--- /dev/null
+// One can use the configuration macro in compiled mode by
+// root [0] gSystem->Load("libgeant321");
+// root [0] gSystem->SetIncludePath("-I$ROOTSYS/include -I$ALICE_ROOT/include\
+// -I$ALICE_ROOT -I$ALICE/geant3/TGeant3");
+// root [0] .x grun.C(1,"Config.C++")
+
+#if !defined(__CINT__) || defined(__MAKECINT__)
+#include <Riostream.h>
+#include <TPDGCode.h>
+#include <TRandom.h>
+#include <TSystem.h>
+#include <TVirtualMC.h>
+#include <TGeant3TGeo.h>
+#include "STEER/AliRunLoader.h"
+#include "STEER/AliRun.h"
+#include "STEER/AliConfig.h"
+#include "PYTHIA6/AliDecayerPythia.h"
+#include "EVGEN/AliGenCocktail.h"
+#include "EVGEN/AliGenHIJINGpara.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 "FMD/AliFMDv1.h"
+#include "MUON/AliMUONv1.h"
+#include "PHOS/AliPHOSv1.h"
+#include "PMD/AliPMDv1.h"
+#include "T0/AliT0v1.h"
+#include "EMCAL/AliEMCALv2.h"
+#include "ACORDE/AliACORDEv1.h"
+#include "VZERO/AliVZEROv7.h"
+#endif
+
+enum PprTrigConf_t
+{
+ kDefaultPPTrig, kDefaultPbPbTrig
+};
+
+const char * pprTrigConfName[] = {
+ "p-p","Pb-Pb"
+};
+
+static PprTrigConf_t strig = kDefaultPbPbTrig;
+Float_t EtaToTheta(Float_t arg);
+void LoadPythia();
+
+
+void Config()
+{
+ // ThetaRange is (0., 180.). It was (0.28,179.72) 7/12/00 09:00
+ // Theta range given through pseudorapidity limits 22/6/2001
+
+ // Set Random Number seed
+ //gRandom->SetSeed(123456); // Set 0 to use the current time
+
+ AliLog::Message(AliLog::kInfo, Form("Seed for random number generation = %d",gRandom->GetSeed()), "Config.C", "Config.C", "Config()","Config.C", __LINE__);
+
+ // Load Pythia libraries
+ LoadPythia();
+ // Libraries required by geant321
+#if defined(__CINT__)
+ gSystem->Load("libgeant321");
+#endif
+
+ new TGeant3TGeo("C++ Interface to Geant3");
+
+ AliRunLoader* rl=0x0;
+
+ AliLog::Message(AliLog::kInfo, "Creating Run Loader", "Config.C", "Config.C", "Config()"," Config.C", __LINE__);
+
+ 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(3);
+ gAlice->SetRunLoader(rl);
+
+
+
+ // gAlice->SetGeometryFromFile("geometry.root");
+
+ // Uncomment if you want to load geometry from OCDB! >>>>
+/*
+ if(!AliCDBManager::Instance()->IsDefaultStorageSet()){
+ cout << "#####################################################" << endl;
+ cout << "# #" << endl;
+ cout << "# WARNING: CDB DEFAULT STORAGE NOT SET !!! #" << endl;
+ cout << "# SETTING IT TO local://$ALICE_ROOT/OCDB !!! #" << endl;
+ cout << "# #" << endl;
+ cout << "#####################################################" << endl;
+
+ AliCDBManager::Instance()->SetDefaultStorage("local://$ALICE_ROOT/OCDB");
+ }
+
+ if(AliCDBManager::Instance()->GetRun() < 0){
+ cout << "#####################################################" << endl;
+ cout << "# #" << endl;
+ cout << "# WARNING: RUN NUMBER NOT SET !!! #" << endl;
+ cout << "# SETTING IT TO 0 !!! #" << endl;
+ cout << "# #" << endl;
+ cout << "#####################################################" << endl;
+
+ AliCDBManager::Instance()->SetRun(0);
+ }
+ gAlice->SetGeometryFromCDB();
+*/
+
+
+
+ // Set the trigger configuration
+ gAlice->SetTriggerDescriptor(pprTrigConfName[strig]);
+ cout<<"Trigger configuration is set to "<<pprTrigConfName[strig]<<endl;
+
+ //
+ // Set External decayer
+ TVirtualMCDecayer *decayer = new AliDecayerPythia();
+
+ decayer->SetForceDecay(kAll);
+ decayer->Init();
+ gMC->SetExternalDecayer(decayer);
+ //=======================================================================
+ // ************* 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);
+
+ int nParticles = 100;
+ if (gSystem->Getenv("CONFIG_NPARTICLES"))
+ {
+ nParticles = atoi(gSystem->Getenv("CONFIG_NPARTICLES"));
+ }
+
+ AliGenCocktail *gener = new AliGenCocktail();
+ gener->SetPhiRange(0, 360);
+ // Set pseudorapidity range from -8 to 8.
+ Float_t thmin = EtaToTheta(8); // theta min. <---> eta max
+ Float_t thmax = EtaToTheta(-8); // theta max. <---> eta min
+ gener->SetThetaRange(thmin,thmax);
+ gener->SetOrigin(0, 0, 0); //vertex position
+ gener->SetSigma(0, 0, 0); //Sigma in (X,Y,Z) (cm) on IP position
+
+ gSystem->Load("libTUHKMgen");
+ AliGenUHKM *tuhkMgen = new AliGenUHKM(nParticles);
+ tuhkMgen->SetAllParametersLHC();
+ gener->AddGenerator(tuhkMgen,"TUHKM",1);
+
+ gener->Init();
+
+ //
+ // Activate this line if you want the vertex smearing to happen
+ // track by track
+ //
+ //gener->SetVertexSmear(perTrack);
+ // Field (L3 0.4 T)
+ TGeoGlobalMagField::Instance()->SetField(new AliMagF("Maps","Maps", -1., -1., AliMagF::k5kG));
+
+ Int_t iABSO = 1;
+ Int_t iDIPO = 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 iZDC = 1;
+ Int_t iEMCAL = 1;
+ Int_t iACORDE = 1;
+ Int_t iVZERO = 1;
+ rl->CdGAFile();
+ //=================== 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");
+ }
+
+ 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");
+ }
+ //=================== PHOS parameters ===========================
+
+ if (iPHOS)
+ {
+ 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", "EMCAL_COMPLETE");
+ }
+
+ if (iACORDE)
+ {
+ //=================== ACORDE parameters ============================
+ AliACORDE *ACORDE = new AliACORDEv1("ACORDE", "normal ACORDE");
+ }
+
+ if (iVZERO)
+ {
+ //=================== VZERO parameters ============================
+ AliVZERO *VZERO = new AliVZEROv7("VZERO", "normal VZERO");
+ }
+
+ AliLog::Message(AliLog::kInfo, "End of Config", "Config.C", "Config.C", "Config()"," Config.C", __LINE__);
+
+}
+
+Float_t EtaToTheta(Float_t arg){
+ return (180./TMath::Pi())*2.*atan(exp(-arg));
+}
+
+
+void LoadPythia()
+{
+ // Load Pythia related libraries
+ 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
+}