Detailed Description

Represents a 3D vector.

#include <G3D.h>

Public Member Functions
	G3DVector ()

	G3DVector (const G3DVector *pThat)
	Copies the values from pThat. More...

	G3DVector (G3DReal x, G3DReal y, G3DReal z)
	Initializes the values to <x,y,z> More...

void	add (const G3DVector *pThat)
	adds pThat to this More...

void	add (G3DReal mag, const G3DVector *pThat)
	adds mag * pThat to this More...

void	add (G3DReal dx, G3DReal dy, G3DReal dz)

void	copy (const G3DVector *pThat)
	Makes a copy of pThat. More...

void	crossProduct (G3DVector pA, G3DVector pB)
	this = pA x pB More...

void	deserialize (GDomNode *pNode)
	Load this object from a DOM. More...

G3DReal	dotProduct (const G3DVector *pThat)
	returns the dot product of this and that More...

void	fromYawAndPitch (G3DReal dYaw, G3DReal dPitch)
	dYaw and dPitch are in radians More...

bool	isEqual (const G3DVector &that) const
	Returns true iff all three elements are equal. More...

void	makeRandom (GRand *pRand)
	Picks a random vector from a spherical distribution. More...

void	multiply (G3DReal mag)
	multiplies this by mag More...

void	multiply (G3DMatrix pMatrix, G3DVector pVector)
	this = pMatrix * pVector More...

void	normalize ()
	Normalizes this vector. More...

void	planeEquation (const G3DVector pPoint1, const G3DVector pPoint2, const G3DVector pPoint3, G3DReal pOutD)
	Computes the plane equation (ax + by + cz + d = 0) of the specified triangle. this = <a, b, c> and *pOutD = d. More...

void	reflectionVector (G3DVector pRay, G3DVector pNormal)
	Sets this to the reflection of pRay on a surface with normal vector pNormal. More...

GDomNode *	serialize (GDom *pDoc) const
	Marshal this object into a DOM, which can then be converted to a variety of serial formats. More...

void	set (G3DReal x, G3DReal y, G3DReal z)
	Sets the values of this vector. More...

G3DReal	squaredDist (const G3DVector *pThat) const
	returns the squared distance between this and pThat More...

double	squaredMag () const
	returns the squared magnitude of this vector More...

void	subtract (const G3DVector *pThat)
	subtracts pThat from this More...

void	triangleNormal (const G3DVector pPoint1, const G3DVector pPoint2, const G3DVector *pPoint3)
	Sets this to the normal vector of the triangle specified by three points. More...

G3DReal *	vals ()
	Returns the vector as an array of reals. More...

void	yawAndPitch (G3DReal pYaw, G3DReal pPitch) const
	pYaw and pPitch are in radians More...

Public Attributes
G3DReal	m_vals [3]

Constructor & Destructor Documentation

GClasses::G3DVector::G3DVector ( )

inline

GClasses::G3DVector::G3DVector ( const G3DVector * pThat )

inline

Copies the values from pThat.

GClasses::G3DVector::G3DVector	(	G3DReal	x,
		G3DReal	y,
		G3DReal	z
	)

inline

Initializes the values to <x,y,z>

Member Function Documentation

void GClasses::G3DVector::add ( const G3DVector * pThat )

inline

adds pThat to this

void GClasses::G3DVector::add	(	G3DReal	mag,
		const G3DVector *	pThat
	)

inline

adds mag * pThat to this

void GClasses::G3DVector::add	(	G3DReal	dx,
		G3DReal	dy,
		G3DReal	dz
	)

inline

void GClasses::G3DVector::copy ( const G3DVector * pThat )

inline

Makes a copy of pThat.

void GClasses::G3DVector::crossProduct	(	G3DVector *	pA,
		G3DVector *	pB
	)

inline

this = pA x pB

void GClasses::G3DVector::deserialize ( GDomNode * pNode )

Load this object from a DOM.

G3DReal GClasses::G3DVector::dotProduct ( const G3DVector * pThat )

inline

returns the dot product of this and that

void GClasses::G3DVector::fromYawAndPitch	(	G3DReal	dYaw,
		G3DReal	dPitch
	)

inline

dYaw and dPitch are in radians

bool GClasses::G3DVector::isEqual ( const G3DVector & that ) const

inline

Returns true iff all three elements are equal.

void GClasses::G3DVector::makeRandom ( GRand * pRand )

Picks a random vector from a spherical distribution.

void GClasses::G3DVector::multiply ( G3DReal mag )

inline

multiplies this by mag

void GClasses::G3DVector::multiply	(	G3DMatrix *	pMatrix,
		G3DVector *	pVector
	)

this = pMatrix * pVector

void GClasses::G3DVector::normalize ( )

inline

Normalizes this vector.

void GClasses::G3DVector::planeEquation	(	const G3DVector *	pPoint1,
		const G3DVector *	pPoint2,
		const G3DVector *	pPoint3,
		G3DReal *	pOutD
	)

inline

Computes the plane equation (ax + by + cz + d = 0) of the specified triangle. this = <a, b, c> and *pOutD = d.

void GClasses::G3DVector::reflectionVector	(	G3DVector *	pRay,
		G3DVector *	pNormal
	)

Sets this to the reflection of pRay on a surface with normal vector pNormal.

GDomNode* GClasses::G3DVector::serialize ( GDom * pDoc ) const

Marshal this object into a DOM, which can then be converted to a variety of serial formats.

void GClasses::G3DVector::set	(	G3DReal	x,
		G3DReal	y,
		G3DReal	z
	)

inline

Sets the values of this vector.

G3DReal GClasses::G3DVector::squaredDist ( const G3DVector * pThat ) const

inline

returns the squared distance between this and pThat

double GClasses::G3DVector::squaredMag ( ) const

inline

returns the squared magnitude of this vector

void GClasses::G3DVector::subtract ( const G3DVector * pThat )

inline

subtracts pThat from this

void GClasses::G3DVector::triangleNormal	(	const G3DVector *	pPoint1,
		const G3DVector *	pPoint2,
		const G3DVector *	pPoint3
	)

inline

Sets this to the normal vector of the triangle specified by three points.

G3DReal* GClasses::G3DVector::vals ( )

inline

Returns the vector as an array of reals.

void GClasses::G3DVector::yawAndPitch	(	G3DReal *	pYaw,
		G3DReal *	pPitch
	)		const

*pYaw and *pPitch are in radians

Member Data Documentation

G3DReal GClasses::G3DVector::m_vals[3]

Detailed Description

Public Member Functions

Public Attributes

Constructor & Destructor Documentation

Member Function Documentation

Member Data Documentation