--- /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 <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/AliMagFMaps.h"
+#include "STRUCT/AliBODY.h"
+#include "STRUCT/AliMAG.h"
+#include "STRUCT/AliABSOv0.h"
+#include "STRUCT/AliDIPOv2.h"
+#include "STRUCT/AliHALL.h"
+#include "STRUCT/AliFRAMEv2.h"
+#include "STRUCT/AliSHILv2.h"
+#include "STRUCT/AliPIPEv0.h"
+#include "ITS/AliITSvPPRasymmFMD.h"
+#include "TPC/AliTPCv2.h"
+#include "TOF/AliTOFv5T0.h"
+#include "RICH/AliRICHv1.h"
+#include "ZDC/AliZDCv2.h"
+#include "TRD/AliTRDv1.h"
+#include "FMD/AliFMDv1.h"
+#include "MUON/AliMUONv1.h"
+#include "PHOS/AliPHOSv1.h"
+#include "PMD/AliPMDv1.h"
+#include "START/AliSTARTv1.h"
+#include "EMCAL/AliEMCALv2.h"
+#include "CRT/AliCRTv0.h"
+#include "VZERO/AliVZEROv7.h"
+#endif
+
+Float_t EtaToTheta(Float_t arg);
+
+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 currecnt time
+ AliLog::Message(AliLog::kInfo, Form("Seed for random number generation = %d",gRandom->GetSeed()), "Config.C", "Config.C", "Config()","Config.C", __LINE__);
+
+
+ // libraries required by geant321
+#if defined(__CINT__)
+ gSystem->Load("libgeant321");
+ gSystem->Load("libGed.so");
+ gSystem->Load("libRGL.so");
+ //gSystem->Load("libGeom");
+ //cout << "\t* Loading TFluka..." << endl;
+ //gSystem->Load("libTFluka");
+ cout << "\t* Instantiating TFluka..." << endl;
+// new TFluka("C++ Interface to Fluka", 0/*verbositylevel*/);
+#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(100);
+ gAlice->SetRunLoader(rl);
+
+ AliCDBManager* man = AliCDBManager::Instance();
+ man->SetDefaultStorage("local://$(ALICE_ROOT)/");
+
+ // Set the trigger configuration
+ gAlice->SetTriggerDescriptor("Pb-Pb");
+ cout<<"Trigger configuration is set to Pb-Pb"<<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 = 1000;
+ if (gSystem->Getenv("CONFIG_NPARTICLES"))
+ {
+ nParticles = atoi(gSystem->Getenv("CONFIG_NPARTICLES"));
+ }
+
+
+ AliGenPythia *gener = new AliGenPythia(-1);
+ gener->SetProcess(kPyMb);
+ gener->SetEnergyCMS(14000);
+ gener->Init();
+
+
+ //
+ // Activate this line if you want the vertex smearing to happen
+ // track by track
+ //
+ //gener->SetVertexSmear(perTrack);
+ // Field (L3 0.4 T)
+ AliMagFMaps* field = new AliMagFMaps("Maps","Maps", 2, 1., 10., 1);
+ 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 = 0;
+ Int_t iHALL = 1;
+ Int_t iITS = 1;
+ Int_t iMAG = 1;
+ Int_t iMUON = 0;
+ Int_t iPHOS = 0;
+ Int_t iPIPE = 1;
+ Int_t iPMD = 0;
+ Int_t iHMPID = 0;
+ Int_t iSHIL = 1;
+ Int_t iT0 = 1;
+ Int_t iTOF = 0;
+ Int_t iTPC = 0;
+ Int_t iTRD = 0;
+ Int_t iVZERO = 1;
+ Int_t iZDC = 0;
+ Int_t iBCM = 1;
+
+ rl->CdGAFile();
+ //=================== Alice BODY parameters =============================
+ AliBODY *BODY = new AliBODY("BODY", "Alice envelop");
+
+ if (iBCM) {
+ AliBCM *BCM = new AliBCM("BCM", "Alice Beam Condition Monitor");
+ }
+
+
+ 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");
+ }
+
+ 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 ============================
+ //
+ // As the innermost detector in ALICE, the Inner Tracking System "impacts" on
+ // almost all other detectors. This involves the fact that the ITS geometry
+ // still has several options to be followed in parallel in order to determine
+ // the best set-up which minimizes the induced background. All the geometries
+ // available to date are described in the following. Read carefully the comments
+ // and use the default version (the only one uncommented) unless you are making
+ // comparisons and you know what you are doing. In this case just uncomment the
+ // ITS geometry you want to use and run Aliroot.
