imu_measurement_type.h

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// Copyright (C) 2021 Christian Brommer, Control of Networked Systems, University of Klagenfurt, Austria.
//
// All rights reserved.
//
// This software is licensed under the terms of the BSD-2-Clause-License with
// no commercial use allowed, the full terms of which are made available
// in the LICENSE file. No license in patents is granted.
//
// You can contact the author at <christian.brommer@ieee.org>
 
#ifndef IMU_MEASUREMENT_TYPE_H
#define IMU_MEASUREMENT_TYPE_H
 
#include <mars/sensors/measurement_base_class.h>
#include <Eigen/Dense>
#include <utility>
 
namespace mars
{
class IMUMeasurementType : public BaseMeas
{
public:
  EIGEN_MAKE_ALIGNED_OPERATOR_NEW
 
  Eigen::Vector3d linear_acceleration_{ 0, 0, 0 };
  Eigen::Vector3d angular_velocity_{ 0, 0, 0 };
 
  IMUMeasurementType() = default;
 
  IMUMeasurementType(Eigen::Vector3d linear_acceleration, Eigen::Vector3d angular_velocity)
    : linear_acceleration_(std::move(linear_acceleration)), angular_velocity_(std::move(angular_velocity))
  {
  }
 
  bool operator==(const IMUMeasurementType& rhs) const
  {
    return (linear_acceleration_ == rhs.linear_acceleration_ && angular_velocity_ == rhs.angular_velocity_);
  }
 
  bool operator!=(const IMUMeasurementType& rhs) const
  {
    return !(*this == rhs);
  }
 
  static std::string get_csv_state_header_string()
  {
    std::stringstream os;
    os << "t, ";
    os << "a_x, a_y, a_z, ";
    os << "w_x, w_y, w_z";
 
    return os.str();
  }
 
  std::string to_csv_string(const double& timestamp) const
  {
    std::stringstream os;
    os.precision(17);
    os << timestamp;
 
    os << ", " << linear_acceleration_(0) << ", " << linear_acceleration_(1) << ", " << linear_acceleration_(2);
    os << ", " << angular_velocity_(0) << ", " << angular_velocity_(1) << ", " << angular_velocity_(2);
 
    return os.str();
  }
};
}  // namespace mars
#endif  // IMU_MEASUREMENT_TYPE_H