-// Config file test for MUON spectormeter
-// Remember to define the directory and option
-// gAlice->SetConfigFunction("Config('$HOME','box');");
+/**************************************************************************
+ * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
+ * *
+ * Author: The ALICE Off-line Project. *
+ * Contributors are mentioned in the code where appropriate. *
+ * *
+ * Permission to use, copy, modify and distribute this software and its *
+ * documentation strictly for non-commercial purposes is hereby granted *
+ * without fee, provided that the above copyright notice appears in all *
+ * copies and that both the copyright notice and this permission notice *
+ * appear in the supporting documentation. The authors make no claims *
+ * about the suitability of this software for any purpose. It is *
+ * provided "as is" without express or implied warranty. *
+ **************************************************************************/
-void Config(char directory[100]="", char option[6]="param")
+/* $Id$ */
+
+/// \ingroup macros
+/// \file Config.C
+/// \brief Configuration macro for MUON spectormeter simulation
+///
+/// Remember to define the directory and event generator option:
+///
+/// gAlice->SetConfigFunction("Config('$HOME','box');");
+
+void Config(char directory[100]="", char option[6]="param", const char* digitstore="AliMUONDigitStoreV2S")
{
- //
+ //=====================================================================
// Config file for MUON test
- //
-
//=====================================================================
// Libraries required by geant321
+ gSystem->Load("liblhapdf.so"); // Parton density functions
+ gSystem->Load("libpythia6.so"); // Pythia
gSystem->Load("libgeant321.so");
+ gSystem->Load("libEG");
+ gSystem->Load("libEGPythia6");
+ gSystem->Load("libAliPythia6.so"); // ALICE specific implementations
+
new TGeant3TGeo("C++ Interface to Geant3");
+
//=======================================================================
// Create the output file
Text_t filename[100];
cout << ">>> Config.C: Creating Run Loader ..."<<endl;
AliRunLoader* rl=0x0;
rl = AliRunLoader::Open(
- filename, AliConfig::GetDefaultEventFolderName(), "recreate");
- if (rl == 0x0) {
- gAlice->Fatal("Config.C","Can not instatiate the Run Loader");
- return;
- }
+ filename, 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);
-
-
+ //=======================================================================
+ // For having more debuging messages
+ //AliLog::SetModuleDebugLevel("MUON", 1);
//=======================================================================
// Set External decayer
TVirtualMCDecayer *decayer = new AliDecayerPythia();
decayer->SetForceDecay(kAll);
decayer->Init();
gMC->SetExternalDecayer(decayer);
-
- //
//=======================================================================
// ******* GEANT STEERING parameters FOR ALICE SIMULATION *******
- 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);
- //
- //=======================================================================
- // ************* STEERING parameters FOR ALICE SIMULATION **************
- // Chamber positions
- // From AliMUONConstants class we get :
- // Position Z (along beam) of the chambers (in cm)
- // (from AliMUONConstants class):
- // 533.5, 546.5, 678.5, 693.5, 964.0, 986.0, 1251.5, 1278.5,
- // 1416.5, 1443.5, 1610, 1625., 1710., 1725.
- // Internal Radius (in cm)
- // 36.4, 46.2, 66.0, 80., 80., 100., 100.
- // External Radius (in cm)
- // 183., 245., 395., 560., 563., 850., 900.
