bt::vector2d Class Reference

vector2d - двухмерный вектор двойной точности More...

Public Member Functions
_FORCEINLINE	vector2d ()
	The constructor does not set the initial values to the fields.
_FORCEINLINE	vector2d (double _x)
	Конструктор, задает все параметры равными одному значению.
_FORCEINLINE	vector2d (double _x, double _y)
_FORCEINLINE double	angle (vector2d &b)
	The angle between the vectors.
_FORCEINLINE void	combine (vector2d &a, vector2d &b, double c, double d)
	Масштобирование и сложение векторов по формуле a * c + b * d.
_FORCEINLINE double	dot (vector2d &a)
	Скалярное произведение
_FORCEINLINE bool	leftOfLine (const vector2d &a, const vector2d &b)
	The position of a point on a straight line passing through a b.
_FORCEINLINE void	lerp (vector2d &a, vector2d &b, double c)
	The vector interpolation between a and b, с[0.0 .. 1.0].
_FORCEINLINE void	neg ()
	The appeal of the sign of the vector.
_FORCEINLINE const vector2d	norm ()
	Converts the vector to a unit length.
_FORCEINLINE void	normalize ()
	Scales the vector to a unit length.
_FORCEINLINE const vector2d	operator* (const double &b)
	Scaling vector.
_FORCEINLINE const vector2d	operator* (const vector2d &a)
	Element-by-element multiplication of vectors.
_FORCEINLINE const vector2d	operator+ (const vector2d &a)
	Addition of vectors.
_FORCEINLINE const vector2d &	operator+= (const vector2d &a)
	Addition of vectors.
_FORCEINLINE const vector2d	operator- (const vector2d &a)
	Subtraction of vectors.
_FORCEINLINE const vector2d &	operator-= (const vector2d &a)
	Subtraction of vectors.
_FORCEINLINE double &	operator[] (unsigned int id) const
	Accessing parameters as array elements.
_FORCEINLINE double	quadDistanceFromLine (const vector2d &a, const vector2d &b)
	The square of the distance from a point to a straight line passing through a b.
_FORCEINLINE vector2d	reflect (vector2d &a)
	The reflection vector.
_FORCEINLINE void	scale (double a)
	Scales the vector.
_FORCEINLINE double	sqrLen ()
	Vector length squared.
_FORCEINLINE void	zero ()
	Sets the value of the fields to zero.

Public Attributes
double	x
	Параметр оси X.
double	y
	Параметр оси Y.

Friends
_FORCEINLINE friend vector2d	operator* (const vector2d &a, const double &b)
	Scaling vector.
_FORCEINLINE friend vector2d	operator* (const double &b, const vector2d &a)
	Scaling vector.
_FORCEINLINE friend vector2d	operator* (vector2d &a, double &b)
	Scaling vector.
_FORCEINLINE friend vector2d	operator* (double &b, vector2d &a)
	Scaling vector.
_FORCEINLINE friend vector2d	operator* (const vector2d &a, const vector2d &b)
	Element-by-element multiplication of vectors.
_FORCEINLINE friend vector2d	operator+ (const vector2f &a, const vector2d &b)
	Addition of vectors.
_FORCEINLINE friend vector2d	operator+ (vector2d &a, vector2d &b)
	Addition of vectors.
_FORCEINLINE friend vector2d	operator+= (vector2d &a, vector2d &b)
	Addition of vectors.
_FORCEINLINE friend vector2d	operator- (const vector2d &a, const vector2d &b)
	Subtraction of vectors.
_FORCEINLINE friend vector2d	operator- (vector2d &a, vector2d &b)
	Subtraction of vectors.
_FORCEINLINE friend vector2d	operator-= (vector2d &a, vector2d &b)
	Subtraction of vectors.

Detailed Description

vector2d - двухмерный вектор двойной точности

See Also

vector2f, vector3f, vector3d, vector4f, vector4d, bt: math

Constructor & Destructor Documentation

_FORCEINLINE bt::vector2d::vector2d ( double  _x, double  _y  )

inline

Конструктор.

Parameters

_x	- vector x
_y	- vector y