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1 //
2 // ********************************************************************
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24 // ********************************************************************
25 //
26 //
27 // -----------------------------------------------------------------------------
28 //
29 // GEANT4 Class header file
30 //
31 // Author: Vladimir Ivanchenko
32 //
33 // Creation date: 20 July 2009
34 //
35 // Modified:
36 //
37 //------------------------------------------------------------------------------
38 //
39
40 // class description
41 //
42 // The class simulates nuclear stopping due to multiple scattering
43 // It should be instantiated after G4ionIonisation
44 //
45 // class description - end
46
47 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
48 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
49
50 #ifndef G4NuclearStopping_h
51 #define G4NuclearStopping_h 1
52
53 #include "G4VEmProcess.hh"
54 #include "globals.hh"
55 #include "G4Track.hh"
56 #include "G4Step.hh"
57 #include "G4ParticleDefinition.hh"
58 #include "G4GPILSelection.hh"
59 #include "G4ParticleChangeForLoss.hh"
60
61 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
62
63 class G4NuclearStopping : public G4VEmProcess
64 {
65
66 public: // with description
67
68 explicit G4NuclearStopping(const G4String& processName="nuclearStopping");
69
70 ~G4NuclearStopping() override;
71
72 // returns true for charged particles, false otherwise
73 G4bool IsApplicable (const G4ParticleDefinition& p) final;
74
75 // implementation of pure virtual method
76 G4double AlongStepGetPhysicalInteractionLength(
77 const G4Track& track,
78 G4double previousStepSize,
79 G4double currentMinimumStep,
80 G4double& proposedSafety,
81 G4GPILSelection* selection) final;
82
83 // implementation of energy loss along step
84 G4VParticleChange* AlongStepDoIt(const G4Track& track,
85 const G4Step& step) final;
86
87 // print documentation in html format
88 void ProcessDescription(std::ostream&) const override;
89
90 protected:
91
92 // This function initialise process
93 void InitialiseProcess(const G4ParticleDefinition*) final;
94
95 // copy constructor and hide assignment operator
96 G4NuclearStopping(G4NuclearStopping &) = delete;
97 G4NuclearStopping & operator=(const G4NuclearStopping &right) = delete;
98
99 private:
100
101 G4ParticleChangeForLoss nParticleChange;
102 G4bool isInitialized;
103
104 };
105
106 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
107
108 #endif
109