+// 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/AliMagFMaps.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/AliITSvPPRasymmFMD.h"
+#include "TPC/AliTPCv2.h"
+#include "TOF/AliTOFv6T0.h"
+#include "HMPID/AliHMPIDv2.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/AliACORDEv0.h"
+#include "VZERO/AliVZEROv7.h"
+#endif
+
+enum PprGeo_t
+ {
+ kHoles, kNoHoles
+ };
+static PprGeo_t geo = kHoles;
+
+Float_t EtaToTheta(Float_t arg);
+
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);
-
- new AliGeant3("C++ Interface to Geant3");
-
- if (!gSystem->Getenv("CONFIG_FILE"))
- {
- TFile *rootfile = new TFile("galice.root", "recreate");
-
- rootfile->SetCompressionLevel(2);
+ //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__);
+
+
+ // 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://$ALICE_ROOT !!! #" << endl;
+ cout << "# #" << endl;
+ cout << "#####################################################" << endl;
+
+ AliCDBManager::Instance()->SetDefaultStorage("local://$ALICE_ROOT");
+ }
+
+ 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();
+*/
+ // Uncomment if you want to load geometry from OCDB! <<<<
- TGeant3 *geant3 = (TGeant3 *) gMC;
+ // Set the trigger configuration
+ gAlice->SetTriggerDescriptor("Pb-Pb");
+ cout<<"Trigger configuration is set to Pb-Pb"<<endl;
//
// 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(kGamma);
+// 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 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 = 0;
+ Int_t iVZERO = 1;
+ rl->CdGAFile();
//=================== Alice BODY parameters =============================
AliBODY *BODY = new AliBODY("BODY", "Alice envelop");
-
if (iMAG)
{
//=================== MAG parameters ============================
if (iABSO)
{
//=================== ABSO parameters ============================
- AliABSO *ABSO = new AliABSOv0("ABSO", "Muon Absorber");
+ AliABSO *ABSO = new AliABSOv3("ABSO", "Muon Absorber");
}
if (iDIPO)
{
//=================== DIPO parameters ============================
- AliDIPO *DIPO = new AliDIPOv2("DIPO", "Dipole version 2");
+ AliDIPO *DIPO = new AliDIPOv3("DIPO", "Dipole version 3");
}
if (iHALL)
{
//=================== HALL parameters ============================
- AliHALL *HALL = new AliHALL("HALL", "Alice Hall");
+ AliHALL *HALL = new AliHALLv3("HALL", "Alice Hall");
}
{
//=================== 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 AliSHILv3("SHIL", "Shielding Version 3");
}
{
//=================== PIPE parameters ============================
- AliPIPE *PIPE = new AliPIPEv0("PIPE", "Beam Pipe");
+ AliPIPE *PIPE = new AliPIPEv3("PIPE", "Beam Pipe");
}
-
+
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
- // 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");
- //
- //AliITSvPPRasymm *ITS = new AliITSvPPRasymm("ITS","New ITS PPR detailed version with asymmetric services");
- //ITS->SetMinorVersion(2);
- //ITS->SetReadDet(kFALSE);
- //ITS->SetWriteDet("$ALICE_ROOT/ITS/ITSgeometry_vPPRasymm2.det");
- //ITS->SetThicknessDet1(300.); // detector thickness on layer 1 must be in the range [100,300]
- //ITS->SetThicknessDet2(300.); // detector thickness on layer 2 must be in the range [100,300]
- //ITS->SetThicknessChip1(300.); // chip thickness on layer 1 must be in the range [150,300]
- //ITS->SetThicknessChip2(300.); // chip thickness on layer 2 must be in the range [150,300]
- //ITS->SetRails(1); // 1 --> rails in ; 0 --> rails out
- //ITS->SetCoolingFluid(1); // 1 --> water ; 0 --> freon
- //
- //AliITSvPPRsymm *ITS = new AliITSvPPRsymm("ITS","New ITS PPR detailed version with symmetric services");
- //ITS->SetMinorVersion(2);
- //ITS->SetReadDet(kFALSE);
- //ITS->SetWriteDet("$ALICE_ROOT/ITS/ITSgeometry_vPPRsymm2.det");
