imu_filter.h

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/* Copyright (c) 2017, United States Government, as represented by the
 * Administrator of the National Aeronautics and Space Administration.
 *
 * All rights reserved.
 *
 * The Astrobee platform is 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 IMU_INTEGRATION_IMU_FILTER_H_
#define IMU_INTEGRATION_IMU_FILTER_H_
 
#include <imu_integration/filter.h>
#include <imu_integration/imu_filter.h>
#include <imu_integration/imu_filter_params.h>
#include <localization_measurements/imu_measurement.h>
 
#include <boost/optional.hpp>
 
#include <memory>
 
namespace imu_integration {
class ImuFilter {
 public:
  explicit ImuFilter(const ImuFilterParams& params);
  // Returns filtered measurement if one is available
  boost::optional<localization_measurements::ImuMeasurement> AddMeasurement(
    const localization_measurements::ImuMeasurement& imu_measurement);
 
 private:
  // Acceleration Filters
  std::unique_ptr<Filter> acceleration_x_filter_;
  std::unique_ptr<Filter> acceleration_y_filter_;
  std::unique_ptr<Filter> acceleration_z_filter_;
  // Angular Velocity Filters
  std::unique_ptr<Filter> angular_velocity_x_filter_;
  std::unique_ptr<Filter> angular_velocity_y_filter_;
  std::unique_ptr<Filter> angular_velocity_z_filter_;
};
}  // namespace imu_integration
 
#endif  // IMU_INTEGRATION_IMU_FILTER_H_