IInDetTrackTruthFilterTool.h

Go to the documentation of this file.

// -*- c++ -*-
/*
  Copyright (C) 2002-2017 CERN for the benefit of the ATLAS collaboration
*/
 
#ifndef INDETTRACKSYSTEMATICSTOOLS_IINDETTRACKTRUTHFILTERTOOL_H
#define INDETTRACKSYSTEMATICSTOOLS_IINDETTRACKTRUTHFILTERTOOL_H
 
#include "AsgTools/IAsgTool.h"
#include "PATInterfaces/ISystematicsTool.h"
#include "xAODTracking/TrackParticle.h"
#include <string>
 
namespace InDet {
 
  class InDetTrackTruthOriginTool;
 
 
  class IInDetTrackTruthFilterTool
    : public virtual asg::IAsgTool
    , public virtual CP::ISystematicsTool
  {
 
  public:
    ASG_TOOL_INTERFACE( InDet::IInDetTrackTruthFilterTool )
 
    virtual StatusCode initialize() = 0;
    virtual void prepare() = 0; // not sure if/why this function is necessary - felix
 
    // "standard" accept method - if appropriate systematic is activated, will call mu-dependent version (below) using mu value from EventInfo, otherwise will use truth info
    virtual bool accept(const xAOD::TrackParticle* track) const = 0;
 
    // This is a version of the accept method that takes a value of mu (i.e. mean interactions per crossing) in order to calculate a probability that a givent track at that mu is a fake,
    // and so should be considered for being dropped for the fake systematic variation - this version does not rely on truth information
    virtual bool accept(const xAOD::TrackParticle* track, float mu) const = 0;
 
    // implement the CP::ISystematicTool interface
 
    virtual bool isAffectedBySystematic( const CP::SystematicVariation& ) const = 0;
    virtual CP::SystematicSet affectingSystematics() const = 0;
    virtual CP::SystematicSet recommendedSystematics() const = 0;
    virtual StatusCode applySystematicVariation( const CP::SystematicSet& ) = 0;
 
 
  }; // class IInDetTrackTruthFilterTool
 
} // namespace InDet
 
#endif