Ring Class Reference

Implements a disk or ring primitive. More...

#include <Ring.h>

Inherits Primitive.

Public Member Functions
	Ring (Material *material, const Point &center, const Vector &n, const double r1, const double r2=0.0)
virtual	~Ring ()
virtual void	getBounds (BoundingBox &bbox) const
virtual void	intersect (HitRecord &hit, const RenderContext &context, const Ray &ray) const
	Intersect ray with primitive.
virtual void	normal (Vector &normal, const RenderContext &context, const Point &hitpos, const Ray &ray, const HitRecord &hit) const
	Return normal for the hit location. Generally called after all ray-geometry intersection to get the normal for the hit point.

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Detailed Description

Implements a disk or ring primitive.

Definition at line 19 of file Ring.h.

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Constructor & Destructor Documentation

Ring (  Material *  material, const Point &  center, const Vector &  n, const double  r1, const double  r2 = 0.0 )

Definition at line 14 of file Ring.cc. References Dot(), and Vector::normalize().

~Ring (   )  [virtual]

Definition at line 24 of file Ring.cc.

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Member Function Documentation

void getBounds (  BoundingBox &  bbox  )  const [virtual]

Implements Object. Definition at line 53 of file Ring.cc. References BoundingBox::extend().

void intersect (  HitRecord &  hit, const RenderContext &  context, const Ray &  ray )  const [virtual]

Intersect ray with primitive. Implements Primitive. Definition at line 28 of file Ring.cc. References Ray::direction(), Dot(), HitRecord::hit(), Vector::length2(), Primitive::matl, and Ray::origin().

void normal (  Vector &  normal, const RenderContext &  context, const Point &  hitpos, const Ray &  ray, const HitRecord &  hit )  const [virtual]

Return normal for the hit location. Generally called after all ray-geometry intersection to get the normal for the hit point. Implements Primitive. Definition at line 47 of file Ring.cc.

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

• Ring.h
• Ring.cc

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