Point2F Class Reference

2D floating-point point. More...

#include <mPoint.h>

Public Member Functions
	Point2F ()
	Create uninitialized point.
	Point2F (const Point2F &)
	Copy constructor.
	Point2F (const F32 _x, const F32 _y)
	Create point from co-ordinates.
void	set (const F32 _x, const F32 _y)
	Set point's co-ordinates.
void	setMin (const Point2F &)
	Store lesser co-ordinates.
void	setMax (const Point2F &)
	Store greater co-ordinates.
void	interpolate (const Point2F &a, const Point2F &b, const F32 c)
	operator F32 * ()
	operator F32 * () const
bool	isZero () const
	Check for zero coordinates. (No epsilon.)
F32	len () const
	Get length.
F32	lenSquared () const
	Get squared length (one sqrt less than len()).
void	neg ()
	Invert signs of co-ordinates.
void	normalize ()
	Normalize vector.
void	normalize (F32 val)
	Normalize, scaling by val.
void	convolve (const Point2F &)
	Convolve by parameter.
void	convolveInverse (const Point2F &)
	Inversely convolute by parameter. (ie, divide)
void	round ()
bool	operator== (const Point2F &) const
bool	operator!= (const Point2F &) const
Point2F	operator+ (const Point2F &) const
Point2F	operator- (const Point2F &) const
Point2F &	operator+= (const Point2F &)
Point2F &	operator-= (const Point2F &)
Point2F	operator* (const F32) const
Point2F	operator/ (const F32) const
Point2F &	operator*= (const F32)
Point2F &	operator/= (const F32)
Point2F	operator- () const

Public Attributes
F32	x
F32	y

Static Public Attributes
static const Point2F	One
static const Point2F	Zero
static const Point2F	Min
static const Point2F	Max

Detailed Description

2D floating-point point.

Constructor & Destructor Documentation

Point2F() [1/3]

Point2F ( )

inline

Create uninitialized point.

Point2F() [2/3]

Point2F ( const Point2F &  _copy )

inline

Copy constructor.

Point2F() [3/3]

Point2F ( const F32  _x, const F32  _y  )

inline

Create point from co-ordinates.

Member Function Documentation

convolve()

void convolve ( const Point2F &  c )

inline

Convolve by parameter.

convolveInverse()

void convolveInverse ( const Point2F &  c )

inline

Inversely convolute by parameter. (ie, divide)

interpolate()

void interpolate ( const Point2F &  a, const Point2F &  b, const F32  c  )

inline

Interpolate from a to b, based on c.

Parameters

a	Starting point.
b	Ending point.
c	Interpolation factor (0.0 .. 1.0).

isZero()

bool isZero ( ) const

inline

Check for zero coordinates. (No epsilon.)

len()

F32 len ( ) const

inline

Get length.

lenSquared()

F32 lenSquared ( ) const

inline

Get squared length (one sqrt less than len()).

neg()

void neg ( )

inline

Invert signs of co-ordinates.

normalize() [1/2]

void normalize ( )

inline

Normalize vector.

normalize() [2/2]

void normalize ( F32  val )

inline

Normalize, scaling by val.

operator F32 *() [1/2]

operator F32 * ( )

inline

operator F32 *() [2/2]

operator F32 * ( ) const

inline

operator!=()

bool operator!= ( const Point2F &  _test ) const

inline

operator*()

Point2F operator* ( const F32  _mul ) const

inline

operator*=()

Point2F & operator*= ( const F32  _mul )

inline

operator+()

Point2F operator+ ( const Point2F &  _add ) const

inline

operator+=()

Point2F & operator+= ( const Point2F &  _add )

inline

operator-() [1/2]

Point2F operator- ( ) const

inline

operator-() [2/2]

Point2F operator- ( const Point2F &  _rSub ) const

inline

operator-=()

Point2F & operator-= ( const Point2F &  _rSub )

inline

operator/()

Point2F operator/ ( const F32  _div ) const

inline

operator/=()

Point2F & operator/= ( const F32  _div )

inline

operator==()

bool operator== ( const Point2F &  _test ) const

inline

round()

void round ( )

inline

set()

void set ( const F32  _x, const F32  _y  )

inline

Set point's co-ordinates.

setMax()

void setMax ( const Point2F &  _test )

inline

Store greater co-ordinates.

setMin()

void setMin ( const Point2F &  _test )

inline

Store lesser co-ordinates.

Member Data Documentation

Max

const Point2F Max

static

Min

const Point2F Min

static

One

const Point2F One

static

x

F32 x

y

F32 y

Zero

const Point2F Zero

static

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

• math/mPoint.h
• math/mPoint.cpp