+ 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);
//=======================================================================
+ // Examples of generators. Only option param is sistematically tested
if (!strcmp(option,"box")) {
AliGenBox * gener = new AliGenBox(1);
gener->SetMomentumRange(20.,20.1);
gener->SetPhiRange(0., 360.);
gener->SetThetaRange(171.000,178.001);
- gener->SetPart(13); // Muons
+ gener->SetPart(kMuonMinus); // Muons
gener->SetOrigin(0.,0., 0.); //vertex position
gener->SetSigma(0.0, 0.0, 0.0); //Sigma in (X,Y,Z) (cm) on IP position
}
if (!strcmp(option,"gun")) {
- //*********************************************
- // Example for Fixed Particle Gun *
- //*********************************************
- AliGenFixed *gener = new AliGenFixed(ntracks);
+ AliGenFixed *gener = new AliGenFixed(1);
gener->SetMomentum(10);
gener->SetPhiRange(0.);
gener->SetThetaRange(0.);
- gener->SetOrigin(30,30,1200);//vertex position
- gener->SetPart(13); //GEANT particle type 13 is muons
+ gener->SetOrigin(30,30,-1200);//vertex position
+ gener->SetPart(kMuonMinus); //GEANT particle type 13 is muons
}
if (!strcmp(option,"scan")) {
AliGenScan *gener = new AliGenScan(-1);
gener->SetRange(100, -300., 300., 100, -300., 300., 1, 2000, 2000);
}
if (!strcmp(option,"param")) {
- //*******************************************************
- // Example for J/psi or Upsilon Production from Parameterisation *
- //*******************************************************
AliGenParam *gener = new AliGenParam(1, AliGenMUONlib::kUpsilon);
gener->SetMomentumRange(0,999);
gener->SetPtRange(0,100.);
gener->SetTrackingFlag(1);
gener->Init();
}
+ if (!strcmp(option,"paramJpsi")) {
+ AliGenParam *gener = new AliGenParam(1, AliGenMUONlib::kJpsi);
+ gener->SetMomentumRange(0,999);
+ gener->SetPtRange(0,100.);
+ gener->SetPhiRange(0., 360.);
+ gener->SetCutOnChild(1);
+ gener->SetChildPhiRange(0.,360.);
+ gener->SetChildThetaRange(171.0,178.0);
+ gener->SetOrigin(0,0,0);
+ gener->SetForceDecay(kDiMuon);
+ gener->SetTrackingFlag(1);
+ gener->Init();
+ }
+ if (!strcmp(option,"hijing")) { //Hijing generator from ConfigPPR in macros
+ AliGenHijing *gener = new AliGenHijing(-1);
+ // centre of mass energy
+ gener->SetEnergyCMS(5500.);
+ // reference frame
+ gener->SetReferenceFrame("CMS");
+ // projectile
+ gener->SetProjectile("A", 208, 82);
+ gener->SetTarget ("A", 208, 82);
+ // tell hijing to keep the full parent child chain
+ gener->KeepFullEvent();
+ // enable jet quenching
+ gener->SetJetQuenching(1);
+ // enable shadowing
+ gener->SetShadowing(1);
+ // neutral pion and heavy particle decays switched off
+ gener->SetDecaysOff(1);
+ // Don't track spectators
+ gener->SetSpectators(0);
+ // kinematic selection
+ gener->SetSelectAll(0);
+ // impact parameter range
+ gener->SetImpactParameterRange(0., 5.); // 0. - 5. fm corresponds to ~10% most central
+ gener->Init();
+ }
+ if (!strcmp(option,"muoncocktail")) { // Muon cocktail for PbPb
+ AliGenMUONCocktail * gener = new AliGenMUONCocktail();
+ gener->SetPtRange(1.,100.); // Transverse momentum range
+ gener->SetPhiRange(0.,360.); // Azimuthal angle range
+ gener->SetYRange(-4.0,-2.5);
+ gener->SetMuonPtCut(0.5);
+ gener->SetMuonThetaCut(171.,178.);
+ gener->SetMuonMultiplicity(2);
+ gener->SetImpactParameterRange(0.,5.); // 10% most centra PbPb collisions
+ gener->SetVertexSmear(kPerTrack);
+ gener->SetOrigin(0,0,0); // Vertex position
+ gener->SetSigma(0,0,0.0); // Sigma in (X,Y,Z) (cm) on IP position
+ gener->Init();
+ }
+ //=============================================================
+ // Field (L3 0.5 T)
+ TGeoGlobalMagField::Instance()->SetField(new AliMagF("Maps","Maps", -1., -1, AliMagF::k5kG));
//=============================================================
- // Field (L3 0.4 T)
