Legion::Vector2d Class Reference

Collaboration diagram for Legion::Vector2d:

Public Member Functions
	Vector2d ()
	Vector2d (double x, double y)
	Vector2d (const double *tuple)
	Vector2d (const Vector2d &other)
	Vector2d (const Vector2f &other)
Vector2d &	operator= (const Vector2d &vec)
bool	operator== (const Vector2d &vec) const
bool	operator!= (const Vector2d &vec) const
bool	operator< (const Vector2d &vec) const
bool	operator<= (const Vector2d &vec) const
bool	operator> (const Vector2d &vec) const
bool	operator>= (const Vector2d &vec) const
Vector2d	operator+ (const Vector2d &vec) const
Vector2d	operator- (const Vector2d &vec) const
Vector2d	operator* (double scalar) const
Vector2d	operator/ (double scalar) const
Vector2d	operator- () const
Vector2d &	operator+= (const Vector2d &vec)
Vector2d &	operator-= (const Vector2d &vec)
Vector2d &	operator*= (double scalar)
Vector2d &	operator/= (double scalar)
double	length () const
double	lengthSquared () const
double	dot (const Vector2d &vec) const
double	normalize ()
double	distanceFrom (const Vector2d &other) const
double	distanceFromSquared (const Vector2d &other) const
void	setLength (double newLength)
void	invert ()
bool	isZero ()
Vector2d	perpendicular () const
Vector2d	unitPerp () const
double	dotPerp (const Vector2d &vec) const
void	rotateBy (double degrees, const Vector2d &center)
	rotates the point around a center by an amount of degrees. More...
double	angleTrig () const
	Calculates the angle of this vector in grad in the trigonometric sense. More...
double	angle () const
	Calculates the angle of this vector in grad in the counter trigonometric sense. More...
double	angleBetween (const Vector2d &b) const
	Calculates the angle between this vector and another one in grad. More...
bool	isBetweenPoints (const Vector2d &begin, const Vector2d &end) const
	Returns if this vector interpreted as a point is on a line between two other points. More...

Static Public Member Functions
static Vector2d	interpolate (const Vector2d &v0, const Vector2d &v1, double t)
	returns interpolated vector More...

Public Attributes
union {
struct {
double   x
double   y
}
double   data [2]
};

Constructor & Destructor Documentation

Legion::Vector2d::Vector2d

(

)

Legion::Vector2d::Vector2d	(	double	x,
		double	y
	)

Legion::Vector2d::Vector2d

(

const double *

tuple

)

Legion::Vector2d::Vector2d

(

const Vector2d &

other

)

Legion::Vector2d::Vector2d

(

const Vector2f &

other

)

Member Function Documentation

double Legion::Vector2d::angle

(

)

const

Calculates the angle of this vector in grad in the counter trigonometric sense.

Returns

Returns a value between 0 and 360.

double Legion::Vector2d::angleBetween

(

const Vector2d &

b

)

const

Calculates the angle between this vector and another one in grad.

Returns

Returns a value between 0 and 90.

double Legion::Vector2d::angleTrig

(

)

const

Calculates the angle of this vector in grad in the trigonometric sense.

Returns

Returns a value between 0 and 360.

double Legion::Vector2d::distanceFrom

(

const Vector2d &

other

)

const

double Legion::Vector2d::distanceFromSquared

(

const Vector2d &

other

)

const

double Legion::Vector2d::dot

(

const Vector2d &

vec

)

const

double Legion::Vector2d::dotPerp

(

const Vector2d &

vec

)

const

static Vector2d Legion::Vector2d::interpolate ( const Vector2d &  v0, const Vector2d &  v1, double  t  )

static

returns interpolated vector

Parameters

other,:	other vector to interpolate between
d,:	value between 0.0f and 1.0f.

void Legion::Vector2d::invert

(

)

bool Legion::Vector2d::isBetweenPoints	(	const Vector2d &	begin,
		const Vector2d &	end
	)		const

Returns if this vector interpreted as a point is on a line between two other points.

It is assumed that the point is on the line.

Parameters

begin,:	Beginning vector to compare between.
end,:	Ending vector to compare between.

Returns

True if this vector is between begin and end. False if not.

bool Legion::Vector2d::isZero

(

)

double Legion::Vector2d::length

(

)

const

double Legion::Vector2d::lengthSquared

(

)

const

double Legion::Vector2d::normalize

(

)

bool Legion::Vector2d::operator!=

(

const Vector2d &

vec

)

const

Vector2d Legion::Vector2d::operator*

(

double

scalar

)

const

Vector2d& Legion::Vector2d::operator*=

(

double

scalar

)

Vector2d Legion::Vector2d::operator+

(

const Vector2d &

vec

)

const

Vector2d& Legion::Vector2d::operator+=

(

const Vector2d &

vec

)

Vector2d Legion::Vector2d::operator-

(

const Vector2d &

vec

)

const

Vector2d Legion::Vector2d::operator-

(

)

const

Vector2d& Legion::Vector2d::operator-=

(

const Vector2d &

vec

)

Vector2d Legion::Vector2d::operator/

(

double

scalar

)

const

Vector2d& Legion::Vector2d::operator/=

(

double

scalar

)

bool Legion::Vector2d::operator<

(

const Vector2d &

vec

)

const

bool Legion::Vector2d::operator<=

(

const Vector2d &

vec

)

const

Vector2d& Legion::Vector2d::operator=

(

const Vector2d &

vec

)

bool Legion::Vector2d::operator==

(

const Vector2d &

vec

)

const

bool Legion::Vector2d::operator>

(

const Vector2d &

vec

)

const

bool Legion::Vector2d::operator>=

(

const Vector2d &

vec

)

const

Vector2d Legion::Vector2d::perpendicular

(

)

const

void Legion::Vector2d::rotateBy	(	double	degrees,
		const Vector2d &	center
	)

rotates the point around a center by an amount of degrees.

void Legion::Vector2d::setLength

(

double

newLength

)

Vector2d Legion::Vector2d::unitPerp

(

)

const

Member Data Documentation

union { ... }

double Legion::Vector2d::data[2]

Referenced by Clutter::SimEngine::init(), and Clutter::SimEngine::selectNewDestination().

double Legion::Vector2d::x

Referenced by Clutter::SimEngine::init(), and Clutter::SimEngine::selectNewDestination().

double Legion::Vector2d::y

Referenced by Clutter::SimEngine::init(), and Clutter::SimEngine::selectNewDestination().

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

• vector.h