+// 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 <TGeant3.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/AliTOFv4T0.h"
+#include "RICH/AliRICHv1.h"
+#include "ZDC/AliZDCv2.h"
+#include "TRD/AliTRDv1.h"
+#include "FMD/AliFMDv1.h"
+#include "MUON/AliMUONv1.h"
+#include "MUON/AliMUONSt1GeometryBuilder.h"
+#include "MUON/AliMUONSt2GeometryBuilder.h"
+#include "MUON/AliMUONSlatGeometryBuilder.h"
+#include "MUON/AliMUONTriggerGeometryBuilder.h"
+#include "PHOS/AliPHOSv1.h"
+#include "PMD/AliPMDv1.h"
+#include "START/AliSTARTv1.h"
+#include "EMCAL/AliEMCALv1.h"
+#include "CRT/AliCRTv0.h"
+#include "VZERO/AliVZEROv3.h"
+#endif
+
+Float_t EtaToTheta(Float_t arg);
+static Int_t eventsPerRun = 100;
+enum PprGeo_t
+{
+ kHoles, kNoHoles
+};
+static PprGeo_t geo = kHoles;
+
void Config()
{
- // 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
+ // Theta range given through pseudorapidity limits 22/6/2001
// Set Random Number seed
- // gRandom->SetSeed(12345);
+ gRandom->SetSeed(123456); // Set 0 to use the currecnt time
+ cout<<"Seed for random number generation= "<<gRandom->GetSeed()<<endl;
- new AliGeant3("C++ Interface to Geant3");
- if (!gSystem->Getenv("CONFIG_FILE"))
- {
- TFile *rootfile = new TFile("galice.root", "recreate");
+ // libraries required by geant321
+#if defined(__CINT__)
+ gSystem->Load("libgeant321");
+#endif
- rootfile->SetCompressionLevel(2);
- }
+ new TGeant3("C++ Interface to Geant3");
- 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();
+ TVirtualMCDecayer *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);
+ // ************* 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;
- // 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
+ 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"))
{
- int nParticles = atoi(gSystem->Getenv("CONFIG_NPARTICLES"));
- } else
- {
- int nParticles = 50;
+ nParticles = atoi(gSystem->Getenv("CONFIG_NPARTICLES"));
}
- AliGenHIJINGpara *gener = new AliGenHIJINGpara(nParticles);
- gener->SetMomentumRange(0, 999);
+ AliGenCocktail *gener = new AliGenCocktail();
gener->SetPhiRange(0, 360);
- // gener->SetThetaRange(0.28,179.72);
- gener->SetThetaRange(0., 180.);
+ // 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);
-
- 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;
-
+ // 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 ============================
{
//=================== FRAME parameters ============================
- AliFRAME *FRAME = new AliFRAMEv2("FRAME", "Space Frame");
-
+ AliFRAMEv2 *FRAME = new AliFRAMEv2("FRAME", "Space Frame");
+ if (geo == kHoles) {
+ FRAME->SetHoles(1);
+ } else {
+ FRAME->SetHoles(0);
+ }
}
if (iSHIL)
{
//=================== SHIL parameters ============================
- AliSHIL *SHIL = new AliSHILv0("SHIL", "Shielding");
+ AliSHIL *SHIL = new AliSHILv2("SHIL", "Shielding Version 2");
}
AliPIPE *PIPE = new AliPIPEv0("PIPE", "Beam Pipe");
}
- if(iITS) {
+ if(iITS) {
-//=================== ITS parameters ============================
+ //=================== 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
// 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");
- //
- AliITSvPPRasymm *ITS = new AliITSvPPRasymm("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("$ALICE_ROOT/ITS/ITSgeometry_vPPRasymm2.det"); // don't touch this parameter if you're not an ITS developer
- ITS->SetThicknessDet1(200.); // detector thickness on layer 1 must be in the range [100,300]
- ITS->SetThicknessDet2(200.); // detector thickness on layer 2 must be in the range [100,300]
- ITS->SetThicknessChip1(200.); // chip thickness on layer 1 must be in the range [150,300]
- ITS->SetThicknessChip2(200.); // chip thickness on layer 2 must be in the range [150,300]
- ITS->SetRails(1); // 1 --> rails in ; 0 --> rails out
- ITS->SetCoolingFluid(1); // 1 --> water ; 0 --> freon
- //
- //AliITSvPPRsymm *ITS = new AliITSvPPRsymm("ITS","New ITS PPR detailed version with symmetric services");
- //ITS->SetMinorVersion(2); // don't touch this parameter if you're not an ITS developer
- //ITS->SetReadDet(kFALSE); // don't touch this parameter if you're not an ITS developer