- AliMagFMaps* field = new AliMagFMaps("Maps","Maps", 1, 1., 10., AliMagFMaps::k4kG);
- gAlice->SetField(field);
-
//=================== Alice BODY parameters =============================
AliBODY *BODY = new AliBODY("BODY","Alice envelop");
//=================== ABSO parameters ============================
- AliABSO *ABSO = new AliABSOv0("ABSO", "Muon Absorber");
+ AliABSO *ABSO = new AliABSOv3("ABSO", "Muon Absorber");
//=================== DIPO parameters ============================
- AliDIPO *DIPO = new AliDIPOv2("DIPO", "Dipole version 2");
+ AliDIPO *DIPO = new AliDIPOv3("DIPO", "Dipole version 2");
//================== HALL parameters ============================
- AliHALL *HALL = new AliHALL("HALL", "Alice Hall");
+ AliHALL *HALL = new AliHALLv3("HALL", "Alice Hall");
//=================== PIPE parameters ============================
- AliPIPE *PIPE = new AliPIPEv0("PIPE", "Beam Pipe");
+ AliPIPE *PIPE = new AliPIPEv3("PIPE", "Beam Pipe");
//=================== SHIL parameters ============================
- AliSHIL *SHIL = new AliSHILv2("SHIL", "Shielding Version 2");
+ AliSHIL *SHIL = new AliSHILv3("SHIL", "Shielding Version 2");
+
//=================== MUON Subsystem ===========================
- cout << ">>> Config.C: Creating AliMUONv1 ..."<<endl;
-
- // New MUONv1 version (geometry defined via builders)
AliMUON *MUON = new AliMUONv1("MUON", "default");
+
+ // The 3 switches below are to be used for the trigger code
+ // their default value is set in AliMUON.h
+ // activate trigger cluster-size (0=default, 1=cluster-size according to AliMUONResponseTriggerV1
+ // MUON->SetTriggerResponseV1(0);
+ // activate 4/4 trigger coincidence (0=default (coinc 3/4), 1=coinc 4/4)
+ // MUON->SetTriggerCoinc44(0);
+ // activate trigger chamber efficiency by cells (0=default, 1=trigger efficiency according to AliMUONTriggerEfficiencyCells
+ // MUON->SetTriggerEffCells(0);
+
+ // Use SetDigitStoreClassName() to change the digitStore implementation used by (s)digitizer
+ MUON->SetDigitStoreClassName(digitstore);
+
+ cout << "MUON DigitStore is " << MUON->DigitStoreClassName().Data() << endl;
- // If align = true, the detection elements transformations
- // are taken from the input files and not from the code
- //MUON->SetAlign(true);
+ // Noise-only digits in tracker/trigger (0=no noise, 1=default (noise in tracker), 2=noise in tracker and trigger):
+ //MUON->SetDigitizerWithNoise(kFALSE);
- // To save detection element Id in the hits
- ((AliMUONv1*)MUON)->SetStepManagerVersionDE(true);
-
- MUON->SetSegmentationType(2);// default wise to old (1), new (2)
- MUON->AddGeometryBuilder(new AliMUONSt1GeometryBuilderV2(MUON));
- MUON->AddGeometryBuilder(new AliMUONSt2GeometryBuilderV2(MUON));
- MUON->AddGeometryBuilder(new AliMUONSlatGeometryBuilder(MUON));
- MUON->AddGeometryBuilder(new AliMUONTriggerGeometryBuilder(MUON));
-}
+ // Use non-high performance raw data decoder
+ //MUON->SetFastTrackerDecoder(kFALSE);
+ //MUON->SetFastTriggerDecoder(kFALSE);
+
+ //
+ // If SetAlign, the detection elements transformations
+ // are taken from the input file and not from the code
+ // MUON->SetAlign("transform.dat");
+
+ // To generate and read scaler trigger events in rawdata
+ // MUON->SetTriggerScalerEvent();
+
+ // To switch off the tail effect
+ // MUON->SetTailEffect(kFALSE);
-Float_t EtaToTheta(Float_t arg){
- return (180./TMath::Pi())*2.*atan(exp(-arg));
+ // If you want to play with builders, first reset the geometry builder,
+ // and then add yours.
+ // MUON->ResetGeometryBuilder();
+ // MUON->AddGeometryBuilder(new AliMUONSt1GeometryBuilderV2(MUON));
+ // MUON->AddGeometryBuilder(new AliMUONSt2GeometryBuilderV2(MUON));
+ // MUON->AddGeometryBuilder(new AliMUONSlatGeometryBuilder(MUON));
+ // MUON->AddGeometryBuilder(new AliMUONTriggerGeometryBuilder(MUON));
}