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

Inheritance diagram for NurbsCurveInterface:

Public Member Functions
int	append_cv (PN_stdfloat x, PN_stdfloat y, PN_stdfloat z)

int	append_cv (const LVecBase3 &v)

int	append_cv (const LVecBase4 &v)

virtual LVecBase4	get_cv (int n) const =0

LVecBase3	get_cv_point (int n) const
	Returns the position of the indicated CV. More...

PN_stdfloat	get_cv_weight (int n) const
	Returns the weight of the indicated CV. More...

virtual PN_stdfloat	get_knot (int n) const =0

virtual int	get_num_cvs () const =0

virtual int	get_num_knots () const =0

virtual int	get_order () const =0

virtual bool	insert_cv (PN_stdfloat t)=0

virtual void	remove_all_cvs ()=0

virtual bool	remove_cv (int n)=0

virtual bool	set_cv (int n, const LVecBase4 &v)=0

bool	set_cv_point (int n, PN_stdfloat x, PN_stdfloat y, PN_stdfloat z)
	Repositions the indicated CV. More...

bool	set_cv_point (int n, const LVecBase3 &v)
	Repositions the indicated CV. More...

bool	set_cv_weight (int n, PN_stdfloat w)
	Sets the weight of the indicated CV without affecting its position in 3-d space. More...

virtual bool	set_knot (int n, PN_stdfloat t)=0

virtual void	set_order (int order)=0

void	write_cv (std::ostream &out, int n) const

Static Public Member Functions
static TypeHandle	get_class_type ()

static void	init_type ()

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.

Definition at line 30 of file nurbsCurveInterface.h.

Member Function Documentation

LVecBase3 NurbsCurveInterface::get_cv_point ( int n ) const

inline

Returns the position of the indicated CV.

Definition at line 59 of file nurbsCurveInterface.I.

PN_stdfloat NurbsCurveInterface::get_cv_weight ( int n ) const

inline

Returns the weight of the indicated CV.

Definition at line 70 of file nurbsCurveInterface.I.

bool NurbsCurveInterface::set_cv_point	(	int	n,
		PN_stdfloat	x,
		PN_stdfloat	y,
		PN_stdfloat	z
	)

inline

Repositions the indicated CV.

Returns true if successful, false otherwise.

Definition at line 42 of file nurbsCurveInterface.I.

bool NurbsCurveInterface::set_cv_point	(	int	n,
		const LVecBase3 &	v
	)

inline

Repositions the indicated CV.

Returns true if successful, false otherwise.

Definition at line 50 of file nurbsCurveInterface.I.

bool NurbsCurveInterface::set_cv_weight	(	int	n,
		PN_stdfloat	w
	)

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

Definition at line 32 of file nurbsCurveInterface.cxx.

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