- Renaming Config_MUON_test.C as Config.C

- Adding info about transform*.dat and svmap*.dat files in README

diff --git a/MUON/Config.C b/MUON/Config.C
new file mode 100644 (file)
index 0000000..c9bf673
--- /dev/null
+++ b/MUON/Config.C
@@ -0,0 +1,172 @@
+// Config file test for MUON spectormeter
+// Remember to define the directory and option
+// gAlice->SetConfigFunction("Config('$HOME','box');");
+
+void Config(char directory[100]="", char option[6]="box")
+{
+  //
+  // Config file for MUON test
+  // Gines MARTINEZ, Subatech, mai 2003, august 2003
+  // 
+
+  //=====================================================================
+  //  Libraries required by geant321
+  gSystem->Load("libgeant321.so");
+  new TGeant3("C++ Interface to Geant3");
+  //=======================================================================
+  //  Create the output file    
+  Text_t filename[100];
+  sprintf(filename,"%sgalice.root",directory);
+  cout << ">>> Output file is " << filename << endl;   
+  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;
+  }
+  rl->SetCompressionLevel(2);
+  rl->SetNumberOfEventsPerFile(100);
+  gAlice->SetRunLoader(rl);
+
+  
+  //=======================================================================
+  // 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.  
+  //=======================================================================
+  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->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);
+    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
+  }
+  if (!strcmp(option,"scan")) {
+    AliGenScan *gener = new AliGenScan(-1);
+    gener->SetMomentumRange(10,10);
+    gener->SetPhiRange(0, 0);
+    gener->SetThetaRange(-180, -180);
+    //vertex position
+    //gener->SetSigma(1,1,0);           //Sigma in (X,Y,Z) (cm) on IP position
+    gener->SetPart(kRootino); 
+    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->SetPhiRange(0., 360.);
+    gener->SetCutOnChild(1);
+    gener->SetChildPhiRange(0.,360.);
+    gener->SetChildThetaRange(171.0,178.0);
+    gener->SetOrigin(0,0,0);          //vertex position    gener->SetSigma(0,0,0);           //Sigma in (X,Y,Z) (cm) on IP position
+    gener->SetForceDecay(kDiMuon);
+    gener->SetTrackingFlag(1);
+    gener->Init();
+  }
+  //============================================================= 
+  // 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");
+  //=================== DIPO parameters ============================
+  AliDIPO *DIPO = new AliDIPOv2("DIPO", "Dipole version 2");
+  //================== HALL parameters ============================
+  AliHALL *HALL = new AliHALL("HALL", "Alice Hall");
+  //=================== PIPE parameters ============================
+  AliPIPE *PIPE = new AliPIPEv0("PIPE", "Beam Pipe");
+  //=================== SHIL parameters ============================
+  AliSHIL *SHIL = new AliSHILv2("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");
+  
+  //MUON->SetAlign(true);
+         // If align = true, the detection elements transformations
+        // are taken from the input files and not from the code
+  
+  // ((AliMUONv1*)MUON)->SetStepManagerVersionDE(true);
+        // To save detection element Id in the hits
+  
+  //MUON->AddGeometryBuilder(new AliMUONSt1GeometryBuilder(MUON));
+  MUON->AddGeometryBuilder(new AliMUONSt1GeometryBuilderV2(MUON));
+  MUON->AddGeometryBuilder(new AliMUONSt2GeometryBuilder(MUON));
+  MUON->AddGeometryBuilder(new AliMUONSlatGeometryBuilder(MUON));
+  MUON->AddGeometryBuilder(new AliMUONTriggerGeometryBuilder(MUON));
+}
+
+Float_t EtaToTheta(Float_t arg){
+  return (180./TMath::Pi())*2.*atan(exp(-arg));
+}