Geant4 最简单的模拟程序

 1 //Run管理器
 2 G4RunManager* runManager = new G4RunManager();
 3 
 4 //Detector
 5 DetectorConstruction* detector = new DetectorConstruction();
 6 runManager->SetUserInitialization(detector);
 7 
 8 //PhysicsList
 9 PhysicsList* physics= new PhysicsList();
10 runManager->SetUserInitialization(physics);
11 
12 //Action
13 PrimaryGeneratorAction* gen_action = new PrimaryGeneratorAction;
14 runManager->SetUserAction(gen_action);
15 
16 //=============Initialize G4 kernel============//
17 runManager->Initialize();
18 runManager->BeamOn(1); // 一次Run