KalmanVertexOnJetAxisSmoother.h

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/*
  Copyright (C) 2002-2020 CERN for the benefit of the ATLAS collaboration
*/
 
#ifndef TrkJetFitter_KalmanVertexOnJetAxisSmoother_H
#define TrkJetFitter_KalmanVertexOnJetAxisSmoother_H
 
#include "AthenaBaseComps/AthAlgTool.h"
#include "GaudiKernel/ToolHandle.h"
#include "EventPrimitives/EventPrimitives.h"
 
namespace Trk
{
  class VxVertexOnJetAxis;
  class VxJetCandidate;
  class KalmanVertexOnJetAxisUpdator;
  class VertexPositions;
  class RecVertexPositions;
 
 static const InterfaceID IID_KalmanVertexOnJetAxisSmoother("Trk::KalmanVertexOnJetAxisSmoother", 1, 0);
 
 
 class KalmanVertexOnJetAxisSmoother : public AthAlgTool
 {
  public: 
  
   virtual StatusCode initialize() override;
 
   KalmanVertexOnJetAxisSmoother(const std::string& t, const std::string& n, const IInterface*  p);
 
   ~KalmanVertexOnJetAxisSmoother();
 
   static const InterfaceID& interfaceID()
     {
       return IID_KalmanVertexOnJetAxisSmoother;
     };
 
   void update(VxVertexOnJetAxis* vertexToSmooth,const VxJetCandidate* candidateToUpdate,
           bool updateTrack=true) const;
 
   void fastUpdate(VxVertexOnJetAxis* vertexToSmooth,const VxJetCandidate* candidateToUpdate,
               bool updateTrack=true) const;
   void update(VxVertexOnJetAxis* vertexToSmooth,bool isPrimary,
           const RecVertexPositions & myFinalPosition,
           const VertexPositions & linearizationPositions,
           bool updateTrack=false,
               bool doFastUpdate=false) const;
    
  private:
 
   ToolHandle<KalmanVertexOnJetAxisUpdator> m_Updator;
   
   double m_maxWeight;
   double m_initialMomentumError;
   AmgSymMatrix(3) m_initial_cov_momentum;
   
 }; //end of class definitions
 
} //end of the namespace definitions
 
#endif