hermes::Line2 Class Reference

Represents a 2D line by a point and a vector. More...

Public Member Functions
	Line2 (point2 _a, vec2 _d)
point2	operator() (float t) const
vec2	direction () const
float	projection (point2 p) const
point2	closestPoint (point2 p) const

Public Attributes
point2	a
	line point
vec2	d
	line direction

Friends
std::ostream &	operator<< (std::ostream &os, const Line2 &p)

Detailed Description

Represents a 2D line by a point and a vector.

Constructor & Destructor Documentation

Line2()

hermes::Line2::Line2 ( point2  _a, vec2  _d  )

inline

Parameters

_a	line point
_d	direction

Member Function Documentation

closestPoint()

point2 hermes::Line2::closestPoint ( point2  p ) const

inline

Parameters

p

point

Returns

closest point in line from p

direction()

vec2 hermes::Line2::direction ( ) const

inline

Returns

unit vector representing line direction

operator()()

point2 hermes::Line2::operator() ( float  t ) const

inline

Parameters

t	parametric coordinate

Returns

euclidean point from parametric coordinate t

projection()

float hermes::Line2::projection ( point2  p ) const

inline

Parameters

p

point

Returns

parametric coordinate of p projection into line

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The documentation for this class was generated from the following file:

• hermes/geometry/line.h