IIntersector.h

Go to the documentation of this file.

/*
  Copyright (C) 2002-2023 CERN for the benefit of the ATLAS collaboration
*/

// IIntersector.h, (c) ATLAS Detector software
 
#ifndef TRKEXINTERFACES_IINTERSECTOR_H
#define TRKEXINTERFACES_IINTERSECTOR_H
 
// Gaudi
#include "GaudiKernel/IAlgTool.h"
// Trk
#include "TrkExUtils/TrackSurfaceIntersection.h"
#include "TrkParameters/TrackParameters.h"
// std
#include <optional>
namespace Trk {
class CylinderSurface;
class DiscSurface;
class PerigeeSurface;
class PlaneSurface;
class StraightLineSurface;
class Surface;
class TrackIntersection;

class IIntersector : virtual public IAlgTool {
 
 protected:
 public:
  DeclareInterfaceID(IInterface, 1, 0);

  virtual ~IIntersector() = default;

  virtual std::optional<TrackSurfaceIntersection> intersectSurface(
      const Surface& surface, const TrackSurfaceIntersection& trackIntersection,
      const double qOverP) const = 0;

  virtual std::optional<TrackSurfaceIntersection> approachPerigeeSurface(
      const PerigeeSurface& surface,
      const TrackSurfaceIntersection& trackIntersection,
      const double qOverP) const = 0;

  virtual std::optional<TrackSurfaceIntersection> approachStraightLineSurface(
      const StraightLineSurface& surface,
      const TrackSurfaceIntersection& trackIntersection,
      const double qOverP) const = 0;

  virtual std::optional<TrackSurfaceIntersection> intersectCylinderSurface(
      const CylinderSurface& surface,
      const TrackSurfaceIntersection& trackIntersection,
      const double qOverP) const = 0;

  virtual std::optional<TrackSurfaceIntersection> intersectDiscSurface(
      const DiscSurface& surface,
      const TrackSurfaceIntersection& trackIntersection,
      const double qOverP) const = 0;

  virtual std::optional<TrackSurfaceIntersection> intersectPlaneSurface(
      const PlaneSurface& surface,
      const TrackSurfaceIntersection& trackIntersection,
      const double qOverP) const = 0;

  virtual bool isValid(Amg::Vector3D startPosition,
                       Amg::Vector3D endPosition) const = 0;
};
 
}  // namespace Trk
 
#endif  // TRKEXINTERFACES_IINTERSECTOR_H