GLFX::Vec4 Struct Reference

#include <glfxvec.h>

List of all members.

Public Member Functions
	Vec4 (const float *v)
	Vec4 (const Vec4 &v)
	Vec4 (const Vec3 &v, float w)
	Vec4 (float x, float y, float z, float w)
	Vec4 (float f)
	operator float * ()
	operator const float * () const
	operator Vec3 () const
	operator const Vec3 & () const
float &	operator[] (int n)
Vec4 &	operator= (const Vec4 &v)
Vec4 &	operator *= (const Vec4 &v)
Vec4 &	operator/= (const Vec4 &v)
Vec4 &	operator+= (const Vec4 &v)
Vec4 &	operator-= (const Vec4 &v)
Vec3 &	N ()
const Vec3 &	N () const
bool	Equal (const Vec4 &v) const
bool	NotEqual (const Vec4 &v) const
float	Eval (const Vec3 &point) const
bool	Coplanar (const Vec4 &v) const
bool	RayIntersect (Vec3 &out, const Vec3 &org, const Vec3 &dir) const
bool	LineIntersect (Vec3 &out, const Vec3 &beg, const Vec3 &end) const
Vec3	MirrorPoint (const Vec3 &point) const
Vec3	MirrorVector (const Vec3 &point) const
Vec4	MirrorPlane (const Vec4 &plane) const
Vec3	ProjectPoint (const Vec3 &point) const
bool	PointOnPlane (const Vec3 &point) const
Public Attributes
float	x
float	y
float	z
float	w
Friends
Vec4	operator * (const Vec4 &a, const Vec4 &b)
Vec4	operator/ (const Vec4 &a, const Vec4 &b)
Vec4	operator+ (const Vec4 &a, const Vec4 &b)
Vec4	operator+ (const Vec4 &v)
Vec4	operator- (const Vec4 &a, const Vec4 &b)
Vec4	operator- (const Vec4 &v)
bool	operator== (const Vec4 &a, const Vec4 &b)
bool	operator!= (const Vec4 &a, const Vec4 &b)
bool	PlanesIntersect (Vec3 &out, const Vec4 &a, const Vec4 &b, const Vec4 &c)
Vec4	PlaneFromPoint (const Vec3 &point, const Vec3 &normal)
Vec4	PlaneFromPoints (const Vec3 &a, const Vec3 &b, const Vec3 &c)
Vec4	PlaneFromEdge (const Vec3 &begin, const Vec3 &end, const Vec3 &normal)
Vec4	Lerp (const Vec4 &a, const Vec4 &b, float f)

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Constructor & Destructor Documentation

GLFX::Vec4::Vec4

(

const float *

v

)

[inline]

Construct from array of floats.

GLFX::Vec4::Vec4

(

const Vec4 &

v

)

[inline]

Construct from other vector.

GLFX::Vec4::Vec4	(	const Vec3 &	v,
		float	w
	)			[inline]

Construct from vector and scalar.

GLFX::Vec4::Vec4	(	float	x,
		float	y,
		float	z,
		float	w
	)			[inline]

Construct from four float values.

GLFX::Vec4::Vec4

(

float

f

)

[inline]

Construct from single float value.

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Member Function Documentation

GLFX::Vec4::operator float *

(

)

[inline]

Convert to array of floats.

GLFX::Vec4::operator const float *

(

)

const [inline]

Convert to array of floats.

GLFX::Vec4::operator Vec3

(

)

const [inline]

Convert to 3d vector.

GLFX::Vec4::operator const Vec3 &

(

)

const [inline]

Convert to 3d vector.

float & GLFX::Vec4::operator[]

(

int

n

)

[inline]

Get plane element.

Vec4 & GLFX::Vec4::operator=

(

const Vec4 &

v

)

[inline]

Assign plane.

Vec4 & GLFX::Vec4::operator *=

(

const Vec4 &

v

)

[inline]

Multiply plane elements.

Vec4 & GLFX::Vec4::operator/=

(

const Vec4 &

v

)

[inline]

Divide plane elements.

