File ellipsoid.h

template<class Point>
class Ellipsoid

#include <ellipsoid.h>

This class represents an ellipsoid parameterized by a point type

Template Parameters:

Point – Point type

Public Types

typedef Point PointType

typedef Point::FT NT

typedef std::vector<NT>::iterator viterator

typedef Eigen::Matrix<NT, Eigen::Dynamic, 1> VT

typedef Eigen::Matrix<NT, Eigen::Dynamic, Eigen::Dynamic> MT

Public Functions

inline Ellipsoid()

inline Ellipsoid(MT &Ain)

inline Ellipsoid(std::vector<std::vector<NT>> &Ain)

inline NT radius() const

inline VT eigenvalues() const

inline VT eigenvalues_inv() const

inline VT eigenvalues_inv_sqrt() const

inline MT eigenvectors() const

inline unsigned int dimensions() const

inline MT Lcov() const

inline VT mult_Lcov(VT const &x) const

inline void print() const

inline NT mat_mult(Point const &p) const

inline VT vec_mult(VT const &b) const

inline NT log_volume() const

inline void scale(NT scale_factor)

inline int is_in(Point const &p) const

inline std::pair<NT, NT> line_intersect(Point const &r, Point const &v) const

inline std::pair<NT, NT> line_intersect(Point const &r, Point const &v, const VT &Ar, const VT &Av) const

inline std::pair<NT, NT> line_intersect(Point const &r, Point const &v, VT &Ar, VT &Av, NT &lambda_prev) const

inline std::pair<NT, int> line_positive_intersect(Point const &r, Point const &v) const

inline std::pair<NT, int> line_positive_intersect(Point const &r, Point const &v, VT &Ar, VT &Av) const

inline std::pair<NT, int> line_positive_intersect(Point const &r, Point const &v, VT &Ar, VT &Av, NT const &lambda_prev) const

inline std::pair<NT, NT> line_intersect_coord(Point const &r, const unsigned int rand_coord) const

inline std::pair<NT, NT> line_intersect_coord(Point const &r, unsigned int const &rand_coord, VT &lamdas) const

inline std::pair<NT, NT> line_intersect_coord(Point const &r, Point const &r_prev, unsigned int const &rand_coord, unsigned int const &rand_coord_prev, VT &lamdas) const

inline void compute_reflection(Point &v, Point const &p) const

template<typename update_parameters>
inline void compute_reflection(Point &v, Point const &p, update_parameters &params) const

Private Members

MT A

unsigned int _dim

MT _L_cov

VT _eigen_values

VT _eigen_values_inv

VT _eigen_values_inv_sqrt

MT _Eigen_Vectors