Dt4dPoint Class Reference

Four-dimensional point, often used with homogeneous coordinates. More...

Collaboration diagram for Dt4dPoint:

Public Member Functions
	Dt4dPoint ()
	Default constructor sets all values to zero.
	Dt4dPoint (const double &x, const double &y, const double &z, const double &w)
	Dt4dPoint (const Dt4dPoint &orig)
virtual	~Dt4dPoint ()
Dt4dPoint &	operator= (const Dt4dPoint &rhs)
const double &	x () const
const double &	y () const
const double &	z () const
const double &	w () const
virtual void	set (const double &x, const double &y, const double &z, const double &w)
void	setX (const double &x)
void	setY (const double &y)
void	setZ (const double &z)
void	setW (const double &w)
void	setFromVector (const DtVector &vector)
	Dt4dPoint( vector.x(), vector.y(), vector.z(), 1)
void	setFrom3dPoint (const Dt3dPoint &point)
	Dt4dPoint( point.x(), point.y(), point.z(), 1)
virtual void	unhomogenize ()
	Divide every component by w.
bool	operator== (const Dt4dPoint &rhs) const
bool	operator!= (const Dt4dPoint &rhs) const
Dt4dPoint	operator* (const double &rhs) const
Dt4dPoint &	operator*= (const double &rhs)
Dt4dPoint	operator+ (const Dt4dPoint &rhs) const
Dt4dPoint &	operator+= (const Dt4dPoint &rhs)
Dt4dPoint	operator- (const Dt4dPoint &rhs) const
Dt4dPoint &	operator-= (const Dt4dPoint &rhs)
const double &	operator[] (const int i) const
	DtTHROW_NEW(DtException, "Invalid index (should be 0..3)");.
double &	operator[] (const int i)
	DtTHROW_NEW(DtException, "Invalid index (should be 0..3)");.

Protected Attributes
double	myX
double	myY
double	myZ
double	myW

Detailed Description

Four-dimensional point, often used with homogeneous coordinates.

Constructor & Destructor Documentation

Dt4dPoint::Dt4dPoint

(

)

Default constructor sets all values to zero.

Dt4dPoint::Dt4dPoint	(	const double &	x,
		const double &	y,
		const double &	z,
		const double &	w
	)

Dt4dPoint::Dt4dPoint

(

const Dt4dPoint &

orig

)

virtual Dt4dPoint::~Dt4dPoint ( )

virtual

Member Function Documentation

bool Dt4dPoint::operator!=

(

const Dt4dPoint &

rhs

)

const

Dt4dPoint Dt4dPoint::operator*

(

const double &

rhs

)

const

Dt4dPoint& Dt4dPoint::operator*=

(

const double &

rhs

)

Dt4dPoint Dt4dPoint::operator+

(

const Dt4dPoint &

rhs

)

const

Dt4dPoint& Dt4dPoint::operator+=

(

const Dt4dPoint &

rhs

)

Dt4dPoint Dt4dPoint::operator-

(

const Dt4dPoint &

rhs

)

const

Dt4dPoint& Dt4dPoint::operator-=

(

const Dt4dPoint &

rhs

)

Dt4dPoint& Dt4dPoint::operator=

(

const Dt4dPoint &

rhs

)

bool Dt4dPoint::operator==

(

const Dt4dPoint &

rhs

)

const

const double& Dt4dPoint::operator[]

(

const int

i

)

const

DtTHROW_NEW(DtException, "Invalid index (should be 0..3)");.

double& Dt4dPoint::operator[]

(

const int

i

)

DtTHROW_NEW(DtException, "Invalid index (should be 0..3)");.

virtual void Dt4dPoint::set ( const double &  x, const double &  y, const double &  z, const double &  w  )

virtual

void Dt4dPoint::setFrom3dPoint

(

const Dt3dPoint &

point

)

Dt4dPoint( point.x(), point.y(), point.z(), 1)

void Dt4dPoint::setFromVector

(

const DtVector &

vector

)

Dt4dPoint( vector.x(), vector.y(), vector.z(), 1)

void Dt4dPoint::setW

(

const double &

w

)

void Dt4dPoint::setX

(

const double &

x

)

void Dt4dPoint::setY

(

const double &

y

)

void Dt4dPoint::setZ

(

const double &

z

)

virtual void Dt4dPoint::unhomogenize ( )

virtual

Divide every component by w.

const double& Dt4dPoint::w

(

)

const

const double& Dt4dPoint::x

(

)

const

const double& Dt4dPoint::y

(

)

const

const double& Dt4dPoint::z

(

)

const

Member Data Documentation

double Dt4dPoint::myW

protected

double Dt4dPoint::myX

protected

double Dt4dPoint::myY

protected

double Dt4dPoint::myZ

protected

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

• 4dPoint.h