LibCarla/source/carla/client/Sensor.h

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// Copyright (c) 2017 Computer Vision Center (CVC) at the Universitat Autonoma
// de Barcelona (UAB).
//
// This work is licensed under the terms of the MIT license.
// For a copy, see <https://opensource.org/licenses/MIT>.
 
#pragma once
 
#include "carla/client/Actor.h"
 
#include <functional>
 
namespace carla {
namespace sensor { class SensorData; }
namespace client {
 
  class Sensor : public Actor {
  public:
 
    using CallbackFunctionType = std::function<void(SharedPtr<sensor::SensorData>)>;
 
    using Actor::Actor;
 
    /// Register a @a callback to be executed each time a new measurement is
    /// received.
    virtual void Listen(CallbackFunctionType callback) = 0;
 
    /// Stop listening for new measurements.
    virtual void Stop() = 0;
 
    /// Return whether this Sensor instance is currently listening to new data.
    virtual bool IsListening() const = 0;
  };
 
} // namespace client
} // namespace carla