-enum gentype_t {hijing, hijingParam, gun, box, pythia,
+#if !defined(__CINT__) || defined(__MAKECINT__)
+#include <Riostream.h>
+#include <TRandom.h>
+#include <TSystem.h>
+#include <TVirtualMC.h>
+#include <TGeant3.h>
+#include "STEER/AliRunLoader.h"
+#include "STEER/AliRun.h"
+#include "STEER/AliConfig.h"
+#include "PYTHIA6/AliDecayerPythia.h"
+#include "EVGEN/AliGenCocktail.h"
+#include "EVGEN/AliGenFixed.h"
+#include "EVGEN/AliGenBox.h"
+#include "EVGEN/AliGenScan.h"
+#include "EVGEN/AliGenHIJINGpara.h"
+#include "THijing/AliGenHijing.h"
+#include "PYTHIA6/AliGenPythia.h"
+#include "THerwig/AliGenHerwig.h"
+#include "EVGEN/AliGenParam.h"
+#include "EVGEN/AliGenMUONlib.h"
+#include "EVGEN/AliGenPHOSlib.h"
+#include "EVGEN/AliGenGSIlib.h"
+#include "EVGEN/AliGenFLUKAsource.h"
+#include "EVGEN/AliGenExtFile.h"
+#include "EVGEN/AliGenHalo.h"
+#include "EVGEN/AliGenReaderTreeK.h"
+#include "STRUCT/AliBODY.h"
+#include "STRUCT/AliMAG.h"
+#endif
+
+enum gentype_t {hijing, hijingParam, gun, box, pythia, herwig,
param1, param2, param3, param4,
- cocktail, fluka, halo, ntuple, scan, doublescan};
+ cocktail, fluka, halo, ntuple, scan};
-gentype_t gentype=param4;
+gentype_t gentype = herwig;
-ntracks=1;
+Int_t ntracks=1;
void Config()
{
-new AliGeant3("C++ Interface to Geant3");
+ // Set Random Number seed
+ gRandom->SetSeed(12345); //Set 0 to use the current time
+ cout<<"Seed for random number generation= "<<gRandom->GetSeed()<<endl;
+
+
+ // libraries required by geant321
+#if defined(__CINT__)
+ gSystem->Load("libgeant321");
+#endif
+
+ new TGeant3TGeo("C++ Interface to Geant3");
//=======================================================================
// Create the output file
-TFile *rootfile = new TFile("galice.root","recreate");
-rootfile->SetCompressionLevel(2);
-TGeant3 *geant3 = (TGeant3*)gMC;
+ 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
- AliDecayer* decayer = new AliDecayerPythia();
- decayer->SetForceDecay(kAll);
- decayer->Init();
- gMC->SetExternalDecayer(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)
-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
- switch(gentype)
- {
- case gun:
+
+ 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);
+
+
+ AliGenerator * gGener = 0x0;
+ switch(gentype)
+ {
+ case gun:
//*********************************************
// Example for Fixed Particle Gun
//*********************************************
- AliGenFixed *gener = new AliGenFixed(ntracks);
- gener->SetMomentum(50);
- gener->SetPhi(180.);
- gener->SetTheta(5.);
- gener->SetOrigin(0,0,0); //vertex position
- gener->SetPart(13); //GEANT particle type
- break;
- case box:
+ {
+ AliGenFixed *gener = new AliGenFixed(ntracks);
+ gener->SetMomentum(50);
+ gener->SetPhi(180.);
+ gener->SetTheta(5.);
+ gener->SetOrigin(0,0,0); //vertex position
+ gener->SetPart(13); //GEANT particle type
+ gGener = gener;
+ }
+ break;
+ case box:
//*********************************************
