This is the Nurbs Class. More...

Inheritance diagram for Dtk_NurbsCurve:

Public Member Functions
virtual Dtk_ErrorStatus	_ComputeAnyDerivative (Dtk_Double64 inUvalue, int inUdiff, Dtk_dir &outdir, int exttype) const
	Compute any derivative for an U value. More...

Dtk_ErrorStatus	_ComputeAnyDerivativeExtended (Dtk_Double64 inUvalue, int inUdiff, Dtk_dir &outdir, int exttype) const
	Compute any derivative for an U value outside of the curve definition. More...

Dtk_Double64	_ComputeWeight (Dtk_Double64 inUvalue, int exttype) const

Dtk_ErrorStatus	_DegreeElevation (const Dtk_Size_t &inDegreeElevation)

Dtk_ErrorStatus	_KnotInsertion (const Dtk_Double64 &inUparameter, const Dtk_Size_t &inOccurence, Dtk_Double64 inTolerance=DTK_TOLERANCE)

int	_KnotRemoval (const Dtk_Double64 &inU, const int &inNum, const Dtk_Double64 &inTolerance)

virtual Dtk_ErrorStatus	_Store (void *)

Dtk_bool	CanHaveDiscontinuity () const
	return DTK_TRUE if nurbs can have discontinuity More...

Dtk_ErrorStatus	ComputeBoundingBox (Dtk_pnt &outMin, Dtk_pnt &outMax, Dtk_bool inMorePrecise=0)
	Compute Bounding Box. More...

virtual Dtk_pnt	ComputeEndPoint () const
	Return Last point. More...

Dtk_Double64	ComputeLength ()
	return curve Length More...

Dtk_NurbsCurvePtr	ComputeOffset (Dtk_Double64 inOffset, Dtk_dir inOffsetDirection)
	Compute offset curve and convert it to nurbs. More...

virtual Dtk_ErrorStatus	ComputeOrientedBoundingBox (Dtk_pnt &outMin, Dtk_pnt &outMax, const Dtk_transfo &inLocal)
	Compute Oriented Bounding Box. More...

virtual Dtk_ErrorStatus	ComputeParameter (const Dtk_pnt &inPoint, Dtk_Double64 &outParameter) const
	Compute pparameter. More...

virtual Dtk_pnt	ComputeStartPoint () const
	Return First point. More...

virtual Dtk_ErrorStatus	ComputeUDir (const Dtk_Double64 &inU, Dtk_dir &outDir) const
	Compute dir on U parameter. More...

virtual Dtk_ErrorStatus	ComputeUPoint (const Dtk_Double64 &inU, Dtk_pnt &outPoint) const
	Compute point on U parameter. More...

Dtk_ErrorStatus	ComputeUPointDir (const Dtk_Double64 &inUparameter, Dtk_pnt &outPoint, Dtk_dir &outDir) const
	Compute point and dir on U parameter. More...

void	DeleteCorrespondingNurbs ()

int	DtkDynamicType (const int &inId)
	downcasting More...

virtual void	dump (FILE *file=stdout)

Dtk_NurbsCurvePtr	ForceG1Continuity () const

Dtk_InfoPtr	get_info () const

type_detk	get_type_detk () const
	Return Curve type. More...

Dtk_UInt32	GetDegree () const
	return degree More...

Dtk_Size_t	GetDimension () const
	Return 2 or 3. More...

virtual Dtk_ErrorStatus	GetDomain (Dtk_Double64 &outUmin, Dtk_Double64 &outUmax) const
	Get Curve Parametrisation. More...

const Dtk_ID &	GetID () const
	Get Internal UniqueID. More...

Dtk_UInt32	GetKnotMultiplicity (const Dtk_Size_t &inIndex) const
	return knot multiplicity at inIndex place More...

Dtk_Double64	GetKnotValue (const Dtk_Size_t &inIndex) const
	return knot value at inIndex place More...

Dtk_Size_t	GetNumKnots () const
	return number of different knot value More...

