NoiseManager.h

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/*
 * OpenVINS: An Open Platform for Visual-Inertial Research
 * Copyright (C) 2018-2023 Patrick Geneva
 * Copyright (C) 2018-2023 Guoquan Huang
 * Copyright (C) 2018-2023 OpenVINS Contributors
 * Copyright (C) 2018-2019 Kevin Eckenhoff
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <https://www.gnu.org/licenses/>.
 */
 
#ifndef OV_MSCKF_NOISEMANAGER_H
#define OV_MSCKF_NOISEMANAGER_H
 
#include <math.h>
 
#include "utils/print.h"
 
namespace ov_msckf {
 
struct NoiseManager {
 
  double sigma_w = 1.6968e-04;
 
  double sigma_w_2 = pow(1.6968e-04, 2);
 
  double sigma_wb = 1.9393e-05;
 
  double sigma_wb_2 = pow(1.9393e-05, 2);
 
  double sigma_a = 2.0000e-3;
 
  double sigma_a_2 = pow(2.0000e-3, 2);
 
  double sigma_ab = 3.0000e-03;
 
  double sigma_ab_2 = pow(3.0000e-03, 2);
 
  void print() {
    PRINT_DEBUG("  - gyroscope_noise_density: %.6f\n", sigma_w);
    PRINT_DEBUG("  - accelerometer_noise_density: %.5f\n", sigma_a);
    PRINT_DEBUG("  - gyroscope_random_walk: %.7f\n", sigma_wb);
    PRINT_DEBUG("  - accelerometer_random_walk: %.6f\n", sigma_ab);
  }
};
 
} // namespace ov_msckf
 
#endif // OV_MSCKF_NOISEMANAGER_H