LaneSectionMap.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/NonCopyable.h"
#include "carla/road/LaneSection.h"
 
#include <map>
#include <unordered_map>
 
namespace carla {
namespace road {
 
  class LaneSectionMap
    : private std::multimap<double, LaneSection>,
      private MovableNonCopyable {
    using Super = std::multimap<double, LaneSection>;
  public:
 
    LaneSection &Emplace(SectionId id, double s) {
      LaneSection &result = Super::emplace(s, LaneSection{id, s})->second;
      _by_id.emplace(result.GetId(), &result);
      return result;
    }
 
    LaneSection &GetById(SectionId id) {
      return *_by_id.at(id);
    }
 
    const LaneSection &GetById(SectionId id) const {
      return *_by_id.at(id);
    }
 
    using Super::find;
    using Super::upper_bound;
    using Super::lower_bound;
 
    using Super::begin;
    using Super::rbegin;
    using Super::end;
    using Super::rend;
 
  private:
 
    std::unordered_map<SectionId, LaneSection *> _by_id;
  };
 
} // road
} // carla