Point Struct Reference

A point on the source or image plane that contains a position and the lensing quantities. More...

#include <point.h>

Inheritance diagram for Point:

Collaboration diagram for Point:

Public Member Functions
	Point ()
	Point (const Point_2d &p)
	Point (PosType x, PosType y)
PosType *	ptr_y ()
Point	operator= (const Point_2d &p)
	Only copies position!!
KappaType	invmag () const
KappaType	gamma1 () const
KappaType	gamma2 () const
KappaType	gamma3 () const
KappaType	kappa () const
double	flux ()
	surface_brightness * gridsize * gridsize
void	Print ()
	print out all member data for testing purposes
bool	inverted ()
	returns true if the image is double inverted, At very low magnification or when there is a rotation this can fail.
Public Member Functions inherited from Point_2d
	Point_2d (double x1, double x2)
	Point_2d (const Point_2d &p)
Point_2d &	operator= (const Point_2d &p)
	Point_2d (const PosType *p)
bool	operator== (const Point_2d &p) const
bool	operator!= (const Point_2d &p) const
Point_2d	operator+ (const Point_2d &p) const
Point_2d	operator- (const Point_2d &p) const
Point_2d &	operator+= (const Point_2d &p)
Point_2d &	operator-= (const Point_2d &p)
Point_2d &	operator/= (PosType value)
Point_2d	operator/ (PosType value) const
Point_2d &	operator*= (PosType value)
Point_2d	operator* (PosType value) const
PosType	operator* (const Point_2d &p) const
	scalar product
PosType	operator^ (const Point_2d &p) const
	outer product
PosType	length () const
	length
PosType	length_sqr () const
	length^2
void	rotate (PosType theta)
Point_2d	rotated (PosType theta) const
	returns a copy of the point that it rotated
void	unitize ()
	rescale to make a unit length vector
Point_2d	unit () const
	rescale to make a unit length vector
PosType *	data ()
PosType &	operator[] (size_t i)
const PosType &	operator[] (size_t i) const

Static Public Member Functions
static bool	orderX (Point *p1, Point *p2)
static bool	orderXrev (Point *p1, Point *p2)
static bool	orderY (Point *p1, Point *p2)
static bool	orderYrev (Point *p1, Point *p2)

Public Attributes
Point *	next =nullptr
Point *	prev =nullptr
Point *	image =nullptr
unsigned long	id =0
unsigned long	head =0
Boo	in_image
double	dt
Matrix2x2< KappaType >	A
double	gridsize
float	surface_brightness
Branch *	leaf
bool	flag
Public Attributes inherited from Point_2d
PosType	x [2]

Detailed Description

A point on the source or image plane that contains a position and the lensing quantities.

Constructor & Destructor Documentation

Point()

Point::Point

(

)

Gives each branch a unique number even if branches are destroed.

---

The documentation for this struct was generated from the following files:

• SLsimLib/include/point.h
• SLsimLib/TreeCode_link/Tree.cpp