radar_detection_component.h

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/******************************************************************************
 * Copyright 2018 The Apollo Authors. All Rights Reserved.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 *****************************************************************************/
#pragma once
 
#include <memory>
#include <string>
#include <vector>
 
#include "modules/common_msgs/localization_msgs/localization.pb.h"
#include "modules/perception/radar_detection/proto/radar_component_config.pb.h"
 
#include "cyber/component/component.h"
#include "modules/perception/common/base/sensor_meta.h"
#include "modules/perception/common/hdmap/hdmap_input.h"
#include "modules/perception/common/onboard/inner_component_messages/inner_component_messages.h"
#include "modules/perception/common/onboard/msg_buffer/msg_buffer.h"
#include "modules/perception/common/onboard/transform_wrapper/transform_wrapper.h"
#include "modules/perception/radar_detection/app/radar_obstacle_perception.h"
#include "modules/perception/radar_detection/interface/base_preprocessor.h"
#include "modules/perception/radar_detection/interface/base_radar_obstacle_perception.h"
 
namespace apollo {
namespace perception {
namespace radar {
 
using apollo::drivers::ContiRadar;
using apollo::localization::LocalizationEstimate;
 
class RadarDetectionComponent : public cyber::Component<ContiRadar> {
 public:
  RadarDetectionComponent()
      : seq_num_(0),
        tf_child_frame_id_(""),
        radar_forward_distance_(200.0),
        odometry_channel_name_(""),
        hdmap_input_(nullptr),
        radar_preprocessor_(nullptr),
        radar_perception_(nullptr) {}
  ~RadarDetectionComponent() = default;
 
  bool Init() override;
  bool Proc(const std::shared_ptr<ContiRadar>& message) override;
 
 private:
  bool InitAlgorithmPlugin(const RadarComponentConfig& config);
  bool InternalProc(const std::shared_ptr<ContiRadar>& in_message,
                    std::shared_ptr<onboard::SensorFrameMessage> out_message);
  bool GetCarLocalizationSpeed(double timestamp,
                               Eigen::Vector3f* car_linear_speed,
                               Eigen::Vector3f* car_angular_speed);
 
  RadarDetectionComponent(const RadarDetectionComponent&) = delete;
  RadarDetectionComponent& operator=(const RadarDetectionComponent&) = delete;
 
 private:
  std::mutex _mutex;
  uint32_t seq_num_;
 
  base::SensorInfo radar_info_;
  std::string tf_child_frame_id_;
  double radar_forward_distance_;
  std::string odometry_channel_name_;
 
  onboard::TransformWrapper radar2world_trans_;
  onboard::TransformWrapper radar2novatel_trans_;
  map::HDMapInput* hdmap_input_;
  std::shared_ptr<BasePreprocessor> radar_preprocessor_;
  std::shared_ptr<BaseRadarObstaclePerception> radar_perception_;
  onboard::MsgBuffer<LocalizationEstimate> localization_subscriber_;
  std::shared_ptr<apollo::cyber::Writer<onboard::SensorFrameMessage>> writer_;
};
 
CYBER_REGISTER_COMPONENT(RadarDetectionComponent);
 
}  // namespace radar
}  // namespace perception
}  // namespace apollo