Updating and adding new lane record classes. Updating map builder to create instances of these classes for the parser

LibCarla/source/carla/road/MapBuilder.cpp

@@ -5,8 +5,22 @@
 // For a copy, see <https://opensource.org/licenses/MIT>.
 
 #include "carla/road/MapBuilder.h"
+#include "carla/road/element/RoadElevationInfo.h"
+#include "carla/road/element/RoadInfoLaneAccess.h"
+#include "carla/road/element/RoadInfoLaneBorder.h"
+#include "carla/road/element/RoadInfoLaneHeight.h"
+#include "carla/road/element/RoadInfoLaneMaterial.h"
+#include "carla/road/element/RoadInfoLaneOffset.h"
+#include "carla/road/element/RoadInfoLaneRule.h"
+#include "carla/road/element/RoadInfoLaneVisibility.h"
+#include "carla/road/element/RoadInfoLaneWidth.h"
+#include "carla/road/element/RoadInfoMarkRecord.h"
+#include "carla/road/element/RoadInfoMarkTypeLine.h"
+#include "carla/road/element/RoadInfoVelocity.h"
 #include "carla/road/element/RoadInfoVisitor.h"
+
 #include <iterator>
+#include <memory>
 
 using namespace carla::road::element;
 
@@ -25,6 +39,171 @@ namespace road {
     return Map{std::move(_map_data)};
   }
 
+  // called from profiles parser
+  void AddRoadElevationProfile(
+      const int32_t /*road_id*/,
+      const double s,
+      const double a,
+      const double b,
+      const double c,
+      const double d) {
+    auto elevation = std::unique_ptr<RoadElevationInfo>(new RoadElevationInfo(s, a, b, c, d));
+  }
+
+  // called from lane parser
+  void MapBuilder::CreateLaneAccess(
+      const int32_t /*road_id*/,
+      const int32_t /*lane_section_id*/,
+      const int32_t /*lane_id*/,
+      const float s,
+      const std::string restriction) {
+    auto access = std::unique_ptr<RoadInfoLaneAccess>(new RoadInfoLaneAccess(s, restriction));
+  }
+
+  void MapBuilder::CreateLaneBorder(
+      const int32_t /*road_id*/,
+      const int32_t /*lane_section_id*/,
+      const int32_t /*lane_id*/,
+      const float s,
+      const float a,
+      const float b,
+      const float c,
+      const float d) {
+    auto border = std::unique_ptr<RoadInfoLaneBorder>(new RoadInfoLaneBorder(s, a, b, c, d));
+  }
+
+  void MapBuilder::CreateLaneHeight(
+      const int32_t /*road_id*/,
+      const int32_t /*lane_section_id*/,
+      const int32_t /*lane_id*/,
+      const float s,
+      const float inner,
+      const float outer) {
+    auto height = std::unique_ptr<RoadInfoLaneHeight>(new RoadInfoLaneHeight(s, inner, outer));
+  }
+
+  void MapBuilder::CreateLaneMaterial(
+      const int32_t /*road_id*/,
+      const int32_t /*lane_section_id*/,
+      const int32_t /*lane_id*/,
+      const float s,
+      const std::string surface,
+      const float friction,
+      const float roughness) {
+    auto material =
+        std::unique_ptr<RoadInfoLaneMaterial>(new RoadInfoLaneMaterial(s, surface, friction, roughness));
+  }
+
+  void MapBuilder::CreateLaneOffset(
+      const int32_t /*road_id*/,
+      const int32_t /*lane_section_id*/,
+      const int32_t /*lane_id*/,
+      const float s,
+      const float a,
+      const float b,
+      const float c,
+      const float d) {
+    auto offset = std::unique_ptr<RoadInfoLaneOffset>(new RoadInfoLaneOffset(s, a, b, c, d));
+  }
+
+  void MapBuilder::CreateLaneRule(
+      const int32_t /*road_id*/,
+      const int32_t /*lane_section_id*/,
+      const int32_t /*lane_id*/,
+      const float s,
+      const std::string value) {
+    auto rule = std::unique_ptr<RoadInfoLaneRule>(new RoadInfoLaneRule(s, value));
+  }
+
+  void MapBuilder::CreateLaneVisibility(
+      const int32_t /*road_id*/,
+      const int32_t /*lane_section_id*/,
+      const int32_t /*lane_id*/,
+      const float s,
+      const float forward,
+      const float back,
+      const float left,
+      const float right) {