// Example for Moving Particle Gun *
//*********************************************
- AliGenBox *gener = new AliGenBox(ntracks);
- gener->SetMomentumRange(3,4);
- gener->SetPhiRange(0,360);
- gener->SetThetaRange(90, 180. );
- gener->SetOrigin(0,0,0);
- //vertex position
- gener->SetSigma(0,0,0); //Sigma in (X,Y,Z) (cm) on IP position
- gener->SetPart(5); //GEANT particle type
- break;
- case scan:
+ {
+ AliGenBox *gener = new AliGenBox(ntracks);
+ gener->SetMomentumRange(3,4);
+ gener->SetPhiRange(0,360);
+ gener->SetThetaRange(90, 180. );
+ gener->SetOrigin(0,0,0);
+ //vertex position
+ gener->SetSigma(0,0,0); //Sigma in (X,Y,Z) (cm) on IP position
+ gener->SetPart(5); //GEANT particle type
+ gGener = gener;
+ }
+ break;
+ case scan:
//*********************************************
// Scanning on a grid *
//*********************************************
- AliGenScan *gener = new AliGenScan(-1);
- gener->SetMomentumRange(4,4);
- gener->SetPhiRange(0,360);
- gener->SetThetaRange(9,9);
- //vertex position
- gener->SetSigma(6,6,0); //Sigma in (X,Y,Z) (cm) on IP position
- gener->SetPart(5);
- gener->SetRange(20, -100, 100, 20, -100, 100, 1, 500, 500);
- break;
+ {
+ AliGenScan *gener = new AliGenScan(-1);
+ gener->SetMomentumRange(4,4);
+ gener->SetPhiRange(0,360);
+ gener->SetThetaRange(9,9);
+ //vertex position
+ gener->SetSigma(6,6,0); //Sigma in (X,Y,Z) (cm) on IP position
+ gener->SetPart(5);
+ gener->SetRange(20, -100, 100, 20, -100, 100, 1, 500, 500);
+ gGener = gener;
+ }
+ break;
- case hijingParam:
- AliGenHIJINGpara *gener = new AliGenHIJINGpara(ntracks);
- gener->SetMomentumRange(0,999);
- gener->SetPhiRange(0,360);
- gener->SetThetaRange(2,10);
- gener->SetOrigin(0,0,0); //vertex position
- gener->SetSigma(0,0,0); //Sigma in (X,Y,Z) (cm) on IP position
- break;
- case hijing:
- AliGenHijing *gener = new AliGenHijing(-1);
+ case hijingParam:
+ {
+ AliGenHIJINGpara *gener = new AliGenHIJINGpara(ntracks);
+ gener->SetMomentumRange(0,999);
+ gener->SetPhiRange(0,360);
+ gener->SetThetaRange(2,10);
+ gener->SetOrigin(0,0,0); //vertex position
+ gener->SetSigma(0,0,0); //Sigma in (X,Y,Z) (cm) on IP position
+ gGener = gener;
+ }
+ break;
+ case hijing:
+ {
+ AliGenHijing *gener = new AliGenHijing(-1);
// centre of mass energy
- gener->SetEnergyCMS(5500);
+ gener->SetEnergyCMS(5500);
// reference frame
- gener->SetReferenceFrame("CMS ");
+ gener->SetReferenceFrame("CMS ");
// projectile
- gener->SetProjectile("A ", 208, 82);
- gener->SetTarget ("A ", 208, 82);
+ gener->SetProjectile("A ", 208, 82);
+ gener->SetTarget ("A ", 208, 82);
// impact parameter range
- gener->SetImpactParameterRange(0, 3.);
+ gener->SetImpactParameterRange(0, 3.);
// evaluate cross section before run
- gener->SetEvaluate(1);
+ gener->SetEvaluate(0);
// tell hijing to keep the full parent child chain
- gener->KeepFullEvent();
+ gener->KeepFullEvent();
// enable jet quenching
- gener->SetJetQuenching(1);
+ gener->SetJetQuenching(1);
