CompetingMuonClustersOnTrack.h

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

// CompetingRpcClustersOnTrack.h, (c) ATLAS Detector software
 
#ifndef COMPETINGRPCCLUSTERSONTRACK_H
#define COMPETINGRPCCLUSTERSONTRACK_H
 
// Trk
#include "TrkCompetingRIOsOnTrack/CompetingRIOsOnTrack.h"
#include "TrkRIO_OnTrack/RIO_OnTrack.h"
#include "TrkSurfaces/SurfaceHolders.h"
// Identifier
#include "Identifier/Identifier.h"
#include "Identifier/IdentifierHash.h"
// Muon
#include "MuonRIO_OnTrack/MuonClusterOnTrack.h"
 
#include "CxxUtils/CachedUniquePtr.h"
 
#include <ostream>
#include <utility>
 
class MsgStream;
 
namespace Trk {
class PrepRawData;
class TrkDetElementBase;
}
 
namespace Muon {

 
class CompetingMuonClustersOnTrack
  : public Trk::CompetingRIOsOnTrack
  , public Trk::SurfacePtrHolderDetEl
{
 
public:
  friend class CompetingMuonClustersOnTrackTool;

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

  CompetingMuonClustersOnTrack(
    std::vector<const MuonClusterOnTrack*>&& childrots,
    std::vector<AssignmentProb>&& assgnProb);

  CompetingMuonClustersOnTrack(
    Trk::LocalParameters&& locPars,
    Amg::MatrixX&& error,
    const Trk::Surface* assSurf,
    std::vector<const MuonClusterOnTrack*>&& childrots,
    std::vector<AssignmentProb>&& assgnProb);

  virtual ~CompetingMuonClustersOnTrack();

  CompetingMuonClustersOnTrack* clone() const;

  const Trk::Surface& associatedSurface() const;
  const Trk::Surface* associatedSurfaceRaw() const;

  const Amg::Vector3D& globalPosition() const;

  unsigned int numberOfContainedROTs() const;

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

  const MuonClusterOnTrack& rioOnTrack(unsigned int) const;

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

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

  std::vector<const MuonClusterOnTrack*> m_containedChildRots;

  bool ROTsHaveCommonSurface(
    const bool withNonVanishingAssignProb = true) const;
};
 
inline CompetingMuonClustersOnTrack*
CompetingMuonClustersOnTrack::clone() const
{
  return new CompetingMuonClustersOnTrack(*this);
}
 
inline const Trk::Surface&
CompetingMuonClustersOnTrack::associatedSurface() const
{
  if (m_associatedSurface) {
    return *m_associatedSurface;
  }
  return (
    (*(std::as_const(m_containedChildRots).begin()))->associatedSurface());
}
 
inline const Trk::Surface*
CompetingMuonClustersOnTrack::associatedSurfaceRaw() const
{
  return m_associatedSurface;
}
 
inline unsigned int
CompetingMuonClustersOnTrack::numberOfContainedROTs() const
{
  return m_containedChildRots.size();
}
 
inline const std::vector<const MuonClusterOnTrack*>&
CompetingMuonClustersOnTrack::containedROTs() const
{
  return m_containedChildRots;
}
 
inline const MuonClusterOnTrack&
CompetingMuonClustersOnTrack::rioOnTrack(unsigned int indx) const
{
  return *std::as_const(m_containedChildRots)[indx];
}
 
inline const Amg::Vector3D&
CompetingMuonClustersOnTrack::globalPosition() const
{
  if (not m_globalPosition) {
    m_globalPosition.set(std::make_unique<const Amg::Vector3D>(
      associatedSurface().localToGlobal(localParameters())));
  }
  return (*m_globalPosition);
}
}
 
#endif // COMPETINGRPCCLUSTERSONTRACK_H