+    auto visibility =
+        std::unique_ptr<RoadInfoLaneVisibility>(new RoadInfoLaneVisibility(s, forward, back, left, right));
+  }
+
+  void MapBuilder::CreateLaneWidth(
+      const int32_t /*road_id*/,
+      const int32_t /*lane_section_id*/,
+      const int32_t /*lane_id*/,
+      const float s,
+      const float a,
+      const float b,
+      const float c,
+      const float d) {
+    auto width = std::unique_ptr<RoadInfoLaneWidth>(new RoadInfoLaneWidth(s, a, b, c, d));
+  }
+
+  void MapBuilder::CreateRoadMark(
+      const int32_t /*road_id*/,
+      const int32_t /*lane_section_id*/,
+      const int32_t /*lane_id*/,
+      const int road_mark_id,
+      const float s,
+      const std::string type,
+      const std::string weight,
+      const std::string color,
+      const std::string material,
+      const float width,
+      const std::string lane_change,
+      const float height,
+      const std::string type_name,
+      const float type_width) {
+    RoadInfoMarkRecord::LaneChange lc;
+
+    // to lower case.
+    auto tl = [](auto) -> std::string { throw_exception(std::runtime_error("not implemented")); };
+
+    if (tl(lane_change) == "increase") {
+      lc = RoadInfoMarkRecord::LaneChange::Increase;
+    } else if (tl(lane_change) == "decrease") {
+      lc = RoadInfoMarkRecord::LaneChange::Decrease;
+    } else if (tl(lane_change) == "both") {
+      lc = RoadInfoMarkRecord::LaneChange::Both;
+    } else {
+      lc = RoadInfoMarkRecord::LaneChange::None;
+    }
+    auto mark =
+        std::unique_ptr<RoadInfoMarkRecord>(new RoadInfoMarkRecord(s, road_mark_id, type, weight, color,
+        material, width, lc, height, type_name, type_width));
+  }
+
+  void MapBuilder::CreateRoadMarkTypeLine(
+      const int32_t /*road_id*/,
+      const int32_t /*lane_section_id*/,
+      const int32_t /*lane_id*/,
+      const int road_mark_id,
+      const float length,
+      const float space,
+      const float tOffset,
+      const float s,
+      const std::string rule,
+      const float width) {
+    auto line =
+        std::unique_ptr<RoadInfoMarkTypeLine>(new RoadInfoMarkTypeLine(s, road_mark_id, length, space,
+        tOffset, rule, width));
+    // Find the parent road mark record using the ids provided and then add this
+    // line to its lise of lines
+    // road_mark.GetLines().push_back(std::move(line);
+
+  }
+
+  void MapBuilder::CreateLaneSpeed(
+      const int32_t /*road_id*/,
+      const int /*lane_section_id*/,
+      const int32_t /*lane_id*/,
+      const float s,
+      const float max,
+      const std::string /*unit*/) {
+    auto speed = std::unique_ptr<RoadInfoVelocity>(new RoadInfoVelocity(s, max));
+  }
+
   void MapBuilder::AddSignal(
       const uint32_t road_id,
       const uint32_t signal_id,
@@ -46,13 +225,19 @@ namespace road {
       const float pitch,
       const float roll) {
 
-    _map_data.GetRoad(road_id)->getSignals().emplace(signal_id, signal::Signal(road_id, signal_id, s, t, name, dynamic,
+    _map_data.GetRoad(road_id)->getSignals().emplace(signal_id,
+        signal::Signal(road_id, signal_id, s, t, name, dynamic,
         orientation, zOffset, country, type, subtype, value, unit, height, width,
         text, hOffset, pitch, roll));
   }
 
-  void MapBuilder::AddValidityToLastAddedSignal(uint32_t road_id, uint32_t signal_id, int32_t from_lane, int32_t to_lane) {
-    _map_data.GetRoad(road_id)->GetSignal(signal_id).AddValidity(general::Validity(signal_id, from_lane, to_lane));
+  void MapBuilder::AddValidityToLastAddedSignal(
+      uint32_t road_id,
+      uint32_t signal_id,
+      int32_t from_lane,
+      int32_t to_lane) {
+    _map_data.GetRoad(road_id)->GetSignal(signal_id).AddValidity(general::Validity(signal_id, from_lane,
+        to_lane));
   }
 
