Ray2 Class Reference

A ray characterized by its origin an unit direction vector. More...

#include <ray.h>

Public Member Functions
	Ray2 ()
	Empty.
	Ray2 (const Vector2 &, const Vector2 &)
	Creates a ray.
	Ray2 (const Ray &)
	Creates a ray.
	~Ray2 ()
	Empty.
Vector2	operator() (const double &) const
	Computes the location of a vertex along the ray.
Vector2	Origin () const
	Return the origin of the ray.
Vector2	Direction () const
	Return the direction of the ray.
Ray2	InverseTransform (const Frame2 &) const
	Transform a ray.

Protected Attributes
Vector2	c = Vector2::Null
	Origin of the ray.
Vector2	n = Vector2::X
	Direction.

Friends
std::ostream &	operator<< (std::ostream &s, const Ray2 &ray)
	Overloaded.

Detailed Description

A ray characterized by its origin an unit direction vector.

Constructor & Destructor Documentation

Ray2() [1/2]

Ray2::Ray2 ( const Vector2 & p, const Vector2 & d )

inlineexplicit

Creates a ray.

See also

Ray::Ray

Parameters

p	Origin.
d	Direction (should be unit vector).

Ray2() [2/2]

Ray2::Ray2 ( const Ray & ray )

inlineexplicit

Creates a ray.

The direction is normalized automatically.

Parameters

ray	Ray in three dimensions.

Member Function Documentation

InverseTransform()

Ray2 Ray2::InverseTransform

(

const Frame2 &

frame

)

const

Transform a ray.

Parameters

frame

The frame.

operator()()

Vector2 Ray2::operator() ( const double & t ) const

inline

Computes the location of a vertex along the ray.

Parameters

t	Parameter.

Friends And Related Symbol Documentation

operator<<

std::ostream & operator<< ( std::ostream & s, const Ray2 & ray )

friend

Overloaded.

Parameters

s	Stream.
ray	The ray.