pub fn estimate_normals_with_config(
cloud: &PointCloud<Point3f>,
config: &NormalEstimationConfig,
) -> Result<PointCloud<NormalPoint3f>>
pub fn estimate_normals_with_config(
cloud: &PointCloud<Point3f>,
config: &NormalEstimationConfig,
) -> Result<PointCloud<NormalPoint3f>>