Method diagonal

python/include/Eigen/src/Geometry/AlignedBox.h:134–135

    * will provide it.
    */
  EIGEN_DEVICE_FUNC inline CwiseBinaryOp< internal::scalar_difference_op<Scalar,Scalar>, const VectorType, const VectorType> diagonal() const
  { return sizes(); }

  /** \returns the vertex of the bounding box at the corner defined by
    * the corner-id corner. It works only for a 1D, 2D or 3D bounding box.