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Diffstat (limited to 'apps/commander/calibration_routines.h')
| -rw-r--r-- | apps/commander/calibration_routines.h | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/apps/commander/calibration_routines.h b/apps/commander/calibration_routines.h new file mode 100644 index 000000000..c5a184341 --- /dev/null +++ b/apps/commander/calibration_routines.h @@ -0,0 +1,21 @@ + +/** + * Least-squares fit of a sphere to a set of points. + * + * Fits a sphere to a set of points on the sphere surface. + * + * @param x point coordinates on the X axis + * @param y point coordinates on the Y axis + * @param z point coordinates on the Z axis + * @param size number of points + * @param max_iterations abort if maximum number of iterations have been reached. If unsure, set to 100. + * @param delta abort if error is below delta. If unsure, set to 0 to run max_iterations times. + * @param sphere_x coordinate of the sphere center on the X axis + * @param sphere_y coordinate of the sphere center on the Y axis + * @param sphere_z coordinate of the sphere center on the Z axis + * @param sphere_radius sphere radius + * + * @return 0 on success, 1 on failure + */ +int sphere_fit_least_squares(const float x[], const float y[], const float z[], + unsigned int size, unsigned int max_iterations, float delta, float *sphere_x, float *sphere_y, float *sphere_z, float *sphere_radius);
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