BaseNURBSCurve Class Reference

#include <NURBSMath.h>

Inheritance diagram for BaseNURBSCurve:

Public Member Functions
Result< void >	Init (Int pcnt, Int degree)
void	Reset ()
Result< void >	ChangeDegree (Int newDegree, NURBSCURVE_KNOTMODE knotMode=NURBSCURVE_KNOTMODE::CLAMPED_UNIFORM)
Result< Vector >	EvaluateAt (Float s)
Result< Vector >	EvaluateAt (Float u, Int span)
Result< Vector >	DeriveAt (Float s)
Result< Vector >	DeriveAt (Float u, Int span)
Result< Int >	GetDegree ()
Result< Int >	GetMaxDegree ()
Result< Int >	GetPointCount ()
Result< Int >	GetWeightCount ()
Result< Int >	GetKnotCount ()
Result< KnotInfo >	GetKnotInfo (Int i)
Result< Vector >	GetPoint (Int i)
Result< Float >	GetWeight (Int i)
Result< Float >	GetKnot (Int i)
Result< void >	SetPoint (Int i, const Vector &point)
Result< void >	SetPoints (const BaseArray< Vector > &points)
Result< void >	SetWeight (Int i, Float weight)
Result< void >	SetWeights (const BaseArray< Float > &weights)
Result< void >	SetKnot (Int i, Float knot)
Result< void >	SetKnots (NURBSCURVE_KNOTMODE mode)
Result< void >	SetKnots (const BaseArray< Float > &knots)
Result< void >	InsertKnot (Float s, Int nTimes)
Result< void >	InsertKnot (Float u, Int span, Int nTimes)
Float	GetUmin ()
Float	GetUmax ()
Result< Int >	FindSpan (Float u)
Float	MapStoU (Float s)
Float	MapUtoS (Float u)

Protected Member Functions
Result< void >	_CheckForKnotConsistency ()
Result< void >	_InitKnots (NURBSCURVE_KNOTMODE mode)
Result< void >	_ComputeBasisFunctions (Float u, Int span, Int maxDegree)
Result< Vector4d >	_ComputeHomogeneousC (Float u, Int span, Int degree)

Protected Attributes
Int	_curveDegree
BaseArray< Vector4d >	_points
BaseArray< Float >	_knots
Bool	_dirty
Bool	_memInit

Private Attributes
MatrixNxM< Float >	_basis
BaseArray< Float >	_left
BaseArray< Float >	_right
MatrixNxM< Float >	_ndu
MatrixNxM< Float >	_a

Friends
class	NURBSCurve

Member Function Documentation

Init()

Result<void> Init	(	Int	pcnt,
		Int	degree
	)

Reset()

void Reset

(

)

ChangeDegree()

Result<void> ChangeDegree	(	Int	newDegree,
		NURBSCURVE_KNOTMODE	knotMode = NURBSCURVE_KNOTMODE::CLAMPED_UNIFORM
	)

EvaluateAt() [1/2]

Result<Vector> EvaluateAt

(

Float

s

)

EvaluateAt() [2/2]

Result<Vector> EvaluateAt	(	Float	u,
		Int	span
	)

DeriveAt() [1/2]

Result<Vector> DeriveAt

(

Float

s

)

DeriveAt() [2/2]

Result<Vector> DeriveAt	(	Float	u,
		Int	span
	)

GetDegree()

Result<Int> GetDegree

(

)

GetMaxDegree()

Result<Int> GetMaxDegree

(

)

GetPointCount()

Result<Int> GetPointCount

(

)

GetWeightCount()

Result<Int> GetWeightCount

(

)

GetKnotCount()

Result<Int> GetKnotCount

(

)

GetKnotInfo()

Result<KnotInfo> GetKnotInfo

(

Int

i

)

GetPoint()

Result<Vector> GetPoint

(

Int

i

)

GetWeight()

Result<Float> GetWeight

(

Int

i

)

GetKnot()

Result<Float> GetKnot

(

Int

i

)

SetPoint()

Result<void> SetPoint	(	Int	i,
		const Vector &	point
	)

SetPoints()

Result<void> SetPoints

(

const BaseArray< Vector > &

points

)

SetWeight()

Result<void> SetWeight	(	Int	i,
		Float	weight
	)

SetWeights()

Result<void> SetWeights

(

const BaseArray< Float > &

weights

)

SetKnot()

Result<void> SetKnot	(	Int	i,
		Float	knot
	)

SetKnots() [1/2]

Result<void> SetKnots

(

NURBSCURVE_KNOTMODE

mode

)

SetKnots() [2/2]

Result<void> SetKnots

(

const BaseArray< Float > &

knots

)

InsertKnot() [1/2]

Result<void> InsertKnot	(	Float	s,
		Int	nTimes
	)

InsertKnot() [2/2]

Result<void> InsertKnot	(	Float	u,
		Int	span,
		Int	nTimes
	)

GetUmin()

Float GetUmin

(

)

GetUmax()

Float GetUmax

(

)

FindSpan()

Result<Int> FindSpan

(

Float

u

)

MapStoU()

Float MapStoU

(

Float

s

)

MapUtoS()

Float MapUtoS

(

Float

u

)

_CheckForKnotConsistency()

Result<void> _CheckForKnotConsistency ( )

protected

_InitKnots()

Result<void> _InitKnots ( NURBSCURVE_KNOTMODE  mode )

protected

_ComputeBasisFunctions()

Result<void> _ComputeBasisFunctions ( Float  u, Int  span, Int  maxDegree  )

protected

_ComputeHomogeneousC()

Result<Vector4d> _ComputeHomogeneousC ( Float  u, Int  span, Int  degree  )

protected

Friends And Related Function Documentation

NURBSCurve

friend class NURBSCurve

friend

Member Data Documentation

_curveDegree

Int _curveDegree

protected

_points

BaseArray<Vector4d> _points

protected

_knots

BaseArray<Float> _knots

protected

_dirty

Bool _dirty

protected

_memInit

Bool _memInit

protected

_basis

MatrixNxM<Float> _basis

private

_left

BaseArray<Float> _left

private

_right

BaseArray<Float> _right

private

_ndu

MatrixNxM<Float> _ndu

private

_a

MatrixNxM<Float> _a

private