//! PointNet++ module for hierarchical 3D point cloud learning.
//!
//! Provides Farthest Point Sampling, Ball Query, K-Nearest Neighbors,
//! Set Abstraction layers, Feature Propagation layers, and the full
//! PointNet++ backbone for 3D object detection.
//!
//! # References
//! - Qi et al., "PointNet++: Deep Hierarchical Feature Learning on Point Sets
//! in a Metric Space", NeurIPS 2017.
pub use ;
pub use ;
pub use ;
pub use ;