// enable shadowing
- gener->SetShadowing(1);
+ gener->SetShadowing(1);
// neutral pion and heavy particle decays switched off
- gener->SetDecaysOff(1);
+ gener->SetDecaysOff(1);
// trigger
- gener->SetTrigger(0);
+ gener->SetTrigger(0);
// kinematic selection
- gener->SetSelectAll(0);
+ gener->SetSelectAll(0);
// momentum range
- gener->SetMomentumRange(0,999);
+ gener->SetMomentumRange(0,999);
// phi range
- gener->SetPhiRange(-180,180);
+ gener->SetPhiRange(0.,360.);
// theta range
- gener->SetThetaRange(0,180.);
+ gener->SetThetaRange(0,180.);
// select flavor (0: no, 4: charm+beauty, 5:beauty)
- gener->SetFlavor(4);
+ gener->SetFlavor(0);
//
- gener->SetOrigin(0., 0.0 ,0);
- gener->SetSigma(0,0,5.3);
- gener->SetVertexSmear(kPerEvent);
+ gener->SetOrigin(0., 0.0 ,0);
+ gener->SetSigma(0,0,5.3);
+ gener->SetVertexSmear(kPerEvent);
// no tracking
- gener->SetTrackingFlag(0);
- break;
+ gener->SetTrackingFlag(0);
+ gGener = gener;
+ }
+ break;
- case pythia:
+ case pythia:
//********************************************
// Example for Charm Production with Pythia *
//********************************************
- AliGenPythia *gener = new AliGenPythia(-1);
+ {
+ AliGenPythia *gener = new AliGenPythia(-1);
// final state kinematic cuts
- gener->SetMomentumRange(0,999);
- gener->SetPhiRange(-180,180);
- gener->SetThetaRange(0., 180.);
- gener->SetYRange(-10,10);
- gener->SetPtRange(0,100);
+ gener->SetMomentumRange(0,999);
+ gener->SetPhiRange(0. ,360.);
+ gener->SetThetaRange(0., 180.);
+ gener->SetYRange(-10,10);
+ gener->SetPtRange(0,100);
// vertex position and smearing
- gener->SetOrigin(0,0,0); // vertex position
- gener->SetVertexSmear(kPerEvent);
- gener->SetSigma(0,0,5.6); // Sigma in (X,Y,Z) (cm) on IP position
-// Structure function
-// DO_Set_1
-// GRV_LO
-// GRV_HO
-// MRS_D_minus
-// MRS_D0
-// MRS_G
-// CTEQ_2pM
-// CTEQ_4M
- gener->SetStrucFunc(kGRV_HO);
+ gener->SetOrigin(0,0,0); // vertex position
+ gener->SetVertexSmear(kPerEvent);
+ gener->SetSigma(0,0,5.6); // Sigma in (X,Y,Z) (cm) on IP position
+// Structure function. See the list in EVGEN/AliStructFuncType.h
+ gener->SetStrucFunc(kGRVHO);
// Select corection for nuclear structure functions
// gener->SetNuclei(208,208);
//
-// Process type
-// charm, beauty, charm_unforced, beauty_unforced, jpsi, jpsi_chi, mb
- gener->SetProcess(kPyBeauty);
+// Process type. See the list in PYTHIA6/AliPythia.h
+ gener->SetProcess(kPyBeauty);
//
// Pt transfer of the hard scattering
- gener->SetPtHard(0.,5.);
+ gener->SetPtHard(0.,5.);
// Decay type (semielectronic, semimuonic, nodecay)
- gener->SetForceDecay(kSemiElectronic);
+ gener->SetForceDecay(kSemiElectronic);
// Centre of mass energy
- gener->SetEnergyCMS(5500.);
+ gener->SetEnergyCMS(5500.);
+// No Tracking
+ gener->SetTrackingFlag(0);
+ gGener = gener;
+ }
+ break;
+
+ case herwig:
+//********************************************
+// Example for Charm Production with Pythia *
