CDCMCHitLookUp.h

/**************************************************************************
 * basf2 (Belle II Analysis Software Framework)                           *
 * Author: The Belle II Collaboration                                     *
 *                                                                        *
 * See git log for contributors and copyright holders.                    *
 * This file is licensed under LGPL-3.0, see LICENSE.md.                  *
 **************************************************************************/
#pragma once
 
#include <tracking/trackFindingCDC/mclookup/ITrackType.h>
#include <tracking/trackingUtilities/numerics/ERightLeft.h>
#include <tracking/trackingUtilities/numerics/Index.h>
 
namespace Belle2 {
  class MCParticle;
  class CDCSimHit;
  class CDCHit;
 
  namespace TrackingUtilities {
    class Vector3D;
    class Vector2D;
  }
  namespace TrackFindingCDC {


    class CDCMCHitLookUp {
 
    public:
      static const CDCMCHitLookUp& getInstance();

      CDCMCHitLookUp() = default;

      CDCMCHitLookUp(CDCMCHitLookUp&) = delete;

      CDCMCHitLookUp& operator=(const CDCMCHitLookUp&) = delete;

      void fill() const;
 
    public:
      const Belle2::CDCSimHit* getSimHit(const CDCHit* ptrHit) const;

      const Belle2::MCParticle* getMCParticle(const CDCHit* ptrHit) const;
 

      const TrackingUtilities::Vector2D getRefPos2D(const CDCHit* ptrHit) const;

      float getRefDriftLength(const CDCHit* ptrHit) const;

      const TrackingUtilities::Vector3D getRecoPos3D(const CDCHit* ptrHit) const;

      const TrackingUtilities::Vector3D getClosestPrimaryRecoPos3D(const CDCHit* ptrHit) const;
 
    public:
      bool isReassignedSecondary(const CDCHit* ptrHit) const;

      const CDCSimHit* getClosestPrimarySimHit(const CDCHit* ptrHit) const;

      ITrackType getMCTrackId(const CDCHit* ptrHit) const;

      bool isBackground(const CDCHit* ptrHit) const;

      TrackingUtilities::Index getInTrackId(const CDCHit* ptrHit) const;

      TrackingUtilities::Index getInTrackSegmentId(const CDCHit* ptrHit) const;

      TrackingUtilities::Index getNPassedSuperLayers(const CDCHit* ptrHit) const;

      TrackingUtilities::Index getNLoops(const CDCHit* ptrHit) const;

      TrackingUtilities::ERightLeft getRLInfo(const CDCHit* ptrHit) const;
    };
  }
}