CDCFacet.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/trackingUtilities/eventdata/hits/CDCRLWireHitTriple.h>
#include <tracking/trackingUtilities/geometry/UncertainParameterLine2D.h>
 
#include <tracking/trackingUtilities/ca/AutomatonCell.h>
 
#include <Math/Vector2D.h>
 
namespace Belle2 {
  namespace TrackingUtilities {
    class ParameterLine2D;
    class CDCRLWireHit;
    class CDCRecoHit2D;
    class CDCTangent;

    class CDCFacet : public CDCRLWireHitTriple {
    public:
      CDCFacet() = default;

      CDCFacet(const CDCRLWireHit& startRLWireHit,
               const CDCRLWireHit& middleRLWireHit,
               const CDCRLWireHit& endRLWireHit);

      CDCFacet(const CDCRLWireHit& startRLWireHit,
               const CDCRLWireHit& middleRLWireHit,
               const CDCRLWireHit& endRLWireHit,
               const UncertainParameterLine2D& fitLine);

      void reverse() override;

      CDCFacet reversed() const;

      void adjustFitLine() const;

      void invalidateFitLine();

      const UncertainParameterLine2D& getFitLine() const
      {
        return m_fitLine;
      }

      void setFitLine(const UncertainParameterLine2D& fitLine) const
      {
        m_fitLine = fitLine;
      }

      ParameterLine2D getStartToMiddleLine() const;

      ParameterLine2D getStartToEndLine() const;

      ParameterLine2D getMiddleToEndLine() const;

      ROOT::Math::XYVector getStartRecoPos2D() const;

      ROOT::Math::XYVector getMiddleRecoPos2D() const;

      ROOT::Math::XYVector getEndRecoPos2D() const;

      CDCRecoHit2D getStartRecoHit2D() const;

      CDCRecoHit2D getMiddleRecoHit2D() const;

      CDCRecoHit2D getEndRecoHit2D() const;

      CDCTangent getStartToMiddle() const;

      CDCTangent getStartToEnd() const;

      CDCTangent getMiddleToEnd() const;

      void unsetAndForwardMaskedFlag() const;

      void setAndForwardMaskedFlag() const;

      void receiveMaskedFlag() const;

      AutomatonCell& getAutomatonCell() const
      {
        return m_automatonCell;
      }
 
    private:
      mutable UncertainParameterLine2D m_fitLine;

      mutable AutomatonCell m_automatonCell;
    };
  }
}