Triangle Class Reference

#include <Triangle.h>

Inheritance diagram for Triangle:

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Detailed Description

Inherits from Primitive. This class represents a simple triangle.

Definition at line 16 of file Triangle.h.

Public Member Functions
	Triangle (Vector3D a, Vector3D b, Vector3D c)
	The constructor of the triangle.
virtual	~Triangle ()
	Destructor.
bool	Intersect (Ray &ray)
	computes a ray triangle intersection.
virtual Vector3D	GetNormal (Ray &ray)
	Gets the normal of the triangle.
Private Member Functions
Box	CalcBounds ()
	Calculates the bounding box of that triangle.
Private Attributes
Vector3D	a
	The first point of the triangle.
Vector3D	b
	The seconf point of the triangle.
Vector3D	c
	The third point of the triangle.

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Constructor & Destructor Documentation

Triangle::Triangle	(	Vector3D	a,
		Vector3D	b,
		Vector3D	c
	)			[inline]

The constructor of the triangle.

Definition at line 60 of file Triangle.h.

virtual Triangle::~Triangle

(

)

[inline, virtual]

Destructor.

Definition at line 65 of file Triangle.h.

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Member Function Documentation

Box Triangle::CalcBounds

(

)

[inline, private, virtual]

Calculates the bounding box of that triangle.

Returns:

The bounding box.

Implements Primitive.

Definition at line 43 of file Triangle.h.

References a, b, Primitive::bounds, c, and Box::Extend().

bool Triangle::Intersect

(

Ray &

ray

)

[inline, virtual]

computes a ray triangle intersection.

Parameters:

ray

The ray to test intersection with.

Returns:

True iff the ray hits the surface, false otherwise.

Implements Primitive.

Definition at line 75 of file Triangle.h.

References a, b, c, Cross(), Ray::dir, Dot(), Epsilon, Ray::hit, Ray::org, Ray::t, Ray::u, and Ray::v.

Vector3D Triangle::GetNormal

(

Ray &

ray

)

[inline, virtual]

Gets the normal of the triangle.

Returns:

The normal.

Implements Primitive.

Reimplemented in SmoothTriangle.

Definition at line 116 of file Triangle.h.

References a, b, c, Cross(), and Vector3D::Normalized().

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Field Documentation

Vector3D Triangle::a [private]

The first point of the triangle.

Vector3D a

Definition at line 24 of file Triangle.h.

Referenced by CalcBounds(), GetNormal(), and Intersect().

Vector3D Triangle::b [private]

The seconf point of the triangle.

Vector3D b

Definition at line 30 of file Triangle.h.

Referenced by CalcBounds(), GetNormal(), and Intersect().

Vector3D Triangle::c [private]

The third point of the triangle.

Vector3D c

Definition at line 36 of file Triangle.h.

Referenced by CalcBounds(), GetNormal(), and Intersect().

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

• /Users/sw/uni/computer graphics/macsrt/librt/Triangle.h

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