Dtk_Size_t	GetNumPoints () const
	return Num Control points More...

virtual Dtk_Size_t	GetSize () const

Dtk_pnt	GetTrimEndPoint () const
	Return last trim point. More...

Dtk_pnt	GetTrimStartPoint () const
	Return first trim point. More...

Dtk_Double64	GetTrimUMax () const
	Get end Trim parameter. More...

Dtk_Double64	GetTrimUMin () const
	Get start Trim parameter. More...

type_detk	GetTypeBeforeConversion () const

Dtk_Double64 *	GetUnpackedKnot () const

Dtk_Double64	GetWeight (const Dtk_Size_t &inIndex) const
	return weight More...

Dtk_InfoPtr &	info ()

virtual Dtk_ErrorStatus	InverseTrim ()

Dtk_bool	IsBezier () const
	return DTK_TRUE if bezier More...

Dtk_bool	IsClosed (Dtk_Double64 inTol=DTK_TOLERANCE) const
	return DTK_TRUE if nurbs is closed More...

Dtk_bool	IsLine ()
	return True if Curve is a line More...

Dtk_bool	IsLine () const
	return DTK_TRUE if nurbs is line More...

virtual Dtk_bool	IsPeriodic () const
	return DTK_TRUE if nurbs is periodic More...

Dtk_bool	IsRationnal () const
	return DTK_TRUE if one weight != 1 More...

Dtk_bool	IsTrimmed () const
	Return DTK_TRUE if Curve Is trimmed by point or parameter value. More...

Dtk_bool	IsUniform () const
	return DTK_TRUE if knots are uniform More...

virtual void	Normalize ()
	Normalize Curve. More...

Dtk_pnt &	Point (const Dtk_Size_t &inIndex)

const Dtk_pnt &	Point (const Dtk_Size_t &inIndex) const
	return the point at place inIndex More...

virtual void	PrepareTransfo ()

Dtk_ErrorStatus	Reparam (const Dtk_Double64 &inUmin, const Dtk_Double64 &inUmax)
	Set Curve parametrisation domain. More...

virtual void	Reverse ()
	Reverse Curve. More...

void	SetDimension (const Dtk_Size_t &inDimension)
	Set curve dimension (2 or 3) More...

void	SetIsClosed (const Dtk_bool &inIsClosed)
	sets is_closed field to DTK_TRUE or DTK_FALSE More...

void	SetIsPeriodic (const Dtk_bool &inIsPeriodic)
	sets is_closed field to DTK_TRUE or DTK_FALSE More...

virtual Dtk_ErrorStatus	SetTrimmingParameters (const Dtk_Double64 &inUmin, const Dtk_Double64 &inUmax)
	Set Trim parameter for curve. More...

void	SetTrimPoints (const Dtk_pnt &inStartPoint, const Dtk_pnt &inEndPoint)
	Set Trim points for curve. More...

void	SetTypeBeforeConversion (const type_detk &inType)

Dtk_ErrorStatus	Split (Dtk_Double64 inTrimDom[2], Dtk_Double64 inTolerance=DTK_TOLERANCE)

virtual Dtk_NurbsCurvePtr	ToNurbs () const
	Convert Curve to nurbs. More...

virtual Dtk_PolylinePtr	ToPolyline (const int &inMinPoint, const Dtk_Double64 &inTolerance) const
	Convert Curve to polyline. More...

Dtk_ErrorStatus	Transform (const Dtk_transfo &inTransfo)
	Transform Curve. More...

