pxmlw6n2f/Gazebo_Distributed_TCP/gazebo/sensors/LogicalCameraSensor.hh

114 lines
3.7 KiB
C++

/*
* Copyright (C) 2015 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_LOGICAL_CAMERASENSOR_HH_
#define _GAZEBO_LOGICAL_CAMERASENSOR_HH_
#include <memory>
#include <string>
#include <sdf/sdf.hh>
#include "gazebo/sensors/Sensor.hh"
#include "gazebo/util/system.hh"
namespace gazebo
{
namespace sensors
{
// Forward declare private data class
class LogicalCameraSensorPrivate;
/// \addtogroup gazebo_sensors Sensors
/// \{
/// \class LogicalCameraSensor LogicalCameraSensor.hh sensors/sensors.hh
/// \brief A camera sensor that reports locations of objects instead
/// of rendering a scene. This camera finds models in the sensor's
/// vicinity, and transmits information about the models on the sensor's
/// topic.
class GAZEBO_VISIBLE LogicalCameraSensor : public Sensor
{
/// \brief Constructor
public: LogicalCameraSensor();
/// \brief Destructor
public: virtual ~LogicalCameraSensor();
// Documentation inherited
public: virtual void Load(const std::string &_worldName,
sdf::ElementPtr _sdf);
// Documentation inherited
public: virtual void Load(const std::string &_worldName);
// Documentation inherited
public: virtual void Init();
// Documentation inherited
// Remove this in gazebo8.
public: virtual std::string GetTopic() const;
/// \brief Get the near distance. This is the distance from the
/// frustum's vertex to the closest plane.
/// \return Near distance.
public: double Near() const;
/// \brief Get the far distance. This is the distance from the
/// frustum's vertex to the farthest plane.
/// \return Far distance.
public: double Far() const;
/// \brief Get the horizontal field of view. The field of view is the
/// angle between the frustum's vertex and the edges of the near or far
/// plane. This value represents the horizontal angle.
/// \return The field of view.
public: ignition::math::Angle HorizontalFOV() const;
/// \brief Get the aspect ratio, which is the width divided by height
/// of the near or far planes.
/// \return The frustum's aspect ratio.
public: double AspectRatio() const;
/// \brief Get the latest image. An image is an instance of
/// msgs::LogicalCameraImage, which contains a list of detected models.
/// \return List of detected models.
public: msgs::LogicalCameraImage Image() const;
// Documentation inherited
protected: virtual bool UpdateImpl(const bool _force);
// \brief Finalize the logical camera
protected: virtual void Fini();
// Documentation inherited
public: virtual bool IsActive() const;
// Documentation inherited.
// Move this to the public section in gazebo8. Basically move this
// function up in this file to be grouped with other public functions
// per the Gazebo style guide. This should replace the GetTopic
// function.
public: virtual std::string Topic() const;
// \internal
// \brief Private data pointer
private: std::unique_ptr<LogicalCameraSensorPrivate> dataPtr;
};
/// \}
}
}
#endif