OffOrigin.h

/**************************************************************************
 * BASF2 (Belle Analysis Framework 2)                                     *
 * Copyright(C) 2015 - Belle II Collaboration                             *
 *                                                                        *
 * Author: The Belle II Collaboration                                     *
 * Contributors: Oliver Frost                                             *
 *                                                                        *
 * This software is provided "as is" without any warranty.                *
 **************************************************************************/
#pragma once
 
#include <tracking/trackFindingCDC/geometry/Vector2D.h>
#include <tracking/trackFindingCDC/topology/ILayer.h>
 
namespace Belle2 {
  namespace TrackFindingCDC {
 
    template<class T>
    class OffOrigin : public T {
 
    public:
      using Super = T;
 
      using T::T;
 
    public:
      using HoughBox = typename T::HoughBox;
 
    public:
      ESign getDistanceSign(const HoughBox& houghBox,
                            float x,
                            float y,
                            float signedDriftLength,
                            float dxdz = 0,
                            float dydz = 0,
                            ILayer /*iCLayer*/ = -1) const
      {
        return Super::getDistanceSign(houghBox,
                                      x - m_localOriginX,
                                      y - m_localOriginY,
                                      signedDriftLength,
                                      dxdz,
                                      dydz,
                                      -1);
      }
 
    public:
      Vector2D getLocalOrigin() const
      { return Vector2D(m_localOriginX, m_localOriginY); }
 
      void setLocalOrigin(const Vector2D& localOrigin)
      {
        m_localOriginX = localOrigin.x();
        m_localOriginY = localOrigin.y();
      }
    private:
      float m_localOriginX = 0.0;
 
      float m_localOriginY = 0.0;
 
    };
  }
}