Static Public Member Functions
static Dtk_NurbsCurvePtr	Create (const Dtk_NurbsCurve &in)
	Calls copy constructor to allocate a new object. More...

static Dtk_NurbsCurvePtr	Create (const Dtk_NurbsCurvePtr &s, const Dtk_tab< Dtk_Double64 > &inKnotsValues, const Dtk_tab< Dtk_UChar8 > &inKnotsMultiplicities)
	Calls full featured constructor to allocate a new object. More...

static Dtk_NurbsCurvePtr	Create (const Dtk_tab< Dtk_CurvePtr > &inCurvesToMerge, Dtk_Double64 stichtol=DTK_TOLERANCE, Dtk_bool LengthParameter=DTK_FALSE)
	Calls full featured constructor to allocate a new object. More...

static Dtk_NurbsCurvePtr	Create (const Dtk_UInt32 &inDegree, const Dtk_tab< Dtk_Double64 > &inKnots, const Dtk_tab< Dtk_pnt > &inControlPoints, const Dtk_tab< Dtk_Double64 > &inWeights=Dtk_tab< Dtk_Double64 >())
	Calls full featured constructor to allocate a new object. More...

static Dtk_NurbsCurvePtr	Create (const Dtk_UInt32 &inDegree, const Dtk_tab< Dtk_Double64 > &inKnotsValues, const Dtk_tab< Dtk_UChar8 > &inKnotsMultiplicities, const Dtk_tab< Dtk_pnt > &inControlPoints, const Dtk_tab< Dtk_Double64 > &inWeights=Dtk_tab< Dtk_Double64 >())
	Calls full featured constructor to allocate a new object. More...

static Dtk_NurbsCurve *	DtkDynamicCast (Dtk_Object *inObject)

Protected Types
enum	{ _typeID = DTK_TYPE_OBJECT }

enum	{ _typeID = DTK_TYPE_CURVE }

enum	{ _typeID = DTK_TYPE_NURBS_CURVE }

Protected Member Functions
void	_Copy (const Dtk_Curve &s)

void	_copy (const Dtk_Entity &s)

void	_init ()

void	_reset ()

virtual Dtk_Object *	Clone ()

	Dtk_NurbsCurve ()

	Dtk_NurbsCurve (const Dtk_NurbsCurve &s)

	Dtk_NurbsCurve (const Dtk_tab< Dtk_CurvePtr > &inCurvesToMerge, Dtk_Double64 stichtol, Dtk_bool LengthParameter)

	Dtk_NurbsCurve (const Dtk_UInt32 &inDegree, const Dtk_tab< Dtk_Double64 > &inKnots, const Dtk_tab< Dtk_pnt > &inControlPoints, const Dtk_tab< Dtk_Double64 > &inWeights=Dtk_tab< Dtk_Double64 >())

	Dtk_NurbsCurve (const Dtk_UInt32 &inDegree, const Dtk_tab< Dtk_Double64 > &inKnotsValues, const Dtk_tab< Dtk_UChar8 > &inKnotsMultiplicities, const Dtk_tab< Dtk_pnt > &inControlPoints, const Dtk_tab< Dtk_Double64 > &inWeights=Dtk_tab< Dtk_Double64 >())

	Dtk_NurbsCurve (const Dtk_UInt32 &inDegree, const Dtk_tab< Dtk_pnt > &inControlPoints)

virtual	~Dtk_NurbsCurve ()

Protected Attributes
Dtk_Handle *	_Private

unsigned long	count_

Detailed Description

This is the Nurbs Class.

See also: Use Dtk_NurbsCurvePtr class to handle it.

Member Enumeration Documentation

◆ anonymous enum

anonymous enum

protectedinherited

Enumerator
_typeID

10 { _typeID = DTK_TYPE_OBJECT };

◆ anonymous enum

anonymous enum

protectedinherited

Enumerator
_typeID

91 { _typeID = DTK_TYPE_CURVE };

◆ anonymous enum

anonymous enum

protected

Enumerator
_typeID

192 { _typeID = DTK_TYPE_NURBS_CURVE };

Constructor & Destructor Documentation

◆ Dtk_NurbsCurve() [1/6]

Dtk_NurbsCurve::Dtk_NurbsCurve ( )

protected

◆ Dtk_NurbsCurve() [2/6]

