Geant4 Cross Reference

Cross-Referencing   Geant4
Geant4/processes/transportation/include/G4StepLimiter.hh

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  1 //
  2 // ********************************************************************
  3 // * License and Disclaimer                                           *
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 19 // * technical work of the GEANT4 collaboration.                      *
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 24 // ********************************************************************
 25 //
 26 //
 27 //
 28 // class description
 29 //
 30 // A "process" to be registered to the process manager of each particle,
 31 // in the UserPhysicsList, in order to take into account the MaxAllowedStep
 32 // defined in the G4UserLimits object attached to a logical volume.
 33 //
 34 // ------------------------------------------------------------
 35 //                  23 Jan. 2004  H.Kurashige
 36 // ------------------------------------------------------------
 37 #ifndef G4StepLimiter_h
 38 #define G4StepLimiter_h 1
 39 
 40 #include "G4ios.hh"
 41 #include "globals.hh"
 42 #include "G4VProcess.hh"
 43 
 44 class G4StepLimiter : public G4VProcess 
 45 {
 46   public:  // with description     
 47 
 48      G4StepLimiter(const G4String& processName ="StepLimiter" );
 49 
 50      virtual ~G4StepLimiter();
 51 
 52      virtual G4double PostStepGetPhysicalInteractionLength(
 53                              const G4Track& track,
 54                              G4double   previousStepSize,
 55                              G4ForceCondition* condition
 56                             );
 57 
 58      virtual G4VParticleChange* PostStepDoIt(
 59                              const G4Track& ,
 60                              const G4Step& 
 61                             );
 62                             
 63   public:  // without description 
 64                                  
 65      //  no operation in  AtRestGPIL
 66      virtual G4double AtRestGetPhysicalInteractionLength(
 67                              const G4Track& ,
 68                              G4ForceCondition* 
 69                             ){ return -1.0; };
 70                             
 71      //  no operation in  AtRestDoIt      
 72      virtual G4VParticleChange* AtRestDoIt(
 73                              const G4Track& ,
 74                              const G4Step&
 75                             ){return 0;};
 76 
 77      //  no operation in  AlongStepGPIL
 78      virtual G4double AlongStepGetPhysicalInteractionLength(
 79                              const G4Track&,
 80                              G4double  ,
 81                              G4double  ,
 82                              G4double& ,
 83                              G4GPILSelection*
 84                             ){ return -1.0; };
 85 
 86      //  no operation in  AlongStepDoIt
 87      virtual G4VParticleChange* AlongStepDoIt(
 88                              const G4Track& ,
 89                              const G4Step& 
 90                             ) {return 0;};
 91 
 92   private:
 93   
 94   // hide assignment operator as private 
 95       G4StepLimiter(G4StepLimiter&);
 96       G4StepLimiter& operator=(const G4StepLimiter& right);
 97 
 98 };
 99 
100 #endif
101 
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