Vec4 & GLFX::Vec4::operator+=

(

const Vec4 &

v

)

[inline]

Add planes.

Vec4 & GLFX::Vec4::operator-=

(

const Vec4 &

v

)

[inline]

Substract planes.

Vec3 & GLFX::Vec4::N

(

)

[inline]

Plane normal.

const Vec3 & GLFX::Vec4::N

(

)

const [inline]

Plane normal.

bool GLFX::Vec4::Equal

(

const Vec4 &

v

)

const [inline]

Test if plane are equal (with epsilon).

bool GLFX::Vec4::NotEqual

(

const Vec4 &

v

)

const [inline]

Test if planes are not equal (with epsilon).

float GLFX::Vec4::Eval

(

const Vec3 &

point

)

const [inline]

Evaluate point against plane.

bool GLFX::Vec4::Coplanar

(

const Vec4 &

v

)

const [inline]

Test if planes are coplanar.

bool GLFX::Vec4::RayIntersect	(	Vec3 &	out,
		const Vec3 &	org,
		const Vec3 &	dir
	)			const [inline]

Find intersectio between plane and a ray.

bool GLFX::Vec4::LineIntersect	(	Vec3 &	out,
		const Vec3 &	beg,
		const Vec3 &	end
	)			const [inline]

Find intersection between plane and a line.

Vec3 GLFX::Vec4::MirrorPoint

(

const Vec3 &

point

)

const [inline]

Mirror point by plane.

Vec3 GLFX::Vec4::MirrorVector

(

const Vec3 &

point

)

const [inline]

Mirror vector by plane.

Vec4 GLFX::Vec4::MirrorPlane

(

const Vec4 &

plane

)

const [inline]

Mirror plane by plane.

Vec3 GLFX::Vec4::ProjectPoint

(

const Vec3 &

point

)

const [inline]

Project point onto plane (smallest distance).

bool GLFX::Vec4::PointOnPlane

(

const Vec3 &

point

)

const [inline]

Test if point is on (thick) plane.

---

Friends And Related Function Documentation

Vec4 operator *	(	const Vec4 &	a,
		const Vec4 &	b
	)			[friend]

Multiply vector elements.

Vec4 operator/	(	const Vec4 &	a,
		const Vec4 &	b
	)			[friend]

Divide vector elements.

Vec4 operator+	(	const Vec4 &	a,
		const Vec4 &	b
	)			[friend]

Add vectors.

Vec4 operator+

(

const Vec4 &

v

)

[friend]

Positive vector.

Vec4 operator-	(	const Vec4 &	a,
		const Vec4 &	b
	)			[friend]

Substract vectors.

Vec4 operator-

(

const Vec4 &

v

)

[friend]

Negate vector.

bool operator==	(	const Vec4 &	a,
		const Vec4 &	b
	)			[friend]

Test if vectors are equal.

bool operator!=	(	const Vec4 &	a,
		const Vec4 &	b
	)			[friend]

Test if vectors are not equal.

bool PlanesIntersect	(	Vec3 &	out,
		const Vec4 &	a,
		const Vec4 &	b,
		const Vec4 &	c
	)			[friend]

Find intersection of three planes (if exists).

Vec4 PlaneFromPoint	(	const Vec3 &	point,
		const Vec3 &	normal
	)			[friend]

Construct plane from point and normal.

Vec4 PlaneFromPoints	(	const Vec3 &	a,
		const Vec3 &	b,
		const Vec3 &	c
	)			[friend]

Construct plane from three points.

Vec4 PlaneFromEdge	(	const Vec3 &	begin,
		const Vec3 &	end,
		const Vec3 &	normal
	)			[friend]

Construct plane from line and normal.

Vec4 Lerp	(	const Vec4 &	a,
		const Vec4 &	b,
		float	f
	)			[friend]

Linear interpolation between to vectors.

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Member Data Documentation

float GLFX::Vec4::x

X-coordinate.

float GLFX::Vec4::y

Y-coordinate.

float GLFX::Vec4::z

Z-coordinate.

float GLFX::Vec4::w

W-coordinate.

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

• glfxvec.h

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