FPoint2 Class Reference

Public Member Functions
	FPoint2 (int ix, int iy)
	FPoint2 (float fx, float fy)
	FPoint2 (double dx, double dy)
	FPoint2 (const DPoint2 &d)
float	Length () const
float	LengthSquared () const
FPoint2 &	Normalize ()
FPoint2 &	SetLength (float len)
void	Set (float fx, float fy)
float	Dot (const FPoint2 &rhs) const
void	Mult (const FPoint2 &factor)
void	Mult (const float fx, const float fy)
void	Div (const FPoint2 &factor)
void	Div (const float fx, const float fy)
void	Rotate (double radians)
float	Cross (const FPoint2 &rhs)
FPoint2 &	operator= (const FPoint2 &v)
FPoint2 &	operator= (const class DPoint2 &v)
FPoint2	operator+ (const FPoint2 &v) const
FPoint2	operator- (const FPoint2 &v) const
FPoint2	operator* (float s) const
FPoint2	operator/ (float s) const
void	operator+= (const FPoint2 &v)
void	operator-= (const FPoint2 &v)
void	operator*= (float s)
void	operator/= (float s)
bool	operator== (const FPoint2 &v) const
bool	operator!= (const FPoint2 &v) const

Public Attributes
float	x
float	y

Detailed Description

A 2-component vector class, single-precision (float).

Member Function Documentation

float FPoint2::Cross ( const FPoint2 &  rhs )

inline

The so-called "2D cross product" is really the dot-product with the perpendicular vector