pxmlw6n2f/Gazebo_Distributed_MPI/plugins/ElevatorPlugin.hh

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2019-04-18 10:27:54 +08:00
/*
* 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_ELEVATOR_PLUGIN_HH_
#define _GAZEBO_ELEVATOR_PLUGIN_HH_
#include <string>
#include <sdf/sdf.hh>
#include <gazebo/msgs/msgs.hh>
#include <gazebo/common/UpdateInfo.hh>
#include <gazebo/common/Plugin.hh>
#include <gazebo/util/system.hh>
namespace gazebo
{
/// Forward declare private data.
class ElevatorPluginPrivate;
/// \brief Plugin to control a elevator. This plugin will listen for
/// door and lift events on a specified topic.
///
/// \verbatim
/// <plugin filename="libElevatorPlugin.so" name="elevator_plugin">
/// <lift_joint>elevator::lift</lift_joint>
/// <door_joint>elevator::door</door_joint>
/// <floor_height>3.075</floor_height>
///
/// <!-- Time the elevator door will stay open in seconds -->
/// <door_wait_time>5</door_wait_time>
///
/// <topic>~/elevator</topic>
/// </plugin>
/// \endverbatim
///
/// See worlds/elevator.world for a complete example.
class GAZEBO_VISIBLE ElevatorPlugin : public ModelPlugin
{
/// \brief Constructor.
public: ElevatorPlugin();
/// \brief Destructor.
public: ~ElevatorPlugin();
// Documentation inherited
public: virtual void Load(physics::ModelPtr _model, sdf::ElementPtr _sdf);
// Documentation inherited
public: virtual void Reset();
/// \brief Move to a particular floor.
/// \param[in] _floor Number of the floor to move the elevator to.
public: void MoveToFloor(const int _floor);
/// \brief Update the plugin once every iteration of simulation.
/// \param[in] _info Update information provided by the server.
private: void Update(const common::UpdateInfo &_info);
/// \brief Receives messages on the elevator's topic.
/// \param[in] _msg The string message that contains a command.
private: void OnElevator(ConstGzStringPtr &_msg);
/// \brief Private data pointer
private: ElevatorPluginPrivate *dataPtr;
};
}
#endif