- // 7-DEC-2000 09:00
- // Switch on Transition Radiation simulation. 6/12/00 18:00
- // iZDC=1 7/12/00 09:00
- // ThetaRange is (0., 180.). It was (0.28,179.72) 7/12/00 09:00
-
- new AliGeant3("C++ Interface to Geant3");
-
- if (!gSystem->Getenv("CONFIG_FILE")) {
- TFile *rootfile = new TFile("galice.root","recreate");
- rootfile->SetCompressionLevel(2);
- }
-
- TGeant3 *geant3 = (TGeant3*)gMC;
- //
- // Set External decayer
- AliDecayer* decayer = new AliDecayerPythia();
- decayer->SetForceDecay(kAll);
- decayer->Init();
- gMC->SetExternalDecayer(decayer);
- //
- //
- //=======================================================================
- // ******* GEANT STEERING parameters FOR ALICE SIMULATION *******
- geant3->SetTRIG(1); //Number of events to be processed
- geant3->SetSWIT(4,10);
- geant3->SetDEBU(0,0,1);
- //geant3->SetSWIT(2,2);
- geant3->SetDCAY(1);
- geant3->SetPAIR(1);
- geant3->SetCOMP(1);
- geant3->SetPHOT(1);
- geant3->SetPFIS(0);
- geant3->SetDRAY(0);
- geant3->SetANNI(1);
- geant3->SetBREM(1);
- geant3->SetMUNU(1);
- geant3->SetCKOV(1);
- geant3->SetHADR(1); //Select pure GEANH (HADR 1) or GEANH/NUCRIN (HADR 3)
- geant3->SetLOSS(2);
- geant3->SetMULS(1);
- geant3->SetRAYL(1);
- geant3->SetAUTO(1); //Select automatic STMIN etc... calc. (AUTO 1) or manual (AUTO 0)
- geant3->SetABAN(0); //Restore 3.16 behaviour for abandoned tracks
- geant3->SetOPTI(2); //Select optimisation level for GEANT geometry searches (0,1,2)
- geant3->SetERAN(5.e-7);
-
- Float_t cut = 1.e-3; // 1MeV cut by default
- Float_t tofmax = 1.e10;
- // GAM ELEC NHAD CHAD MUON EBREM MUHAB EDEL MUDEL MUPA TOFMAX
- geant3->SetCUTS(cut,cut, cut, cut, cut, cut, cut, cut, cut, cut, tofmax);
- //
- //=======================================================================
- // ************* 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
- if (gSystem->Getenv("CONFIG_NPARTICLES")) {
- int nParticles = atoi(gSystem->Getenv("CONFIG_NPARTICLES"));
- } else {
- int nParticles = 50;
- }
- AliGenHIJINGpara *gener = new AliGenHIJINGpara(nParticles);
-
- gener->SetMomentumRange(0,999);
- gener->SetPhiRange(0,360);
- // gener->SetThetaRange(0.28,179.72);
- gener->SetThetaRange(0.,180.);
- gener->SetOrigin(0,0,0); //vertex position
- gener->SetSigma(0,0,0); //Sigma in (X,Y,Z) (cm) on IP position
- gener->Init();
- //
- // Activate this line if you want the vertex smearing to happen
- // track by track
- //
- //gener->SetVertexSmear(perTrack);
-
- gAlice->SetField(-999,2); //Specify maximum magnetic field in Tesla (neg. ==> default field)
-
- Int_t iABSO=1;
- Int_t iCASTOR=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 iRICH=1;
- Int_t iSHIL=1;
- Int_t iSTART=1;
- Int_t iTOF=1;
- Int_t iTPC=1;
- Int_t iTRD=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 AliABSOv0("ABSO","Muon Absorber");
- }
-
- if(iDIPO) {
- //=================== DIPO parameters ============================
-
- AliDIPO *DIPO = new AliDIPOv2("DIPO","Dipole version 2");
- }
-
- if(iHALL) {
- //=================== HALL parameters ============================
-
- AliHALL *HALL = new AliHALL("HALL","Alice Hall");
- }
-
-
- if(iFRAME) {
- //=================== FRAME parameters ============================
-
- AliFRAME *FRAME = new AliFRAMEv1("FRAME","Space Frame");
-
- }
-
- if(iSHIL) {
- //=================== SHIL parameters ============================
-
- AliSHIL *SHIL = new AliSHILv0("SHIL","Shielding");
- }
-
-
- if(iPIPE) {
- //=================== PIPE parameters ============================
-
- AliPIPE *PIPE = new AliPIPEvTemp("PIPE","Beam Pipe");
- }
-
-
- if(iITS) {
-
-//=================== ITS parameters ============================
+ // 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
+ cout<<"Seed for random number generation= "<<gRandom->GetSeed()<<endl;
+
+
+ // libraries required by geant321
+#if defined(__CINT__)
+ gSystem->Load("libgeant321");
+#endif
+
+ new TGeant3("C++ Interface to Geant3");
+
+ 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(3);
+ gAlice->SetRunLoader(rl);
+
+ //
+ // 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
+
+ AliGenHIJINGpara *hijingparam = new AliGenHIJINGpara(nParticles);
+ hijingparam->SetMomentumRange(0.2, 999);
+ gener->AddGenerator(hijingparam,"HIJING PARAM",1);
+
+// AliGenBox *genbox = new AliGenBox(nParticles);
+// genbox->SetPart(22);
+// genbox->SetPtRange(0.3, 10.00);
+// gener->AddGenerator(genbox,"GENBOX GAMMA for PHOS",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)
+ AliMagFMaps* field = new AliMagFMaps("Maps","Maps", 2, 1., 10., 1);
+ gAlice->SetField(field);
+
+
+ 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 iRICH = 1;
+ Int_t iSHIL = 1;
+ Int_t iSTART = 1;
+ Int_t iTOF = 1;
+ Int_t iTPC = 1;
+ Int_t iTRD = 1;
+ Int_t iZDC = 1;
+ Int_t iEMCAL = 1;
+ Int_t iCRT = 0;
+ 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 AliABSOv0("ABSO", "Muon Absorber");
+ }
+
+ if (iDIPO)
+ {
+ //=================== DIPO parameters ============================
+
+ AliDIPO *DIPO = new AliDIPOv2("DIPO", "Dipole version 2");
+ }
+
+ if (iHALL)
+ {
+ //=================== HALL parameters ============================
+
+ AliHALL *HALL = new AliHALL("HALL", "Alice Hall");
+ }
+
+
+ if (iFRAME)
+ {
+ //=================== FRAME parameters ============================
+
+ AliFRAMEv2 *FRAME = new AliFRAMEv2("FRAME", "Space Frame");
+ if (geo == kHoles) {
+ FRAME->SetHoles(1);
+ } else {
+ FRAME->SetHoles(0);
+ }
+ }
+
+ if (iSHIL)
+ {
+ //=================== SHIL parameters ============================
+
+ AliSHIL *SHIL = new AliSHILv2("SHIL", "Shielding Version 2");
+ }
+
+
+ if (iPIPE)
+ {
+ //=================== PIPE parameters ============================
+
+ AliPIPE *PIPE = new AliPIPEv0("PIPE", "Beam Pipe");
+ }
+
+ if(iITS) {
+
+ //=================== ITS parameters ============================