Dtk_NurbsCurve::Dtk_NurbsCurve ( const Dtk_NurbsCurve & s )

protected

◆ ~Dtk_NurbsCurve()

virtual Dtk_NurbsCurve::~Dtk_NurbsCurve ( )

protectedvirtual

◆ Dtk_NurbsCurve() [3/6]

Dtk_NurbsCurve::Dtk_NurbsCurve	(	const Dtk_UInt32 &	inDegree,
		const Dtk_tab< Dtk_pnt > &	inControlPoints
	)

protected

◆ Dtk_NurbsCurve() [4/6]

Dtk_NurbsCurve::Dtk_NurbsCurve	(	const Dtk_UInt32 &	inDegree,
		const Dtk_tab< Dtk_Double64 > &	inKnots,
		const Dtk_tab< Dtk_pnt > &	inControlPoints,
		const Dtk_tab< Dtk_Double64 > &	inWeights = `Dtk_tab< Dtk_Double64 >()`
	)

protected

◆ Dtk_NurbsCurve() [5/6]

Dtk_NurbsCurve::Dtk_NurbsCurve	(	const Dtk_UInt32 &	inDegree,
		const Dtk_tab< Dtk_Double64 > &	inKnotsValues,
		const Dtk_tab< Dtk_UChar8 > &	inKnotsMultiplicities,
		const Dtk_tab< Dtk_pnt > &	inControlPoints,
		const Dtk_tab< Dtk_Double64 > &	inWeights = `Dtk_tab< Dtk_Double64 >()`
	)

protected

◆ Dtk_NurbsCurve() [6/6]

Dtk_NurbsCurve::Dtk_NurbsCurve	(	const Dtk_tab< Dtk_CurvePtr > &	inCurvesToMerge,
		Dtk_Double64	stichtol,
		Dtk_bool	LengthParameter
	)

protected

Member Function Documentation

◆ _ComputeAnyDerivative()

virtual Dtk_ErrorStatus Dtk_NurbsCurve::_ComputeAnyDerivative	(	Dtk_Double64	inUvalue,
		int	inUdiff,
		Dtk_dir &	outdir,
		int	exttype
	)		const

virtual

Compute any derivative for an U value.

Parameters

[in]	inUvalue	: the U value
[in]	inUdiff	: wanted derivative (0 = point, 1 = Udir or tangent, 2 = second derivative, etc.)
[out]	outdir	: the computed derivative
[in]	exttype	: for internal use

Reimplemented from Dtk_Curve.

◆ _ComputeAnyDerivativeExtended()

Dtk_ErrorStatus Dtk_NurbsCurve::_ComputeAnyDerivativeExtended	(	Dtk_Double64	inUvalue,
		int	inUdiff,
		Dtk_dir &	outdir,
		int	exttype
	)		const

Compute any derivative for an U value outside of the curve definition.

Parameters

[in]	inUvalue	: the U value
[in]	inUdiff	: wanted derivative (0 = point, 1 = Udir or tangent, 2 = second derivative, etc.)
[out]	outdir	: the computed derivative
[in]	exttype	: for internal use

◆ _ComputeWeight()

Dtk_Double64 Dtk_NurbsCurve::_ComputeWeight	(	Dtk_Double64	inUvalue,
		int	exttype
	)		const

◆ _Copy()

void Dtk_Curve::_Copy ( const Dtk_Curve & s )

protectedinherited

◆ _copy()

void Dtk_Entity::_copy ( const Dtk_Entity & s )

protectedinherited

◆ _DegreeElevation()

Dtk_ErrorStatus Dtk_NurbsCurve::_DegreeElevation ( const Dtk_Size_t & inDegreeElevation )

◆ _init()

void Dtk_Entity::_init ( )

protectedinherited

◆ _KnotInsertion()

Dtk_ErrorStatus Dtk_NurbsCurve::_KnotInsertion	(	const Dtk_Double64 &	inUparameter,
		const Dtk_Size_t &	inOccurence,
		Dtk_Double64	inTolerance = `DTK_TOLERANCE`
	)

◆ _KnotRemoval()

int Dtk_NurbsCurve::_KnotRemoval	(	const Dtk_Double64 &	inU,
		const int &	inNum,
		const Dtk_Double64 &	inTolerance
	)

◆ _reset()

void Dtk_Entity::_reset ( )

protectedinherited

◆ _Store()

virtual Dtk_ErrorStatus Dtk_NurbsCurve::_Store ( void * )

virtual

Reimplemented from Dtk_Curve.

