Lidar.hh

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/*
 * Copyright (C) 2018 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 IGNITION_SENSORS_LIDAR_HH_
#define IGNITION_SENSORS_LIDAR_HH_

#include <memory>
#include <string>
#include <vector>

#include <ignition/common/SuppressWarning.hh>
#include <ignition/common/Event.hh>

#include "ignition/sensors/lidar/Export.hh"
#include "ignition/sensors/RenderingSensor.hh"

namespace ignition
{
  namespace sensors
  {
    // Inline bracket to help doxygen filtering.
    inline namespace IGNITION_SENSORS_VERSION_NAMESPACE {
    //
    class LidarPrivate;

    class IGNITION_SENSORS_LIDAR_VISIBLE Lidar : public RenderingSensor
    {
      public: Lidar();

      public: virtual ~Lidar();

      public: virtual bool Update(const common::Time &_now) override;

      public: void ApplyNoise();

      public: virtual bool PublishLidarScan(const common::Time &_now);

      public: virtual bool Load(const sdf::Sensor &_sdf) override;

      public: virtual bool Load(sdf::ElementPtr _sdf) override;

      public: virtual bool Init() override;

      public: void SetParent(const std::string &_parent) override;

      public: virtual bool CreateLidar();

      protected: virtual void Fini();

      public: ignition::math::Angle AngleMin() const;

      public: void SetAngleMin(const double _angle);

      public: ignition::math::Angle AngleMax() const;

      public: void SetAngleMax(const double _angle);

      public: double AngleResolution() const;

      public: double RangeMin() const;

      public: double RangeMax() const;

      public: double RangeResolution() const;

      public: unsigned int RayCount() const;

      public: unsigned int RangeCount() const;

      public: unsigned int VerticalRayCount() const;

      public: unsigned int VerticalRangeCount() const;

      public: ignition::math::Angle VerticalAngleMin() const;

      public: void SetVerticalAngleMin(const double _angle);

      public: ignition::math::Angle VerticalAngleMax() const;

      public: void SetVerticalAngleMax(const double _angle);

      public: double VerticalAngleResolution() const;

      public: double Range(const int _index) const;

      public: void Ranges(std::vector<double> &_ranges) const;

      public: double Retro(const int _index) const;

      public: int Fiducial(const unsigned int _index) const;

      public: bool IsHorizontal() const;

      public: double RayCountRatio() const;

      public: double RangeCountRatio() const;

      public: double HorzFOV() const;

      public: double VertFOV() const;

      // Documentation inherited
      public: virtual bool IsActive() const;

      IGN_COMMON_WARN_IGNORE__DLL_INTERFACE_MISSING
      public: mutable std::mutex lidarMutex;
      IGN_COMMON_WARN_RESUME__DLL_INTERFACE_MISSING

      public: float *laserBuffer = nullptr;

      public: bool initialized = false;

      public: virtual ignition::common::ConnectionPtr ConnectNewLidarFrame(
          std::function<void(const float *_scan, unsigned int _width,
                  unsigned int _heighti, unsigned int _channels,
                  const std::string &/*_format*/)> _subscriber);

      IGN_COMMON_WARN_IGNORE__DLL_INTERFACE_MISSING
      private: std::unique_ptr<LidarPrivate> dataPtr;
      IGN_COMMON_WARN_RESUME__DLL_INTERFACE_MISSING
    };
    }
  }
}

#endif