g4ConfigEnv.C File Reference

Configuration macro for Geant4 VirtualMC for Example03. More...

Go to the source code of this file.

Functions
void	Config ()

Detailed Description

Configuration macro for Geant4 VirtualMC for Example03.

For geometry defined with Root and selected Geant4 native navigation with physics list selected via the environment variable G4PHYSICS_LIST

Definition in file g4ConfigEnv.C.

Function Documentation

Config()

void Config

(

)

The configuration function for Geant4 VMC for Example03 called during MC application initialization. For geometry defined with Root and selected Geant4 native navigation

Definition at line 17 of file g4ConfigEnv.C.

{
/// The configuration function for Geant4 VMC for Example03
/// called during MC application initialization.
/// For geometry defined with Root and selected Geant4 native navigation
 
  TString physicsList = gSystem->Getenv("G4PHYSICS_LIST");
  cout << "Selected physics list: " << physicsList.Data() << endl;
 
  // Run configuration
  TG4RunConfiguration* runConfiguration
      = new TG4RunConfiguration("geomRootToGeant4", physicsList);
 
  // Run configuration with special cuts activated
  // TG4RunConfiguration* runConfiguration
  //   = new TG4RunConfiguration("geomRootToGeant4", "FTFP_BERT", "specialCuts");
 
  // TGeant4
  TGeant4* geant4
    = new TGeant4("TGeant4", "The Geant4 Monte Carlo", runConfiguration);
 
  cout << "Geant4 has been created." << endl;
 
  // Customise Geant4 setting
  // (verbose level, global range cut, ..)
  geant4->ProcessGeantMacro("g4config.in");
}