   // build road objects
@@ -98,7 +283,6 @@ namespace road {
     sec->_lane_offset = cubic;
   }
 
-
   void MapBuilder::AddRoadSectionLane(
       const uint32_t road_id,
       const uint32_t section_index,
@@ -132,7 +316,8 @@ namespace road {
     lane->_lane_section = section;
     lane->_level = lane_level;
     lane->_type = lane_type;
-    // we save id as pointers temporally, later will be processed in the right way
+    // we save id as pointers temporally, later will be processed in the right
+    // way
     lane->_next_lanes.emplace_back(reinterpret_cast<Lane *>(successor));
     lane->_prev_lanes.emplace_back(reinterpret_cast<Lane *>(predecessor));
   }

LibCarla/source/carla/road/MapBuilder.h

@@ -16,7 +16,6 @@ namespace carla {
 namespace road {
 
   class MapBuilder {
-
   public:
 
     boost::optional<Map> Build();
@@ -164,7 +163,11 @@ namespace road {
         const float pitch,
         const float roll);
 
-    void AddValidityToLastAddedSignal(uint32_t road_id, uint32_t signal_id, int32_t from_lane, int32_t to_lane);
+    void AddValidityToLastAddedSignal(
+        uint32_t road_id,
+        uint32_t signal_id,
+        int32_t from_lane,
+        int32_t to_lane);
 
     // called from junction parser
     void AddJunction(const int32_t id, const std::string name);
@@ -181,6 +184,24 @@ namespace road {
         const int32_t from,
         const int32_t to);
 
+    void AddRoadSection(
+        const uint32_t road_id,
+        const uint32_t section_index,
+        const double s,
+        const double a,
+        const double b,
+        const double c,
+        const double d);
+
+    void SetRoadLaneLink(
+        const uint32_t road_id,
+        const int32_t section_index,
+        const int32_t lane_id,
+        const std::string lane_type,
+        const bool lane_level,
+        const int32_t predecessor,
+        const int32_t successor);
+
     // called from lane parser
     void CreateLaneAccess(
         const int32_t road_id,

LibCarla/source/carla/road/element/RoadInfoLaneAccess.h

@@ -0,0 +1,46 @@
+// 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 <string>
+
+namespace carla {
+namespace road {
+namespace element {
+
+  // This record defines access restrictions for certain types of road users. The record can be used to
+  // complement restrictions resulting from signs or signals in order to control the traffic flow in a scenario.
+  // Each entry is valid in direction of the increasing s co-ordinate until a new entry is defined. If multiple
+  // entries are defined, they must be listed in increasing order.
+  class RoadInfoLaneAccess : public RoadInfo {
+
+  public:
+
+    void AcceptVisitor(RoadInfoVisitor &v) override final {
+      v.Visit(*this);
+    }
+
+    RoadInfoLaneAccess(
+        float s,   // start position relative to the position of the preceding lane section
+        std::string restriction)
+      : RoadInfo(s),
+        _restriction(restriction) {}
+
+    std::string GetRestriction() const {
+      return _restriction;
+    }
+
+  private:
+
+    std::string _restriction; // Examples: Simulator, Autonomous Traffic, Pedestrian and None
+
+  };
+
+} // namespace element
+} // namespace road
+} // namespace carla

LibCarla/source/carla/road/element/RoadInfoLaneBorder.h

@@ -0,0 +1,54 @@
+// 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 {
+
+  // Instead of describing lanes by their width entries and, thus, invariably
+  // depending on influences of inner
+  // lanes on outer lanes, it might be more convenient to just describe the
+  // outer border of each lane
+  // independent of any inner lanes’ parameters. Especially in cases where road
+  // data is derived from
+  // measurements, this type of definition will provide a more convenient method
+  // without the need to
+  // tesselate road sections into too many parts. Note. Lane borders and widths
+  // are mutually exclusive.
+  class RoadInfoLaneBorder : public RoadInfo {
+  public:
+
+    void AcceptVisitor(RoadInfoVisitor &v) final {
+      v.Visit(*this);
+    }
+
+    RoadInfoLaneBorder(
+        float s,
+        float a,
+        float b,
+        float c,
+        float d)
+      : RoadInfo(s),
+        _border(a, b, c, d, s) {}
+
+    const geom::CubicPolynomial &GetPolynomial() const {
+      return _border;
+    }
+
+  private:
+
+    geom::CubicPolynomial _border;
+
+  };
+
+} // namespace element
+} // namespace road
+} // namespace carla

