TGeant4/TG4SpecialFlags.h

   1 // $Id$
   2 // Category: physics
   3 //
   4 // Special process that applies process control flags
   5
   6 #ifndef TG4_SPECIAL_FLAGS_H
   7 #define TG4_SPECIAL_FLAGS_H
   8
   9 #include "TG4Globals.h"
  10
  11 #include <G4VProcess.hh>
  12 #include <G4ProcessVector.hh>
  13 #include <globals.hh>
  14
  15 class TG4SpecialFlags : public G4VProcess
  16 {
  17   enum Switch { kSwitch, kReswitch, kUnswitch };
  18
  19   public:
  20     TG4SpecialFlags(const G4String& processName ="specialFlag" );
  21     // --> protected
  22     // TG4SpecialFlags(const TG4SpecialFlags& right);
  23     virtual ~TG4SpecialFlags();
  24
  25     // methods
  26
  27     virtual G4double PostStepGetPhysicalInteractionLength(
  28                          const G4Track& track, G4double previousStepSize,
  29                          G4ForceCondition* condition);
  30
  31     virtual G4VParticleChange* PostStepDoIt(const G4Track& track,
  32                                    const G4Step& step);
  33
  34     virtual G4double AlongStepGetPhysicalInteractionLength(
  35                          const G4Track& track, G4double previousStepSize ,
  36                          G4double currentMinimumStep, G4double& proposedSafety,
  37                          G4GPILSelection* selection)
  38                          { return -1.0; }
  39
  40     virtual G4VParticleChange* AlongStepDoIt(const G4Track& ,
  41                                    const G4Step& step)
  42                          { return 0; }
  43
  44     virtual G4double AtRestGetPhysicalInteractionLength(
  45                          const G4Track& track, G4ForceCondition* condition)
  46                          { return -1.0; }
  47
  48     virtual G4VParticleChange* AtRestDoIt(const G4Track& track,
  49                                    const G4Step& step)
  50                          { return 0; }
  51
  52   protected:
  53     TG4SpecialFlags(const TG4SpecialFlags& right);
  54
  55     //operators
  56     TG4SpecialFlags& operator = (const TG4SpecialFlags& right);
  57
  58   private:
  59     // data members
  60     Switch           fSwitchFlags;       //directive passed from PostStepGetPIL
  61                                          //to PostStepDoIt
  62     G4ProcessVector  fSwitchedProcesses; //vector of the processes activation of
  63                                          //which is changed by this process
  64     TG4boolVector    fSwitchedFlags;     //vector for storing the current values of
  65                                          //the processes activation
  66 };
  67
  68 #endif //TG4_SPECIAL_FLAGS_H
  69