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Geant4/examples/extended/electromagnetic/TestEm7/src/StepMax.cc

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 25 //
 26 /// \file electromagnetic/TestEm7/src/StepMax.cc
 27 /// \brief Implementation of the StepMax class
 28 //
 29 //
 30 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
 31 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
 32 
 33 #include "StepMax.hh"
 34 
 35 #include "StepMaxMessenger.hh"
 36 
 37 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
 38 
 39 StepMax::StepMax(const G4String& processName)
 40   : G4VDiscreteProcess(processName), fMaxChargedStep(DBL_MAX), fMess(0)
 41 {
 42   fMess = new StepMaxMessenger(this);
 43 }
 44 
 45 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
 46 
 47 StepMax::~StepMax()
 48 {
 49   delete fMess;
 50 }
 51 
 52 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
 53 
 54 G4bool StepMax::IsApplicable(const G4ParticleDefinition& particle)
 55 {
 56   return (particle.GetPDGCharge() != 0. && !particle.IsShortLived());
 57 }
 58 
 59 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
 60 
 61 void StepMax::SetMaxStep(G4double step)
 62 {
 63   fMaxChargedStep = step;
 64 }
 65 
 66 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
 67 
 68 G4double StepMax::PostStepGetPhysicalInteractionLength(const G4Track& aTrack, G4double,
 69                                                        G4ForceCondition* condition)
 70 {
 71   // condition is set to "Not Forced"
 72   *condition = NotForced;
 73 
 74   G4double ProposedStep = DBL_MAX;
 75 
 76   if ((fMaxChargedStep > 0.) && (aTrack.GetVolume() != NULL)
 77       && (aTrack.GetVolume()->GetName() != "World"))
 78     ProposedStep = fMaxChargedStep;
 79 
 80   return ProposedStep;
 81 }
 82 
 83 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
 84 
 85 G4VParticleChange* StepMax::PostStepDoIt(const G4Track& aTrack, const G4Step&)
 86 {
 87   // do nothing
 88   aParticleChange.Initialize(aTrack);
 89   return &aParticleChange;
 90 }
 91 
 92 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
 93