Triangle Class Reference

#include <Triangle.h>

List of all members.

Public Member Functions
	Triangle ()
virtual	~Triangle ()
Vector &	getNormal ()
void	setPointComponents (const float ptA1, const float ptA2, const float ptA3, Vector &normalA, const float ptB1, const float ptB2, const float ptB3, Vector &normalB, const float ptC1, const float ptC2, const float ptC3, Vector &normalC)
bool	pointInBoundingBox (const Vector &pt)
bool	pointInTriangle (const Vector &pt)
virtual bool	rayIntersect (const Line &ray, Vector &intersectPt, Vector &intersectN, float &intersectDist, const bool checkPtOnLine=true)
virtual bool	sphereIntersect (Vector &sphereCentre, float &sphereRadius, Vector &intersectPt, Vector &intersectN, float &intersectDist)
Protected Types
enum	largestNormalPart { scalarX, scalarY, scalarZ }
Protected Member Functions
void	calcNormal ()
void	calcLargest ()
Protected Attributes
enum Triangle::largestNormalPart	largest_
Vector	ptA_
Vector	ptB_
Vector	ptC_
Vector	faceN_

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Detailed Description

Definition at line 31 of file Triangle.h.

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Member Enumeration Documentation

enum Triangle::largestNormalPart [protected]

Enumerator:

scalarX
scalarY
scalarZ

Definition at line 64 of file Triangle.h.

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Constructor & Destructor Documentation

Triangle::Triangle

(

)

Definition at line 34 of file Triangle.cpp.

Triangle::~Triangle

(

)

[virtual]

Definition at line 39 of file Triangle.cpp.

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Member Function Documentation

Vector& Triangle::getNormal

(

)

[inline]

Definition at line 37 of file Triangle.h.

References faceN_.

void Triangle::setPointComponents	(	const float	ptA1,
		const float	ptA2,
		const float	ptA3,
		Vector &	normalA,
		const float	ptB1,
		const float	ptB2,
		const float	ptB3,
		Vector &	normalB,
		const float	ptC1,
		const float	ptC2,
		const float	ptC3,
		Vector &	normalC
	)

Definition at line 44 of file Triangle.cpp.

References calcLargest(), faceN_, Vector::initialise(), ptA_, ptB_, and ptC_.

bool Triangle::pointInBoundingBox

(

const Vector &

pt

)

Definition at line 78 of file Triangle.cpp.

References MAX, MIN, ptA_, ptB_, and ptC_.

Referenced by rayIntersect().

bool Triangle::pointInTriangle

(

const Vector &

pt

)

Definition at line 95 of file Triangle.cpp.

References largest_, ptA_, ptB_, ptC_, scalarX, scalarY, and scalarZ.

Referenced by rayIntersect().

bool Triangle::rayIntersect	(	const Line &	ray,
		Vector &	intersectPt,
		Vector &	intersectN,
		float &	intersectDist,
		const bool	checkPtOnLine = true
	)			[virtual]

Definition at line 156 of file Triangle.cpp.

References Vector::dotP(), faceN_, Line::getDirection(), Line::getStart(), pointInBoundingBox(), pointInTriangle(), and ptA_.

Referenced by sphereIntersect().

bool Triangle::sphereIntersect	(	Vector &	sphereCentre,
		float &	sphereRadius,
		Vector &	intersectPt,
		Vector &	intersectN,
		float &	intersectDist
	)			[virtual]

Definition at line 195 of file Triangle.cpp.

References faceN_, and rayIntersect().

void Triangle::calcNormal

(

)

[protected]

void Triangle::calcLargest

(

)

[protected]

Definition at line 62 of file Triangle.cpp.

References faceN_, largest_, scalarX, scalarY, and scalarZ.

Referenced by setPointComponents().

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Member Data Documentation

enum Triangle::largestNormalPart Triangle::largest_ [protected]

Referenced by calcLargest(), and pointInTriangle().

Vector Triangle::ptA_ [protected]

Definition at line 71 of file Triangle.h.

Referenced by pointInBoundingBox(), pointInTriangle(), rayIntersect(), and setPointComponents().

Vector Triangle::ptB_ [protected]

Definition at line 71 of file Triangle.h.

Referenced by pointInBoundingBox(), pointInTriangle(), and setPointComponents().

Vector Triangle::ptC_ [protected]

Definition at line 71 of file Triangle.h.

Referenced by pointInBoundingBox(), pointInTriangle(), and setPointComponents().

Vector Triangle::faceN_ [protected]

Definition at line 72 of file Triangle.h.

Referenced by calcLargest(), getNormal(), rayIntersect(), setPointComponents(), and sphereIntersect().

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

• src/common/common/Triangle.h
• src/common/common/Triangle.cpp

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