+//********************************************
+ {
+ AliGenHerwig *gener = new AliGenHerwig(-1);
+// final state kinematic cuts
+ gener->SetMomentumRange(0,7000);
+ gener->SetPhiRange(0. ,360.);
+ gener->SetThetaRange(0., 180.);
+ gener->SetYRange(-10,10);
+ gener->SetPtRange(0,7000);
+// vertex position and smearing
+ gener->SetOrigin(0,0,0); // vertex position
+ gener->SetVertexSmear(kPerEvent);
+ gener->SetSigma(0,0,5.6); // Sigma in (X,Y,Z) (cm) on IP position
+// Beam momenta
+ gener->SetBeamMomenta(7000,7000);
+// Beams
+ gener->SetProjectile("P");
+ gener->SetTarget("P");
+// Structure function
+ gener->SetStrucFunc(kGRVHO);
+// Hard scatering
+ gener->SetPtHardMin(200);
+ gener->SetPtRMS(20);
+// Min bias
+ gener->SetProcess(8000);
// No Tracking
- gener->SetTrackingFlag(0);
- break;
+ gener->SetTrackingFlag(0);
+ gGener = gener;
+ }
+ break;
- case param1:
+ case param1:
//*******************************************************
// Example for J/psi Production from Parameterisation
// using default library (AliMUONlib)
//*******************************************************
- AliGenParam *gener =
- new AliGenParam(ntracks, AliGenMUONlib::kUpsilon);
- gener->SetMomentumRange(0,999);
- gener->SetPtRange(0,999);
- gener->SetPhiRange(-180, 180);
- gener->SetYRange(2.5,4);
- gener->SetCutOnChild(1);
- gener->SetChildThetaRange(2,9);
- gener->SetOrigin(0,0,0); //vertex position
- gener->SetSigma(0,0,5.3); //Sigma in (X,Y,Z) (cm) on IP position
- gener->SetForceDecay(kDiMuon);
- gener->SetTrackingFlag(0);
- break;
-
- case param2:
+ {
+ AliGenParam *gener =
+ new AliGenParam(ntracks, AliGenMUONlib::kUpsilon);
+ gener->SetMomentumRange(0,999);
+ gener->SetPtRange(0,999);
+ gener->SetPhiRange(0. , 360.);
+ gener->SetYRange(2.5,4);
+ gener->SetCutOnChild(1);
+ gener->SetChildThetaRange(2,9);
+ gener->SetOrigin(0,0,0); //vertex position
+ gener->SetSigma(0,0,5.3); //Sigma in (X,Y,Z) (cm) on IP position
+ gener->SetForceDecay(kDiMuon);
+ gener->SetTrackingFlag(0);
+ gGener = gener;
+ }
+ break;
+
+ case param2:
//*******************************************************
// Example for Omega Production from Parameterisation
// specifying library.
//*******************************************************
- AliGenParam *gener = new AliGenParam(1000,new AliGenPHOSlib(),
- AliGenPHOSlib::kOmega);
- gener->SetWeighting(kNonAnalog);
- gener->SetForceDecay(kNoDecay);
- gener->SetPtRange(0,100);
- gener->SetThetaRange(45,135);
- gener->SetTrackingFlag(0);
- break;
-
- case param3:
+ {
+ AliGenParam *gener = new AliGenParam(1000,new AliGenPHOSlib(),
+ AliGenPHOSlib::kOmega);
+ gener->SetWeighting(kNonAnalog);
+ gener->SetForceDecay(kNoDecay);
+ gener->SetPtRange(0,100);
+ gener->SetThetaRange(45,135);
+ gener->SetTrackingFlag(0);
+ gGener = gener;
+ }
+ break;
+
+ case param3:
//*******************************************************
// Example for Upsilon Production from Parameterisation
// specifying library.
