depth_image_octomap_updater.h

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/* Author: Ioan Sucan */
 
#pragma once
 
#include <ros/ros.h>
#include <tf2_ros/buffer.h>
#include <moveit/occupancy_map_monitor/occupancy_map_updater.h>
#include <moveit/mesh_filter/mesh_filter.h>
#include <moveit/mesh_filter/stereo_camera_model.h>
#include <moveit/lazy_free_space_updater/lazy_free_space_updater.h>
#include <image_transport/image_transport.h>
#include <memory>
 
namespace occupancy_map_monitor
{
class DepthImageOctomapUpdater : public OccupancyMapUpdater
{
public:
  DepthImageOctomapUpdater();
  ~DepthImageOctomapUpdater() override;
 
  bool setParams(XmlRpc::XmlRpcValue& params) override;
  bool initialize() override;
  void start() override;
  void stop() override;
  ShapeHandle excludeShape(const shapes::ShapeConstPtr& shape) override;
  void forgetShape(ShapeHandle handle) override;
 
private:
  void depthImageCallback(const sensor_msgs::ImageConstPtr& depth_msg, const sensor_msgs::CameraInfoConstPtr& info_msg);
  bool getShapeTransform(mesh_filter::MeshHandle h, Eigen::Isometry3d& transform) const;
  void stopHelper();
 
  ros::NodeHandle nh_;
  std::shared_ptr<tf2_ros::Buffer> tf_buffer_;
  image_transport::ImageTransport input_depth_transport_;
  image_transport::ImageTransport model_depth_transport_;
  image_transport::ImageTransport filtered_depth_transport_;
  image_transport::ImageTransport filtered_label_transport_;
 
  image_transport::CameraSubscriber sub_depth_image_;
  image_transport::CameraPublisher pub_model_depth_image_;
  image_transport::CameraPublisher pub_filtered_depth_image_;
  image_transport::CameraPublisher pub_filtered_label_image_;
 
  ros::Time last_update_time_;
 
  std::string filtered_cloud_topic_;
  std::string ns_;
  std::string sensor_type_;
  std::string image_topic_;
  std::size_t queue_size_;
  double near_clipping_plane_distance_;
  double far_clipping_plane_distance_;
  double shadow_threshold_;
  double padding_scale_;
  double padding_offset_;
  double max_update_rate_;
  unsigned int skip_vertical_pixels_;
  unsigned int skip_horizontal_pixels_;
 
  unsigned int image_callback_count_;
  double average_callback_dt_;
  unsigned int good_tf_;
  unsigned int failed_tf_;
 
  std::unique_ptr<mesh_filter::MeshFilter<mesh_filter::StereoCameraModel> > mesh_filter_;
  std::unique_ptr<LazyFreeSpaceUpdater> free_space_updater_;
 
  std::vector<float> x_cache_, y_cache_;
  double inv_fx_, inv_fy_, K0_, K2_, K4_, K5_;
  std::vector<unsigned int> filtered_labels_;
  ros::WallTime last_depth_callback_start_;
};
}  // namespace occupancy_map_monitor