◆ CanHaveDiscontinuity()

Dtk_bool Dtk_NurbsCurve::CanHaveDiscontinuity ( ) const

return DTK_TRUE if nurbs can have discontinuity

◆ Clone()

virtual Dtk_Object* Dtk_NurbsCurve::Clone ( )

protectedvirtual

Implements Dtk_Curve.

200 { return new Dtk_NurbsCurve(*this); }

◆ ComputeBoundingBox()

Dtk_ErrorStatus Dtk_NurbsCurve::ComputeBoundingBox	(	Dtk_pnt &	outMin,
		Dtk_pnt &	outMax,
		Dtk_bool	inMorePrecise = `0`
	)

virtual

Compute Bounding Box.

Reimplemented from Dtk_Curve.

◆ ComputeEndPoint()

virtual Dtk_pnt Dtk_NurbsCurve::ComputeEndPoint ( ) const

virtual

Return Last point.

Implements Dtk_Curve.

◆ ComputeLength()

Dtk_Double64 Dtk_Curve::ComputeLength ( )

inherited

return curve Length

◆ ComputeOffset()

Dtk_NurbsCurvePtr Dtk_Curve::ComputeOffset	(	Dtk_Double64	inOffset,
		Dtk_dir	inOffsetDirection
	)

inherited

Compute offset curve and convert it to nurbs.

◆ ComputeOrientedBoundingBox()

virtual Dtk_ErrorStatus Dtk_Curve::ComputeOrientedBoundingBox	(	Dtk_pnt &	outMin,
		Dtk_pnt &	outMax,
		const Dtk_transfo &	inLocal
	)

virtualinherited

Compute Oriented Bounding Box.

◆ ComputeParameter()

virtual Dtk_ErrorStatus Dtk_NurbsCurve::ComputeParameter	(	const Dtk_pnt &	inPoint,
		Dtk_Double64 &	outParameter
	)		const

virtual

Compute pparameter.

Implements Dtk_Curve.

◆ ComputeStartPoint()

virtual Dtk_pnt Dtk_NurbsCurve::ComputeStartPoint ( ) const

virtual

Return First point.

Implements Dtk_Curve.

◆ ComputeUDir()

virtual Dtk_ErrorStatus Dtk_NurbsCurve::ComputeUDir	(	const Dtk_Double64 &	inU,
		Dtk_dir &	outDir
	)		const

virtual

Compute dir on U parameter.

Reimplemented from Dtk_Curve.

◆ ComputeUPoint()

virtual Dtk_ErrorStatus Dtk_NurbsCurve::ComputeUPoint	(	const Dtk_Double64 &	inU,
		Dtk_pnt &	outPoint
	)		const

virtual

Compute point on U parameter.

Implements Dtk_Curve.

◆ ComputeUPointDir()

Dtk_ErrorStatus Dtk_NurbsCurve::ComputeUPointDir	(	const Dtk_Double64 &	inU,
		Dtk_pnt &	outPoint,
		Dtk_dir &	outDir
	)		const

virtual

Compute point and dir on U parameter.

Reimplemented from Dtk_Curve.

◆ Create() [1/5]

static Dtk_NurbsCurvePtr Dtk_NurbsCurve::Create ( const Dtk_NurbsCurve & in )

static

Calls copy constructor to allocate a new object.

Parameters

in	Object to copy from.

◆ Create() [2/5]

static Dtk_NurbsCurvePtr Dtk_NurbsCurve::Create	(	const Dtk_NurbsCurvePtr &	s,
		const Dtk_tab< Dtk_Double64 > &	inKnotsValues,
		const Dtk_tab< Dtk_UChar8 > &	inKnotsMultiplicities
	)

static

Calls full featured constructor to allocate a new object.

