medical_linac/include/StepMax.hh

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0024 // ********************************************************************
0025 //
0026 // Code developed by
0027 // Silvia Pozzi (1), silvia.pozzi@iss.it
0028 // Barbara Caccia (1), barbara.caccia@iss.it
0029 // Carlo Mancini Terracciano (2), carlo.mancini.terracciano@roma1.infn.it
0030 // (1) Istituto Superiore di Sanita' and INFN Roma, Italy
0031 // (2) Univ. La Sapienza and INFN Roma, Italy
0032
0033 #ifndef StepMax_h
0034 #define StepMax_h 1
0035
0036 #include "globals.hh"
0037 #include "G4VDiscreteProcess.hh"
0038 #include "G4ParticleDefinition.hh"
0039 #include "G4Step.hh"
0040
0041 class StepMaxMessenger;
0042
0043 /////////////////////////////////////////////////////////////////////////////
0044 class StepMax : public G4VDiscreteProcess
0045 {
0046 public:
0047
0048   StepMax(const G4String& processName ="UserStepMax");
0049   ~StepMax();
0050
0051   G4bool   IsApplicable(const G4ParticleDefinition&) override;
0052   void     SetMaxStep(G4double);
0053   inline G4double GetMaxStep() {return MaxChargedStep;}
0054
0055   G4double PostStepGetPhysicalInteractionLength( const G4Track& track,
0056                          G4double   previousStepSize,
0057                          G4ForceCondition* condition) override;
0058
0059   G4VParticleChange* PostStepDoIt(const G4Track&, const G4Step&) override;
0060
0061   G4double GetMeanFreePath(const G4Track&, G4double, G4ForceCondition*) override
0062   {return 0.;}     // it is not needed here !
0063
0064 private:
0065
0066      G4double    MaxChargedStep;
0067      StepMaxMessenger* pMess;
0068 };
0069
0070 #endif
0071