gazebo_ros_triggered_camera.h

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/*
 * Copyright 2017 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_TRIGGERED_CAMERA_HH
#define GAZEBO_ROS_TRIGGERED_CAMERA_HH
 
#include <mutex>
#include <string>
 
// library for processing camera data for gazebo / ros conversions
#include <gazebo/plugins/CameraPlugin.hh>
 
#include <gazebo_plugins/gazebo_ros_camera_utils.h>
 
namespace gazebo
{
  class GazeboRosTriggeredMultiCamera;
  class GazeboRosTriggeredCamera : public CameraPlugin, GazeboRosCameraUtils
  {
    public: GazeboRosTriggeredCamera();
 
    public: ~GazeboRosTriggeredCamera();
 
    public: void Load(sensors::SensorPtr _parent, sdf::ElementPtr _sdf);
 
    public: void Load(sensors::SensorPtr _parent, sdf::ElementPtr _sdf,
                      const std::string &_camera_name_suffix,
                      double _hack_baseline);
 
    protected: virtual void OnNewFrame(const unsigned char *_image,
                   unsigned int _width, unsigned int _height,
                   unsigned int _depth, const std::string &_format);
 
    protected: virtual void TriggerCamera();
 
    protected: virtual bool CanTriggerCamera();
 
    protected: event::ConnectionPtr preRenderConnection_;
 
    public: void SetCameraEnabled(const bool _enabled);
 
    protected: void PreRender();
 
    protected: int triggered = 0;
 
    protected: std::mutex mutex;
 
    friend class GazeboRosTriggeredMultiCamera;
  };
}
#endif