RoadInfoLaneOffset.h

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// Copyright (c) 2017 Computer Vision Center (CVC) at the Universitat Autonoma
// de Barcelona (UAB).
//
// This work is licensed under the terms of the MIT license.
// For a copy, see <https://opensource.org/licenses/MIT>.
 
#pragma once
 
#include "carla/road/element/RoadInfo.h"
#include "carla/geom/CubicPolynomial.h"
 
namespace carla {
namespace road {
namespace element {
 
  /// The lane offset record defines a lateral shift of the lane reference
  /// line(which is usually identical to the road reference line). This may be
  /// used for an easy implementation of a (local)lateralshift of the lanes
  /// relative to the road’s referenceline. Especially the modeling of
  /// inner-city layouts or "2+1" cross-country road layouts can be facilitated
  /// considerably by this feature.
  class RoadInfoLaneOffset final : public RoadInfo {
  public:
 
    RoadInfoLaneOffset(
        double s,
        double a,
        double b,
        double c,
        double d)
      : RoadInfo(s),
        _offset(a, b, c, d, s) {}
 
    void AcceptVisitor(RoadInfoVisitor &v) final {
      v.Visit(*this);
    }
 
    const geom::CubicPolynomial &GetPolynomial() const {
      return _offset;
    }
 
  private:
 
    const geom::CubicPolynomial _offset;
  };
 
} // namespace element
} // namespace road
} // namespace carla