LibCarla/source/carla/road/element/RoadInfoLaneHeight.h

@@ -0,0 +1,53 @@
+// 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 surface of a lane may be offset from the plane defined by the reference line and the
+  // corresponding elevation and crossfall entries (e.g. pedestrian walkways are typically a few centimeters
+  // above road level). The height record provides a simplified method to describe this offset by setting an
+  // inner and outer offset from road level at discrete positions along the lane profile.
+  class RoadInfoLaneHeight : public RoadInfo {
+  public:
+
+    void AcceptVisitor(RoadInfoVisitor &v) final {
+      v.Visit(*this);
+    }
+
+    RoadInfoLaneHeight(
+        float s, // start position relative to the position of the preceding lane section
+        float inner,
+        float outer)
+      : RoadInfo(s),
+        _inner(inner),
+        _outer(outer) {}
+
+    float GetInner() const {
+      return _inner;
+    }
+
+    float GetOuter() const {
+      return _outer;
+    }
+
+  private:
+
+    float _inner; // inner offset from road level
+
+    float _outer; // outer offset from road level
+
+  };
+
+} // namespace element
+} // namespace road
+} // namespace carla

LibCarla/source/carla/road/element/RoadInfoLaneMaterial.h

@@ -0,0 +1,58 @@
+// 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 <string>
+
+namespace carla {
+namespace road {
+namespace element {
+
+  class RoadInfoLaneMaterial : public RoadInfo {
+
+  public:
+
+    void AcceptVisitor(RoadInfoVisitor &v) override final {
+      v.Visit(*this);
+    }
+
+    RoadInfoLaneMaterial(
+        float s,   // start position relative to the position of the preceding
+                    // lane section
+        std::string surface,
+        float friction,
+        float roughness)
+      : RoadInfo(s),
+        _surface(surface),
+        _friction(friction),
+        _roughness(roughness) {}
+
+    const std::string& GetSurface() const {
+      return _surface;
+    }
+
+    float GetFriction() const {
+      return _friction;
+    }
+
+    float GetRoughness() const {
+      return _roughness;
+    }
+
+  private:
+
+    std::string _surface;
+
+    float _friction;
+
+    float _roughness;
+  };
+
+} // namespace element
+} // namespace road
+} // namespace carla

LibCarla/source/carla/road/element/RoadInfoLaneOffset.h

@@ -27,11 +27,11 @@ namespace element {
     }
 
     RoadInfoLaneOffset(
-        double s,
-        double a,
-        double b,
-        double c,
-        double d)
+        float s,
+        float a,
+        float b,
+        float c,
+        float d)
       : RoadInfo(s),
         _offset(a, b, c, d, s) {}
 

LibCarla/source/carla/road/element/RoadInfoLaneRule.h

@@ -0,0 +1,44 @@
+// 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 <string>
+
+namespace carla {
+namespace road {
+namespace element {
+
+  // This record defines rules that can be applied to lanes to describe additonal properties
+  // not covered by the other attributes.
+  class RoadInfoLaneRule : public RoadInfo {
+
+  public:
+
+    void AcceptVisitor(RoadInfoVisitor &v) override final {
+      v.Visit(*this);
+    }
+
+    RoadInfoLaneRule(
+        float s,   // start position relative to the position of the preceding lane section
+        std::string value)
+      : RoadInfo(s),
+        _value(value) {}
+
+    std::string GetValue() const {
+      return _value;
+    }
+
+  private:
+
+    std::string _value; // Recommended values: No Stopping At Any Time, Disabled Parking and Car Pool
+
+  };
+
+} // namespace element
+} // namespace road
+} // namespace carla

