CompetingTRT_DriftCirclesOnTrack.h

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/*
  Copyright (C) 2002-2022 CERN for the benefit of the ATLAS collaboration
*/

// CompetingTRT_DriftCirclesOnTrack.h, (c) ATLAS Detector software
 
#ifndef COMPETINGTRTDRIFTCIRCLESONTRACK_H
#define COMPETINGTRTDRIFTCIRCLESONTRACK_H
 
// Trk
#include "CxxUtils/CachedUniquePtr.h"
#include "InDetRIO_OnTrack/TRT_DriftCircleOnTrack.h"
#include "TrkCompetingRIOsOnTrack/CompetingRIOsOnTrack.h"
#include "TrkSurfaces/SurfaceHolders.h"
#include <atomic>
#include <iosfwd>
#include <utility>
class MsgStream;
 
namespace Trk {
class LocalParameters;
class Surface;
}
 
namespace InDet {

 
class CompetingTRT_DriftCirclesOnTrack
  : public Trk::CompetingRIOsOnTrack
  , public Trk::SurfacePtrHolderDetEl
{
 
public:
  friend class CompetingTRT_DriftCirclesOnTrackTool;

  CompetingTRT_DriftCirclesOnTrack();
  CompetingTRT_DriftCirclesOnTrack(
    const CompetingTRT_DriftCirclesOnTrack& compROT);
  CompetingTRT_DriftCirclesOnTrack& operator=(
    const CompetingTRT_DriftCirclesOnTrack& compROT);
  CompetingTRT_DriftCirclesOnTrack& operator=(
    CompetingTRT_DriftCirclesOnTrack&& compROT) noexcept;

  CompetingTRT_DriftCirclesOnTrack(
    const Trk::Surface* sf,
    std::vector<const InDet::TRT_DriftCircleOnTrack*>&& childrots,
    std::vector<AssignmentProb>&& assgnProb,
    const Trk::LocalParameters& effecLocalPars,
    const Amg::MatrixX& effecLocalErrMat,
    int ROTsHaveComSrfc // meaning of the values are described in the definition
                        // of ROTsHaveCommonSurface()
  );

  virtual ~CompetingTRT_DriftCirclesOnTrack();

  CompetingTRT_DriftCirclesOnTrack* clone() const;

  const Trk::Surface& associatedSurface() const;

  const Amg::Vector3D& globalPosition() const;

  unsigned int numberOfContainedROTs() const;

  const std::vector<const InDet::TRT_DriftCircleOnTrack*>& containedROTs()
    const;

  const InDet::TRT_DriftCircleOnTrack& rioOnTrack(unsigned int) const;

  MsgStream& dump(MsgStream& out) const;
  std::ostream& dump(std::ostream& out) const;
 
  virtual void setLocalParametersAndErrorMatrix();
 
private:
  void clearChildRotVector();

  CxxUtils::CachedUniquePtr<const Amg::Vector3D> m_globalPosition;

  std::vector<const InDet::TRT_DriftCircleOnTrack*> m_containedChildRots;

  bool ROTsHaveCommonSurface(
    const bool withNonVanishingAssignProb = true) const;
  int m_ROTsHaveCommonSurface;
};
 
inline CompetingTRT_DriftCirclesOnTrack*
CompetingTRT_DriftCirclesOnTrack::clone() const
{
  return new InDet::CompetingTRT_DriftCirclesOnTrack(*this);
}
 
inline const Trk::Surface&
CompetingTRT_DriftCirclesOnTrack::associatedSurface() const
{
  return (*m_associatedSurface);
}
 
inline const std::vector<const InDet::TRT_DriftCircleOnTrack*>&
CompetingTRT_DriftCirclesOnTrack::containedROTs() const
{
  return m_containedChildRots;
}
 
inline const InDet::TRT_DriftCircleOnTrack&
CompetingTRT_DriftCirclesOnTrack::rioOnTrack(unsigned int indx) const
{
  return *std::as_const(m_containedChildRots)[indx];
}
 
inline unsigned int
CompetingTRT_DriftCirclesOnTrack::numberOfContainedROTs() const
{
  return m_containedChildRots.size();
}
}
 
#endif // COMPETINGTRTDRIFTCIRCLESONTRACK_H