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//
// $Id: SCSteppingAction.cc,v 1.2 2006/06/29 18:55:01 gunter Exp $
// GEANT4 tag $Name: geant4-09-04-ref-00 $
// 
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#include "SCSteppingAction.hh"
#include "G4SteppingManager.hh"

#include "SCSurfacePoint.hh" 

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SCSteppingAction::SCSteppingAction()
{ }

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void SCSteppingAction::UserSteppingAction(const G4Step* aStep)
{ 

  G4Track* aTrack = aStep->GetTrack();

  G4StepPoint*  PreStepPoint= aStep->GetPreStepPoint(); 
  G4StepPoint*  PostStepPoint= aStep->GetPostStepPoint(); 
  G4ThreeVector PostHitPoint = PostStepPoint->GetPosition();
  G4ThreeVector PreHitPoint = PreStepPoint->GetPosition();

  G4cout.precision(16) ;

  G4ThreeVector VertexPosition = aTrack->GetVertexPosition();
  G4ThreeVector m = (PostHitPoint - PreHitPoint).unit() ;

  G4ThreeVector truepoint = spoint.GetSurfacePoint() ;
  G4double delta = (truepoint - PostHitPoint).mag() ;

  G4cout << "Intersection "  
	 << PostHitPoint << " "  
	 << delta  <<  G4endl ;
  
}

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