NurbsCurveInterface Class Reference

This abstract class defines the interface only for a Nurbs-style curve, with knots and coordinates in homogeneous space. More...

Inheritance diagram for NurbsCurveInterface:

List of all members.

Public Member Functions
int	appendCv (VBase3 const v)
int	appendCv (float x, float y, float z)
int	appendCv (VBase4 const v)
VBase4	getCv (int n)
VBase3	getCvPoint (int n)
	Returns the position of the indicated CV.
float	getCvWeight (int n)
	Returns the weight of the indicated CV.
float	getKnot (int n)
int	getNumCvs ()
int	getNumKnots ()
int	getOrder ()
bool	insertCv (float t)
	removeAllCvs ()
bool	removeCv (int n)
bool	setCv (int n, VBase4 const v)
bool	setCvPoint (int n, VBase3 const v)
	Repositions the indicated CV.
bool	setCvPoint (int n, float x, float y, float z)
	Repositions the indicated CV.
bool	setCvWeight (int n, float w)
	Sets the weight of the indicated CV without affecting its position in 3-d space.
bool	setKnot (int n, float t)
	setOrder (int order)
	writeCv (ostream out, int n)
Static Public Member Functions
static TypeHandle	getClassType ()

---

Detailed Description

This abstract class defines the interface only for a Nurbs-style curve, with knots and coordinates in homogeneous space.

The NurbsCurve class inherits both from this and from ParametricCurve.

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Member Function Documentation

int appendCv

(

VBase3 const

v

)

int appendCv	(	float	x,
		float	y,
		float	z
	)

int appendCv

(

VBase4 const

v

)

static TypeHandle getClassType

(

)

[static]

Reimplemented in NurbsCurve.

VBase4 getCv

(

int

n

)

VBase3 getCvPoint

(

int

n

)

Returns the position of the indicated CV.

float getCvWeight

(

int

n

)

Returns the weight of the indicated CV.

float getKnot

(

int

n

)

int getNumCvs

(

)

int getNumKnots

(

)

int getOrder

(

)

bool insertCv

(

float

t

)

removeAllCvs

(

)

bool removeCv

(

int

n

)

bool setCv	(	int	n,
		VBase4 const	v
	)

bool setCvPoint	(	int	n,
		VBase3 const	v
	)

Repositions the indicated CV.

Returns true if successful, false otherwise.

bool setCvPoint	(	int	n,
		float	x,
		float	y,
		float	z
	)

Repositions the indicated CV.

Returns true if successful, false otherwise.

bool setCvWeight	(	int	n,
		float	w
	)

Sets the weight of the indicated CV without affecting its position in 3-d space.

bool setKnot	(	int	n,
		float	t
	)

setOrder

(

int

order

)

writeCv	(	ostream	out,
		int	n
	)