- //ITS->SetThicknessDet1(300.); // detector thickness on layer 1 must be in the range [100,300]
- //ITS->SetThicknessDet2(300.); // detector thickness on layer 2 must be in the range [100,300]
- //ITS->SetThicknessChip1(300.); // chip thickness on layer 1 must be in the range [150,300]
- //ITS->SetThicknessChip2(300.); // 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
- //
- //
- // Coarse geometries (warning: no hits are produced with these coarse geometries and they unuseful
- // for reconstruction !):
- //
- //
- //
- //AliITSvPPRcoarseasymm *ITS = new AliITSvPPRcoarseasymm("ITS","New ITS coarse version with asymmetric services");
- //ITS->SetRails(1); // 1 --> rails in ; 0 --> rails out
- //ITS->SetSupportMaterial(0); // 0 --> Copper ; 1 --> Aluminum ; 2 --> Carbon
- //
- //AliITS *ITS = new AliITSvPPRcoarsesymm("ITS","New ITS coarse version with symmetric services");
- //ITS->SetRails(1); // 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);
+ AliITSvPPRasymmFMD *ITS = new AliITSvPPRasymmFMD("ITS","ITS PPR detailed version with asymmetric services");
}
if (iTPC)
{
- //============================ TPC parameters ================================
- // --- This allows the user to specify sectors for the SLOW (TPC geometry 2)
- // --- Simulator. SecAL (SecAU) <0 means that ALL lower (upper)
- // --- sectors are specified, any value other than that requires at least one
- // --- sector (lower or upper)to be specified!
- // --- Reminder: sectors 1-24 are lower sectors (1-12 -> z>0, 13-24 -> z<0)
- // --- sectors 25-72 are the upper ones (25-48 -> z>0, 49-72 -> z<0)
- // --- SecLows - number of lower sectors specified (up to 6)
- // --- SecUps - number of upper sectors specified (up to 12)
- // --- Sens - sensitive strips for the Slow Simulator !!!
- // --- This does NOT work if all S or L-sectors are specified, i.e.
- // --- if SecAL or SecAU < 0
- //
- //
- //-----------------------------------------------------------------------------
-
- // gROOT->LoadMacro("SetTPCParam.C");
- // AliTPCParam *param = SetTPCParam();
+ //============================ TPC parameters ===================
AliTPC *TPC = new AliTPCv2("TPC", "Default");
-
- // All sectors included
- TPC->SetSecAL(-1);
- TPC->SetSecAU(-1);
-
}
- if (iTOF)
- {
+
+ if (iTOF) {
//=================== TOF parameters ============================
- AliTOF *TOF = new AliTOFv2("TOF", "normal TOF");
+ AliTOF *TOF = new AliTOFv6T0("TOF", "normal TOF");
}
- if (iRICH)
+
+ if (iHMPID)
{
- //=================== RICH parameters ===========================
- AliRICH *RICH = new AliRICHv1("RICH", "normal RICH");
+ //=================== HMPID parameters ===========================
+ AliHMPID *HMPID = new AliHMPIDv2("HMPID", "normal HMPID");
}
{
//=================== ZDC parameters ============================
- AliZDC *ZDC = new AliZDCv1("ZDC", "normal ZDC");
- }
-
- if (iCASTOR)
- {
- //=================== CASTOR parameters ============================
-
- AliCASTOR *CASTOR = new AliCASTORv1("CASTOR", "normal CASTOR");
+ AliZDC *ZDC = new AliZDCv3("ZDC", "normal ZDC");
}
if (iTRD)
//=================== TRD parameters ============================
AliTRD *TRD = new AliTRDv1("TRD", "TRD slow simulator");
-
- // 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 (iFMD)
{
//=================== FMD parameters ============================
-
- AliFMD *FMD = new AliFMDv1("FMD", "normal FMD");
- }
+ 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", "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 (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 (iSTART)
+ if (iVZERO)
{
- //=================== START parameters ============================
- AliSTART *START = new AliSTARTv1("START", "START Detector");
+ //=================== 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));
}