// GSI style
//*******************************************************
- AliGenParam *gener = new AliGenParam(1000,new AliGenGSIlib(),
- AliGenGSIlib::kUpsilon, "MUON");
- gener->SetMomentumRange(0,999);
- gener->SetPtRange(0,999);
- gener->SetPhiRange(-180, 180);
- gener->SetYRange(2.5,4);
- gener->SetCutOnChild(1);
- gener->SetChildThetaRange(2,9);
- gener->SetOrigin(0,0,0); //vertex position
- gener->SetSigma(0,0,5.3); //Sigma in (X,Y,Z) (cm) on IP position
- gener->SetForceDecay(kDiMuon);
- gener->SetTrackingFlag(0);
- break;
+ {
+ AliGenParam *gener = new AliGenParam(1000,new AliGenGSIlib(),
+ AliGenGSIlib::kUpsilon, "MUON");
+ gener->SetMomentumRange(0,999);
+ gener->SetPtRange(0,999);
+ gener->SetPhiRange(0., 360.);
+ gener->SetYRange(2.5,4);
+ gener->SetCutOnChild(1);
+ gener->SetChildThetaRange(2,9);
+ gener->SetOrigin(0,0,0); //vertex position
+ gener->SetSigma(0,0,5.3); //Sigma in (X,Y,Z) (cm) on IP position
+ gener->SetForceDecay(kDiMuon);
+ gener->SetTrackingFlag(0);
+ gGener = gener;
+ }
+ break;
- case param4:
+ case param4:
//*******************************************************
// Example for Omega Production from Parameterisation
// specifying library.
// The alternative way.
//*******************************************************
- AliGenLib* Lib=new AliGenPHOSlib();
- Int_t iOmega = AliGenPHOSlib::kOmega;
- AliGenParam *gener = new AliGenParam(50, iOmega,
- Lib->GetPt(iOmega, ""),
- Lib->GetY (iOmega, ""),
- Lib->GetIp(iOmega, ""));
- gener->SetWeighting(kNonAnalog);
- gener->SetForceDecay(kNoDecay);
- gener->SetTrackingFlag(0);
- break;
-
- case fluka:
+ {
+ AliGenLib* Lib=new AliGenPHOSlib();
+ Int_t iOmega = AliGenPHOSlib::kOmega;
+ AliGenParam *gener = new AliGenParam(50, iOmega,
+ Lib->GetPt(iOmega, ""),
+ Lib->GetY (iOmega, ""),
+ Lib->GetIp(iOmega, ""));
+ gener->SetPtRange(0,999);
+ gener->SetWeighting(kNonAnalog);
+ gener->SetForceDecay(kNoDecay);
+ gener->SetTrackingFlag(0);
+ gGener = gener;
+ }
+ break;
+
+ case fluka:
//*******************************************************
// Example for a FLUKA Boundary Source *
//*******************************************************
- AliGenFLUKAsource *gener = new AliGenFLUKAsource(-1);
- gener->SetFileName("$(ALICE_ROOT)/data/all32.root");
- gener->SetPartFlag(9);
- gener->SetAgeMax(1.e-5);
+ {
+ AliGenFLUKAsource *gener = new AliGenFLUKAsource(-1);
+ gener->SetFileName("$(ALICE_ROOT)/data/all32.root");
+ gener->SetPartFlag(9);
+ gener->SetAgeMax(1.e-5);
// 31.7 events
- gener->SetFraction(0.0315);
+ gener->SetFraction(0.0315);
// gener->SetFraction(0.75*0.0315);
- rootfile->cd();
+ rl->CdGAFile();
// gener->SetPartFlag(10);
- gener->SetMomentumRange(0,999);
- gener->SetPhiRange(0,360);
- gener->SetThetaRange(0., 180.);
- gener->SetAgeMax(1.e-5);
+ gener->SetMomentumRange(0,999);
+ gener->SetPhiRange(0.,360.);
+ gener->SetThetaRange(0., 180.);
+ gener->SetAgeMax(1.e-5);
// 31.7 events
// gener->SetFraction(0.0315);
- break;
+ gGener = gener;
+ }
+ break;
- case ntuple:
+ case ntuple:
//*******************************************************
// Example for reading from a external file *
//*******************************************************
- AliGenExtFile *gener = new AliGenExtFile(-1);
- gener->SetFileName("$(ALICE_ROOT)/data/dtujet93.root");
- gener->SetVertexSmear(kPerEvent);