LibCarla/source/carla/road/element/RoadInfoLaneVisibility.h

@@ -0,0 +1,73 @@
+// 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"
+
+namespace carla {
+namespace road {
+namespace element {
+
+  // Each lane within a road cross section may be provided with several entries
+  // defining the visibility in four
+  // directions relative to the lane’s direction. Each entry is valid until a
+  // new entry is defined. If multiple
+  // entries are defined, they must be listed in increasing order.
+  //
+  // For left lanes (positive ID), the forward direction is oriented opposite to
+  // the track’s direction, for right
+  // lanes, the forward direction and the track’s direction are identical.
+  class RoadInfoLaneVisibility : public RoadInfo {
+  public:
+
+    void AcceptVisitor(RoadInfoVisitor &v) final {
+      v.Visit(*this);
+    }
+
+    RoadInfoLaneVisibility(
+        float s, // start position relative to the position of the preceding
+                  // lane section
+        float forward,
+        float back,
+        float left,
+        float right)
+      : RoadInfo(s),
+        _forward(forward),
+        _back(back),
+        _left(left),
+        _right(right) {}
+
+    float GetForward() const {
+      return _forward;
+    }
+
+    float GetBack() const {
+      return _back;
+    }
+
+    float GetLeft() const {
+      return _left;
+    }
+
+    float GetRight() const {
+      return _right;
+    }
+
+  private:
+
+    float _forward;
+
+    float _back;
+
+    float _left;
+
+    float _right;
+  };
+
+} // namespace element
+} // namespace road
+} // namespace carla

LibCarla/source/carla/road/element/RoadInfoMarkRecord.h

@@ -7,8 +7,10 @@
 #pragma once
 
 #include "carla/road/element/RoadInfo.h"
-
+#include "carla/road/element/RoadInfoMarkTypeLine.h"
 #include <string>
+#include <vector>
+#include <memory>
 
 namespace carla {
 namespace road {
@@ -34,33 +36,48 @@ namespace element {
       Both     = 0x03  //11
     };
 
-    RoadInfoMarkRecord(float d)
-      : RoadInfo(d),
+    RoadInfoMarkRecord(
+        float s,
+        int road_mark_id)
+      : RoadInfo(s),
+        _road_mark_id(road_mark_id),
         _type(""),
         _weight(""),
         _color("white"),
         _material("standard"),
         _width(0.15),
         _lane_change(LaneChange::None),
-        _height(0.0) {}
+        _height(0.0),
+        _type_name(""),
+        _type_width(0.0) {}
 
     RoadInfoMarkRecord(
-        float d,
+        float s,
+        int road_mark_id,
         std::string type,
         std::string weight,
         std::string color,
         std::string material,
         float width,
         LaneChange lane_change,
-        float height)
-      : RoadInfo(d),
+        float height,
+        std::string type_name,
+        float type_width)
+      : RoadInfo(s),
+        _road_mark_id(road_mark_id),
         _type(type),
         _weight(weight),
         _color(color),
         _material(material),
         _width(width),
         _lane_change(lane_change),
-        _height(height) {}
+        _height(height),
+        _type_name(type_name),
+        _type_width(type_width) {}
+
+    int GetRoadMarkId() const {
+      return _road_mark_id;
+    }
 
     const std::string &GetType() const {
       return _type;
@@ -90,12 +107,21 @@ namespace element {
       return _height;
     }
 
-    float GetLaneId() const {
-      return _height;
+    const std::string &GetTypeName() const {
+      return _type_name;
+    }
+
+    float GetTypeWidth() const {
+      return _type_width;
+    }
+
+    std::vector<std::unique_ptr<RoadInfoMarkTypeLine>> &GetLines() {
+      return _lines;
     }
 
   private:
 
+    int _road_mark_id;       // Unique identifer for the road mark
     std::string _type;       // Type of the road mark
     std::string _weight;     // Weight of the road mark
     std::string _color;      // Color of the road mark
@@ -109,6 +135,12 @@ namespace element {
                              // valid.
     float _height;           // Physical distance of top edge of road mark from
                              // reference plane of the lane
+
+    std::string _type_name;  // Name of the road mark type if it has one
+
+    float _type_width;       // Width of the road mark type if it has one
+
+    std::vector<std::unique_ptr<RoadInfoMarkTypeLine>> _lines;
   };
 
