange(0,1000.);
+ pythia->SetProcess(kPyMb);
+ pythia->SetEnergyCMS(energy);
+ pythia->SetTriggerParticle(pdg, 0.9);
+ return pythia;
+}
+
+void ProcessEnvironmentVars()
+{
+ cout << "Processing environment variables" << endl;
+ // Random Number seed
+ if (gSystem->Getenv("CONFIG_SEED")) {
+ seed = atoi(gSystem->Getenv("CONFIG_SEED"));
+ }
+
+ gRandom->SetSeed(seed);
+ cout<<"Seed for random number generation= "<<seed<<endl;
+
+ // Run Number
+ if (gSystem->Getenv("DC_RUN")) {
+ runNumber = atoi(gSystem->Getenv("DC_RUN"));
+ }
+ cout<<"Run number "<<runNumber<<endl;
+
+ // Run type
+ if (gSystem->Getenv("DC_RUN_TYPE")) {
+ for (Int_t iRun = 0; iRun < kRunMax; iRun++) {
+ if (strcmp(gSystem->Getenv("DC_RUN_TYPE"), pprRunName[iRun])==0) {
+ proc = (PDC06Proc_t)iRun;
+ cout<<"Run type set to "<<pprRunName[iRun]<<endl;
+ }
+ }
+ } else {
+ // Define the run type randomly
+
+ // The array below contains the cumulative probability
+ // for the following cases:
+ // kPyMbNoHvq, kCharmpp14000wmi,kBeautypp14000wmi,kPyOmegaMinus,kPyOmegaPlus
+
+ // NEW SETTINGS FOR 10 TeV
+ //Double_t probType[] = {0.0,0.8498,0.9912,0.9985,0.99925,1.0};
+ //Double_t probType[] = {0.0,0.8736,0.9924,0.9985,0.99925,1.0};
+ Double_t probType[] = {0.0,0.8701,0.9889,0.9950,0.9975,1.0};
+ Int_t iType = TMath::BinarySearch(6,probType,gRandom->Rndm());
+
+ switch (iType) {
+ case 0:
+ proc = kPyMbNoHvq;
+ break;
+ case 1:
+ proc = kCharmpp14000wmi;
+ {
+ // Define ptHardMin,ptHardMax
+ // The array below contains the cumulative probability
+ // for the different pthard bins
+ Double_t probPtCharm[] = {0.0,0.25,0.65,0.94,1.0};
+ Int_t iPt = TMath::BinarySearch(5,probPtCharm,gRandom->Rndm());
+ switch (iPt) {
+ case 0:
+ ptHardMin = 2.76;
+ ptHardMax = 3.0;
+ break;
+ case 1:
+ ptHardMin = 3.0;
+ ptHardMax = 4.0;
+ break;
+ case 2:
+ ptHardMin = 4.0;
+ ptHardMax = 8.0;
+ break;
+ case 3:
+ ptHardMin = 8.0;
+ ptHardMax = -1.0;
+ break;
+ default:
+ cout << "ProcessEnvironmentVars: Wrong pthard bin" << endl;
+ }
+ }
+ break;
+ case 2:
+ proc = kBeautypp14000wmi;
+ {
+ // Define ptHardMin,ptHardMax
+ // The array below contains the cumulative probability
+ // for the different pthard bins
+ Double_t probPtBeauty[] = {0.0,0.05,0.36,0.64,1.0};
+ Int_t iPt = TMath::BinarySearch(5,probPtBeauty,gRandom->Rndm());
+ switch (iPt) {
+ case 0:
+ ptHardMin = 2.76;
+ ptHardMax = 4.0;
+ break;
+ case 1:
+ ptHardMin = 4.0;
+ ptHardMax = 6.0;
+ break;
+ case 2:
+ ptHardMin = 6.0;
+ ptHardMax = 8.0;
+ break;
+ case 3:
+ ptHardMin = 8.0;
+ ptHardMax = -1.0;
+ break;
+ default:
+ cout << "ProcessEnvironmentVars: Wrong pthard bin" << endl;
+ }
+ }
+ break;
+ case 3:
+ proc = kPyOmegaMinus;
+ break;
+ case 4:
+ proc = kPyOmegaPlus;
+ break;
+ default:
+ cout << "ProcessEnvironmentVars: Wrong run type" << endl;
+ }
+ cout<<"Run type set to "<<pprRunName[proc]<<endl;
+ cout<<"ptHard limits: "<<ptHardMin<<" to " <<ptHardMax<<endl;
+ }
+
+}
+
+
+
git://git.uio.no / u / mrichter / AliRoot.git / commitdiff