G4BOptnCloning.hh

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// $Id: $
//
//---------------------------------------------------------------
//
// G4BOptnCloning
//
// Class Description:
//    A G4VBiasingOperation to clone a track, allowing to set
//    weight arbitrary weights.
//    
//
//---------------------------------------------------------------
//   Initial version                         Nov. 2013 M. Verderi


#ifndef G4BOptnCloning_hh
#define G4BOptnCloning_hh 1

#include "G4VBiasingOperation.hh"
#include "G4ParticleChange.hh"

class G4BOptnCloning : public G4VBiasingOperation {
public:
  // -- Constructor :
  G4BOptnCloning(G4String name);
  // -- destructor:
  virtual ~G4BOptnCloning();
  
public:
  // -- Methods from G4VBiasingOperation interface:
  // -------------------------------------------
  // -- Unsed:
  virtual const G4VBiasingInteractionLaw* ProvideOccurenceBiasingInteractionLaw( const G4BiasingProcessInterface*, G4ForceCondition& ) {return 0;}
  virtual G4VParticleChange*                             ApplyFinalStateBiasing( const G4BiasingProcessInterface*,
                                                                                 const G4Track*,
                                                                                 const G4Step*,
                                                                                 G4bool& ) {return 0;}
  // -- Used:
  virtual G4double                                  DistanceToApplyOperation( const G4Track*,
                                                                              G4double,
                                                                              G4ForceCondition* condition)
  {
    *condition = NotForced; return 0; // -- acts immediately
  }
  virtual G4VParticleChange*                    GenerateBiasingFinalState( const G4Track*,
                                                                           const G4Step*  );
  
public:
  // -- Additional methods, specific to this class:
  // ----------------------------------------------
  void SetCloneWeights(G4double clone1Weight, G4double clone2Weight) {fClone1W = clone1Weight ; fClone2W = clone2Weight;}

  G4Track* GetCloneTrack() const { return fCloneTrack; }

private:
  G4double         fClone1W,
                   fClone2W;
  G4ParticleChange fParticleChange;
  G4Track*         fCloneTrack;
};

#endif