DtQuaternion Class Reference

Quaternions are used to represent orientation of an object. More...

Collaboration diagram for DtQuaternion:

List of all members.

Public Member Functions
	DtQuaternion ()
	create an empty quaternion (w = x = y = z = 0)
	DtQuaternion (double w, double x, double y, double z)
	create an initialized quaternion
	DtQuaternion (const DtQuaternion &other)
	copy ctor
	DtQuaternion (const DtTaitBryan &tb)
	Converts TaitBryan class to a Quaternion.
DtQuaternion &	operator= (const DtQuaternion &other)
	Assignment operator.
DtString	string () const
	Returns a DtString representation of this object.
void	printDataToStream (std::ostream &str) const
double	w () const
void	setW (double w)
double	x () const
void	setX (double x)
double	y () const
void	setY (double y)
double	z () const
void	setZ (double z)
Public Attributes
double	DtQ0
	This should be private, but they have been public for so long that we will keep it that way.
double	DtQ1
	W.
double	DtQ2
	X.
double	DtQ3
	Y.

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Detailed Description

Quaternions are used to represent orientation of an object.

They are more accurate than TaitBryan but not standardized by RPR or DIS.

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Constructor & Destructor Documentation

DtQuaternion::DtQuaternion

(

)

create an empty quaternion (w = x = y = z = 0)

DtQuaternion::DtQuaternion	(	double	w,
		double	x,
		double	y,
		double	z
	)

create an initialized quaternion

DtQuaternion::DtQuaternion

(

const DtQuaternion &

other

)

copy ctor

DtQuaternion::DtQuaternion

(

const DtTaitBryan &

tb

)

Converts TaitBryan class to a Quaternion.

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Member Function Documentation

DtQuaternion& DtQuaternion::operator=

(

const DtQuaternion &

other

)

Assignment operator.

void DtQuaternion::printDataToStream

(

std::ostream &

str

)

const

void DtQuaternion::setW

(

double

w

)

[inline]

void DtQuaternion::setX

(

double

x

)

[inline]

void DtQuaternion::setY

(

double

y

)

[inline]

void DtQuaternion::setZ

(

double

z

)

[inline]

DtString DtQuaternion::string

(

)

const

Returns a DtString representation of this object.

double DtQuaternion::w

(

)

const [inline]

double DtQuaternion::x

(

)

const [inline]

double DtQuaternion::y

(

)

const [inline]

double DtQuaternion::z

(

)

const [inline]

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Member Data Documentation

double DtQuaternion::DtQ0

This should be private, but they have been public for so long that we will keep it that way.

double DtQuaternion::DtQ1

W.

double DtQuaternion::DtQ2

X.

double DtQuaternion::DtQ3

Y.

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

• vlQuaternion.h