- gener->SetTrackingFlag(1);
- break;
+ {
+ AliGenExtFile *gener = new AliGenExtFile(-1);
+ gener->SetVertexSmear(kPerEvent);
+ gener->SetTrackingFlag(1);
+
+ AliGenReaderTreeK * reader = new AliGenReaderTreeK();
+ reader->SetFileName("$(ALICE_ROOT)/data/dtujet93.root");
+ gener->SetReader(reader);
+ gGener = gener;
+ }
+ break;
- case halo:
+ case halo:
//*******************************************************
// Example for Tunnel Halo Source *
//*******************************************************
- AliGenHalo *gener = new AliGenHalo(ntracks);
- gener->SetFileName("/h1/morsch/marsip/marsip5.mu");
- break;
-
- case cocktail:
+ {
+ AliGenHalo *gener = new AliGenHalo(ntracks);
+ gener->SetFileName("/h1/morsch/marsip/marsip5.mu");
+ gGener = gener;
+ }
+ break;
+
+ case cocktail:
//*******************************************************
// Example for a Cocktail *
//*******************************************************
-
- AliGenCocktail *gener = new AliGenCocktail();
+ {
+ AliGenCocktail *gener = new AliGenCocktail();
- gener->SetPhiRange(0,360);
- gener->SetYRange(2.5,4);
- gener->SetThetaRange(2,9);
- gener->SetPtRange(0,10);
- gener->SetOrigin(0,0,0); //vertex position
- gener->SetSigma(0,0,0); //Sigma in (X,Y,Z) (cm) on IP position
- gener->SetMomentumRange(0,999);
+ gener->SetPhiRange(0,360);
+ gener->SetYRange(2.5,4);
+ gener->SetThetaRange(2,9);
+ gener->SetPtRange(0,10);
+ gener->SetOrigin(0,0,0); //vertex position
+ gener->SetSigma(0,0,0); //Sigma in (X,Y,Z) (cm) on IP position
+ gener->SetMomentumRange(0,999);
- AliGenParam *jpsi = new AliGenParam(1,jpsi_p);
- jpsi->SetForceDecay(dimuon);
- jpsi->SetCutOnChild(1);
+ AliGenParam *jpsi = new AliGenParam(1,AliGenMUONlib::kJpsi);
+ jpsi->SetForceDecay(kDiMuon);
+ jpsi->SetCutOnChild(1);
- AliGenFLUKAsource *bg = new AliGenFLUKAsource(-1);
- bg->AddFile("$(ALICE_ROOT)/data/all32.root");
- rootfile->cd();
- bg->SetPartFlag(9);
- bg->SetAgeMax(1.e-5);
+ AliGenFLUKAsource *bg = new AliGenFLUKAsource(-1);
+ bg->AddFile("$(ALICE_ROOT)/data/all32.root");
+ rl->CdGAFile();
+ bg->SetPartFlag(9);
+ bg->SetAgeMax(1.e-5);
// 31.7 events
// gener->SetFraction(0.0315);
- bg->SetFraction(0.01*0.0315);
+ bg->SetFraction(0.01*0.0315);
- gener->AddGenerator(jpsi,"J/Psi", 1);
- gener->AddGenerator(bg,"Background",1);
+ gener->AddGenerator(jpsi,"J/Psi", 1);
+ gener->AddGenerator(bg,"Background",1);
- break;
- }
+ gGener = gener;
+ }
+ break;
+ }
// Activate this line if you want the vertex smearing to happen
// track by track
//
// gener->SetVertexSmear(kPerTrack);
-gener->Init();
+ gGener->Init();
-gAlice->SetField(-999,2); //Specify maximum magnetic field in Tesla (neg. ==> default field)
+ gAlice->SetField(-999,2); //Specify maximum magnetic field in Tesla (neg. ==> default field)
-Int_t iMAG=1;
+ Int_t iMAG=1;
+ rl->CdGAFile();
//=================== Alice BODY parameters =============================
-AliBODY *BODY = new AliBODY("BODY","Alice envelop");
+ AliBODY *BODY = new AliBODY("BODY","Alice envelop");
-if(iMAG) {
+ if(iMAG) {
//=================== MAG parameters ============================
// --- Start with Magnet since detector layouts may be depending ---
// --- on the selected Magnet dimensions ---
-AliMAG *MAG = new AliMAG("MAG","Magnet");
-}
+ AliMAG *MAG = new AliMAG("MAG","Magnet");
+ }
}