gazebo_ros_laser.h

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/*
 * Copyright 2012 Open Source Robotics Foundation
 *
 * 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.
 *
*/
 
#ifndef GAZEBO_ROS_LASER_HH
#define GAZEBO_ROS_LASER_HH
 
#include <string>
 
#include <boost/bind.hpp>
#include <boost/thread.hpp>
 
#include <ros/ros.h>
#include <ros/advertise_options.h>
#include <sensor_msgs/LaserScan.h>
 
#include <sdf/Param.hh>
#include <gazebo/physics/physics.hh>
#include <gazebo/transport/TransportTypes.hh>
#include <gazebo/msgs/MessageTypes.hh>
#include <gazebo/common/Time.hh>
#include <gazebo/common/Plugin.hh>
#include <gazebo/common/Events.hh>
#include <gazebo/sensors/SensorTypes.hh>
#include <gazebo/plugins/RayPlugin.hh>
#include <gazebo_plugins/gazebo_ros_utils.h>
 
#include <gazebo_plugins/PubQueue.h>
 
namespace gazebo
{
  class GazeboRosLaser : public RayPlugin
  {
    public: GazeboRosLaser();
 
    public: ~GazeboRosLaser();
 
    public: void Load(sensors::SensorPtr _parent, sdf::ElementPtr _sdf);
 
    private: int laser_connect_count_;
    private: void LaserConnect();
    private: void LaserDisconnect();
 
    // Pointer to the model
    GazeboRosPtr gazebo_ros_;
    private: std::string world_name_;
    private: physics::WorldPtr world_;
    private: sensors::RaySensorPtr parent_ray_sensor_;
 
    private: ros::NodeHandle* rosnode_;
    private: ros::Publisher pub_;
    private: PubQueue<sensor_msgs::LaserScan>::Ptr pub_queue_;
 
    private: std::string topic_name_;
 
    private: std::string frame_name_;
 
    private: std::string tf_prefix_;
 
    private: std::string robot_namespace_;
 
    // deferred load in case ros is blocking
    private: sdf::ElementPtr sdf;
    private: void LoadThread();
    private: boost::thread deferred_load_thread_;
 
    private: gazebo::transport::NodePtr gazebo_node_;
    private: gazebo::transport::SubscriberPtr laser_scan_sub_;
    private: void OnScan(ConstLaserScanStampedPtr &_msg);
 
    private: PubMultiQueue pmq;
  };
}
#endif