+ //
+ // Detailed geometries:
+ //
+ //
+ //AliITS *ITS = new AliITSv5symm("ITS","Updated ITS TDR detailed version with symmetric services");
+ //
+ //AliITS *ITS = new AliITSv5asymm("ITS","Updates ITS TDR detailed version with asymmetric services");
+ //
+ AliITSvPPRasymmFMD *ITS = new AliITSvPPRasymmFMD("ITS","New ITS PPR detailed version with asymmetric services");
+ ITS->SetMinorVersion(2); // don't touch this parameter if you're not an ITS developer
+ ITS->SetReadDet(kFALSE); // don't touch this parameter if you're not an ITS developer
+ // ITS->SetWriteDet("$ALICE_ROOT/ITS/ITSgeometry_vPPRasymm2.det"); // don't touch this parameter if you're not an ITS developer
+ ITS->SetThicknessDet1(200.); // detector thickness on layer 1 must be in the range [100,300]
+ ITS->SetThicknessDet2(200.); // detector thickness on layer 2 must be in the range [100,300]
+ ITS->SetThicknessChip1(150.); // chip thickness on layer 1 must be in the range [150,300]
+ ITS->SetThicknessChip2(150.); // chip thickness on layer 2 must be in the range [150,300]
+ ITS->SetRails(0); // 1 --> rails in ; 0 --> rails out
+ ITS->SetCoolingFluid(1); // 1 --> water ; 0 --> freon
+
+ // Coarse geometries (warning: no hits are produced with these coarse geometries and they unuseful
+ // for reconstruction !):
+ //
+ //
+ //AliITSvPPRcoarseasymm *ITS = new AliITSvPPRcoarseasymm("ITS","New ITS PPR coarse version with asymmetric services");
+ //ITS->SetRails(0); // 1 --> rails in ; 0 --> rails out
+ //ITS->SetSupportMaterial(0); // 0 --> Copper ; 1 --> Aluminum ; 2 --> Carbon
+ //
+ //AliITS *ITS = new AliITSvPPRcoarsesymm("ITS","New ITS PPR coarse version with symmetric services");
+ //ITS->SetRails(0); // 1 --> rails in ; 0 --> rails out
+ //ITS->SetSupportMaterial(0); // 0 --> Copper ; 1 --> Aluminum ; 2 --> Carbon
+ //
+ //
+ //
+ // Geant3 <-> EUCLID conversion
+ // ============================
+ //
+ // SetEUCLID is a flag to output (=1) or not to output (=0) both geometry and
+ // media to two ASCII files (called by default ITSgeometry.euc and
+ // ITSgeometry.tme) in a format understandable to the CAD system EUCLID.
+ // The default (=0) means that you dont want to use this facility.
+ //
+ ITS->SetEUCLID(0);
+ }
+
+ if (iTPC)
+ {
+ //============================ TPC parameters =====================
+ AliTPC *TPC = new AliTPCv2("TPC", "Default");
+ }
+
+
+ if (iTOF) {
+ //=================== TOF parameters ============================
+ AliTOF *TOF = new AliTOFv6T0("TOF", "normal TOF");
+ // Partial geometry: modules at 2,3,4,6,7,11,12,14,15,16
+ // starting at 6h in positive direction
+ // Int_t TOFSectors[18]={-1,-1,0,0,0,-1,0,0,-1,-1,-1,0,0,-1,0,0,0,0};
+ // Partial geometry: modules at 1,2,6,7,9,10,11,12,15,16,17
+ // (ALICE numbering convention)
+ Int_t TOFSectors[18]={-1,0,0,-1,-1,-1,0,0,-1,0,0,0,0,-1,-1,0,0,0};
+ TOF->SetTOFSectors(TOFSectors);
+ }
+
+
+ if (iHMPID)
+ {
+ //=================== HMPID parameters ===========================
+ AliHMPID *HMPID = new AliHMPIDv1("HMPID", "normal HMPID");
+
+ }
+
+
+ if (iZDC)
+ {
+ //=================== ZDC parameters ============================
+
+ AliZDC *ZDC = new AliZDCv2("ZDC", "normal ZDC");
+ }
+
+ if (iTRD)
+ {
+ //=================== TRD parameters ============================
+
+ AliTRD *TRD = new AliTRDv1("TRD", "TRD slow simulator");
+ AliTRDgeometry *geoTRD = TRD->GetGeometry();
+ // Partial geometry: modules at 2,3,4,6,11,12,14,15
+ // starting at 6h in positive direction
+ geoTRD->SetSMstatus(0,0);
+ geoTRD->SetSMstatus(1,0);
+ geoTRD->SetSMstatus(5,0);
+ geoTRD->SetSMstatus(7,0);
+ geoTRD->SetSMstatus(8,0);
+ geoTRD->SetSMstatus(9,0);
+ geoTRD->SetSMstatus(10,0);
+ geoTRD->SetSMstatus(13,0);
+ geoTRD->SetSMstatus(16,0);
+ geoTRD->SetSMstatus(17,0);
+ }
+
+ 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");
+ }
+ //=================== 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", "SHISH_77_TRD1_2X2_FINAL_110DEG");
+ }
+
+ if (iACORDE)
+ {
+ //=================== ACORDE parameters ============================
+ AliACORDE *ACORDE = new AliACORDEv0("ACORDE", "normal ACORDE");
+ }
+
+ if (iVZERO)
+ {
+ //=================== ACORDE 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));
+}