 } // namespace element

LibCarla/source/carla/road/element/RoadInfoMarkTypeLine.h

@@ -0,0 +1,82 @@
+// 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 <string>
+
+namespace carla {
+namespace road {
+namespace element {
+
+  class RoadInfoMarkTypeLine : public RoadInfo {
+
+  public:
+
+    void AcceptVisitor(RoadInfoVisitor &v) override final {
+      v.Visit(*this);
+    }
+
+    RoadInfoMarkTypeLine(
+        float s,
+        int road_mark_id,
+        float length,
+        float space,
+        float tOffset,
+        std::string rule,
+        float width)
+      : RoadInfo(s),
+        _road_mark_id(road_mark_id),
+        _length(length),
+        _space(space),
+        _tOffset(tOffset),
+        _rule(rule),
+        _width(width) {}
+
+    int GetRoadMarkId() const {
+      return _road_mark_id;
+    }
+
+    float GetLength() const {
+      return _length;
+    }
+
+    float GetSpace() const {
+      return _space;
+    }
+
+    float GetTOffset() const {
+      return _tOffset;
+    }
+
+    const std::string& GetRule() const {
+      return _rule;
+    }
+
+    float GetWidth() const {
+      return _width;
+    }
+
+  private:
+
+    int _road_mark_id;
+
+    float _length;
+
+    float _space;
+
+    float _tOffset;
+
+    std::string _rule;
+
+    float _width;
+
+  };
+
+} // namespace element
+} // namespace road
+} // namespace carla

LibCarla/source/carla/road/element/RoadInfoVelocity.h

@@ -20,18 +20,18 @@ namespace element {
       v.Visit(*this);
     }
 
-    RoadInfoVelocity(double vel) : velocity(vel) {}
-    RoadInfoVelocity(double d, double vel)
-      : RoadInfo(d),
+    RoadInfoVelocity(float vel) : velocity(vel) {}
+    RoadInfoVelocity(float s, float vel)
+      : RoadInfo(s),
         velocity(vel) {}
 
-    double GetVelocity() {
+    float GetVelocity() {
       return velocity;
     }
 
   private:
 
-    double velocity;
+    float velocity;
   };
 
 } // namespace element

LibCarla/source/carla/road/element/RoadInfoVisitor.h

@@ -13,31 +13,39 @@ namespace carla {
 namespace road {
 namespace element {
 
+  class RoadElevationInfo;
+  class RoadGeneralInfo;
   class RoadInfo;
   class RoadInfoLane;
-  class RoadGeneralInfo;
-  class RoadInfoVelocity;
-  class RoadElevationInfo;
+  class RoadInfoLaneAccess;
+  class RoadInfoLaneBorder;
+  class RoadInfoLaneHeight;
+  class RoadInfoLaneMaterial;
+  class RoadInfoLaneOffset;
+  class RoadInfoLaneRule;
+  class RoadInfoLaneVisibility;
   class RoadInfoLaneWidth;
   class RoadInfoMarkRecord;
-  class RoadInfoLaneOffset;
+  class RoadInfoMarkTypeLine;
+  class RoadInfoVelocity;
 
   class RoadInfoVisitor {
   public:
 
-    virtual void Visit(RoadInfoLane &) {}
-
-    virtual void Visit(RoadGeneralInfo &) {}
-
-    virtual void Visit(RoadInfoVelocity &) {}
-
     virtual void Visit(RoadElevationInfo &) {}
-
-    virtual void Visit(RoadInfoLaneWidth &) {}
-
-    virtual void Visit(RoadInfoMarkRecord &) {}
-
+    virtual void Visit(RoadGeneralInfo &) {}
+    virtual void Visit(RoadInfoLane &) {}
+    virtual void Visit(RoadInfoLaneAccess &) {}
+    virtual void Visit(RoadInfoLaneBorder &) {}
+    virtual void Visit(RoadInfoLaneHeight &) {}
+    virtual void Visit(RoadInfoLaneMaterial &) {}
     virtual void Visit(RoadInfoLaneOffset &) {}
+    virtual void Visit(RoadInfoLaneRule &) {}
+    virtual void Visit(RoadInfoLaneVisibility &) {}
+    virtual void Visit(RoadInfoLaneWidth &) {}
+    virtual void Visit(RoadInfoMarkRecord &) {}
+    virtual void Visit(RoadInfoMarkTypeLine &) {}
+    virtual void Visit(RoadInfoVelocity &) {}
   };
 
   template <typename T, typename IT>