- //ITS->SetWriteDet("$ALICE_ROOT/ITS/ITSgeometry_vPPRsymm2.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(200.); // chip thickness on layer 1 must be in the range [150,300]
- //ITS->SetThicknessChip2(200.); // chip thickness on layer 2 must be in the range [150,300]
- //ITS->SetRails(1); // 1 --> rails in ; 0 --> rails out
- //ITS->SetCoolingFluid(1); // 1 --> water ; 0 --> freon
//
+ AliITSvPPRasymmFMD *ITS = new AliITSvPPRasymmFMD("ITS","ITS PPR detailed version with asymmetric services");
+ ITS->SetMinorVersion(2); // don't touch this parameter if you're not an ITS developer
+ ITS->SetReadDet(kTRUE); // 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(200.); // chip thickness on layer 1 must be in the range [150,300]
+ ITS->SetThicknessChip2(200.); // 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(1); // 1 --> rails in ; 0 --> rails out
+ //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(1); // 1 --> rails in ; 0 --> rails out
+ //ITS->SetRails(0); // 1 --> rails in ; 0 --> rails out
//ITS->SetSupportMaterial(0); // 0 --> Copper ; 1 --> Aluminum ; 2 --> Carbon
//
//
// 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);
- }
-
+ ITS->SetEUCLID(0);
+ }
if (iTPC)
{
AliTPC *TPC = new AliTPCv2("TPC", "Default");
// All sectors included
- TPC->SetSecAL(-1);
TPC->SetSecAU(-1);
-
+ TPC->SetSecAL(-1);
}
- if (iTOF)
- {
+
+ if (iTOF) {
//=================== TOF parameters ============================
- AliTOF *TOF = new AliTOFv2("TOF", "normal TOF");
+ AliTOF *TOF = new AliTOFv4T0("TOF", "normal TOF");
}
+
if (iRICH)
{
//=================== RICH parameters ===========================
{
//=================== ZDC parameters ============================
- AliZDC *ZDC = new AliZDCv1("ZDC", "normal ZDC");
- }
-
- if (iCASTOR)
- {
- //=================== CASTOR parameters ============================
-
- AliCASTOR *CASTOR = new AliCASTORv1("CASTOR", "normal CASTOR");
+ AliZDC *ZDC = new AliZDCv2("ZDC", "normal ZDC");
}
if (iTRD)
// Select the gas mixture (0: 97% Xe + 3% isobutane, 1: 90% Xe + 10% CO2)
TRD->SetGasMix(1);
-
- // With hole in front of PHOS
- TRD->SetPHOShole();
- // With hole in front of RICH
- TRD->SetRICHhole();
- // Switch on TR
- AliTRDsim *TRDsim = TRD->CreateTR();
+ if (geo == kHoles) {
+ // With hole in front of PHOS
+ TRD->SetPHOShole();
+ // With hole in front of RICH
+ TRD->SetRICHhole();
+ }
+ // Switch on TR
+ AliTRDsim *TRDsim = TRD->CreateTR();
}
if (iFMD)
{
//=================== FMD parameters ============================
-
- AliFMD *FMD = new AliFMDv1("FMD", "normal FMD");
- }
+ AliFMD *FMD = new AliFMDv1("FMD", "normal FMD");
+ }
if (iMUON)
{
//=================== MUON parameters ===========================
AliMUON *MUON = new AliMUONv1("MUON", "default");
+ MUON->AddGeometryBuilder(new AliMUONSt1GeometryBuilder(MUON));
+ MUON->AddGeometryBuilder(new AliMUONSt2GeometryBuilder(MUON));
+ MUON->AddGeometryBuilder(new AliMUONSlatGeometryBuilder(MUON));
+ MUON->AddGeometryBuilder(new AliMUONTriggerGeometryBuilder(MUON));
}
//=================== PHOS parameters ===========================
if (iPHOS)
{
- AliPHOS *PHOS = new AliPHOSv1("PHOS", "GPS2");
+ AliPHOS *PHOS = new AliPHOSv1("PHOS", "IHEP");
}
if (iPMD)
{
//=================== PMD parameters ============================
-
AliPMD *PMD = new AliPMDv1("PMD", "normal PMD");
-
- PMD->SetPAR(1., 1., 0.8, 0.02);
- PMD->SetIN(6., 18., -580., 27., 27.);
- PMD->SetGEO(0.0, 0.2, 4.);
- PMD->SetPadSize(0.8, 1.0, 1.0, 1.5);
-
}
if (iSTART)
AliSTART *START = new AliSTARTv1("START", "START Detector");
}
+ if (iEMCAL)
+ {
+ //=================== EMCAL parameters ============================
+ AliEMCAL *EMCAL = new AliEMCALv1("EMCAL", "EMCAL_55_25");
+ }
+
+ if (iCRT)
+ {
+ //=================== CRT parameters ============================
+ AliCRT *CRT = new AliCRTv0("CRT", "normal ACORDE");
+ }
+
+ if (iVZERO)
+ {
+ //=================== CRT parameters ============================
+ AliVZERO *VZERO = new AliVZEROv3("VZERO", "normal VZERO");
+ }
+
+ cout << "End of Config.C" << endl;
+
+}
+Float_t EtaToTheta(Float_t arg){
+ return (180./TMath::Pi())*2.*atan(exp(-arg));
}