StripInformationHelper.h

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/*
  Copyright (C) 2002-2023 CERN for the benefit of the ATLAS collaboration
*/
 
#ifndef ACTSTRK_DATAPREPARATION_STRIPINFORMATIONHELPER_H
#define ACTSTRK_DATAPREPARATION_STRIPINFORMATIONHELPER_H
 
#include "GeoPrimitives/GeoPrimitives.h"
 
namespace ActsTrk {

  enum NeighbourIndices {ThisOne, Opposite, PhiMinus, PhiPlus, EtaMinus, EtaPlus, nNeighbours};
 
  class StripInformationHelper {

 
  public:

    StripInformationHelper() = default;
    StripInformationHelper(const unsigned int& idHash,
               const Amg::Vector3D& stripStart,
                           const Amg::Vector3D& stripEnd,
                           const Amg::Vector3D& beamSpotVertex,
                           const float& locx,
                           const size_t& clusterIndex,
                           const size_t& stripIndex);


    virtual ~StripInformationHelper() = default;
    StripInformationHelper(const StripInformationHelper&) = default;
    StripInformationHelper& operator = (const StripInformationHelper&) = default;


    void set(const unsigned int& idHash,
         const Amg::Vector3D& stripStart,
             const Amg::Vector3D& stripEnd,
             const Amg::Vector3D& beamSpotVertex,
             const float& locx,
             const size_t& clusterIndex,
             const size_t& stripIndex);


    const unsigned int& idHash() const {return m_idHash;}
    const size_t& clusterIndex() const {return m_clusterIndex;}
    const Amg::Vector3D& stripCenter () const {return m_stripCenter ;}
    const Amg::Vector3D& stripDirection () const {return m_stripDir ;}
    const Amg::Vector3D& trajDirection () const {return m_trajDir ;}
    const Amg::Vector3D& normal() const {return m_normal;}
    const double& oneOverStrip() const {return m_oneOverStrip;}
    const float& locX() const {return m_locX;}
    const size_t& stripIndex() const {return m_stripIndex;}
    Amg::Vector3D position(const double& shift) const;
 
  private:

    Amg::Vector3D m_stripCenter {0., 0., 0.};
    Amg::Vector3D m_stripDir {0., 0., 0.};
    Amg::Vector3D m_trajDir {0., 0., 0.};
    Amg::Vector3D m_normal {0., 0., 0.};
    double        m_oneOverStrip {0.};
    float         m_locX {0.};
    size_t        m_stripIndex {0};
    size_t        m_clusterIndex {0};
    unsigned int  m_idHash {0};
  };
 
} // end of name space
 
#endif  // ACTSTRKSPACEPOINTFORMATIONTOOL_STRIPINFORMATIONHELPER_H