56 G4String filename =
"g4geom_simple.txt";
58 volmgr->AddTextFile(filename);
70 G4Material* water = G4NistManager::Instance()->FindOrBuildMaterial(
"G4_Fe");
81 G4ThreeVector(0.,-20.,0),
90 G4tgbVolumeMgr::GetInstance()->FindG4LogVol(
"sphere",1);
92 G4ThreeVector(0.,0.,0),