◆ Create() [3/5]

static Dtk_NurbsCurvePtr Dtk_NurbsCurve::Create	(	const Dtk_tab< Dtk_CurvePtr > &	inCurvesToMerge,
		Dtk_Double64	stichtol = `DTK_TOLERANCE`,
		Dtk_bool	LengthParameter = `DTK_FALSE`
	)

static

Calls full featured constructor to allocate a new object.

◆ Create() [4/5]

static Dtk_NurbsCurvePtr Dtk_NurbsCurve::Create	(	const Dtk_UInt32 &	inDegree,
		const Dtk_tab< Dtk_Double64 > &	inKnots,
		const Dtk_tab< Dtk_pnt > &	inControlPoints,
		const Dtk_tab< Dtk_Double64 > &	inWeights = `Dtk_tab< Dtk_Double64 >()`
	)

static

Calls full featured constructor to allocate a new object.

◆ Create() [5/5]

static Dtk_NurbsCurvePtr Dtk_NurbsCurve::Create	(	const Dtk_UInt32 &	inDegree,
		const Dtk_tab< Dtk_Double64 > &	inKnotsValues,
		const Dtk_tab< Dtk_UChar8 > &	inKnotsMultiplicities,
		const Dtk_tab< Dtk_pnt > &	inControlPoints,
		const Dtk_tab< Dtk_Double64 > &	inWeights = `Dtk_tab< Dtk_Double64 >()`
	)

static

Calls full featured constructor to allocate a new object.

◆ DeleteCorrespondingNurbs()

void Dtk_Curve::DeleteCorrespondingNurbs ( )

inherited

◆ DtkDynamicCast()

static Dtk_NurbsCurve* Dtk_NurbsCurve::DtkDynamicCast ( Dtk_Object * inObject )

static

◆ DtkDynamicType()

int Dtk_NurbsCurve::DtkDynamicType ( const int & inId )

virtual

downcasting

Reimplemented from Dtk_Curve.

◆ dump()

virtual void Dtk_Object::dump ( FILE * file = stdout )

virtualinherited

◆ ForceG1Continuity()

Dtk_NurbsCurvePtr Dtk_NurbsCurve::ForceG1Continuity ( ) const

◆ get_info()

Dtk_InfoPtr Dtk_Entity::get_info ( ) const

inherited

◆ get_type_detk()

type_detk Dtk_NurbsCurve::get_type_detk ( ) const

virtual

Return Curve type.

Implements Dtk_Entity.

◆ GetDegree()

Dtk_UInt32 Dtk_NurbsCurve::GetDegree ( ) const

return degree

◆ GetDimension()

Dtk_Size_t Dtk_Curve::GetDimension ( ) const

inherited

Return 2 or 3.

◆ GetDomain()

virtual Dtk_ErrorStatus Dtk_NurbsCurve::GetDomain	(	Dtk_Double64 &	outUmin,
		Dtk_Double64 &	outUmax
	)		const

virtual

Get Curve Parametrisation.

Implements Dtk_Curve.

◆ GetID()

const Dtk_ID& Dtk_Entity::GetID ( ) const

inherited

Get Internal UniqueID.

Returns: InternalID

◆ GetKnotMultiplicity()

Dtk_UInt32 Dtk_NurbsCurve::GetKnotMultiplicity ( const Dtk_Size_t & inIndex ) const

return knot multiplicity at inIndex place

◆ GetKnotValue()

Dtk_Double64 Dtk_NurbsCurve::GetKnotValue ( const Dtk_Size_t & inIndex ) const

return knot value at inIndex place

◆ GetNumKnots()

Dtk_Size_t Dtk_NurbsCurve::GetNumKnots ( ) const

return number of different knot value

◆ GetNumPoints()

Dtk_Size_t Dtk_NurbsCurve::GetNumPoints ( ) const

return Num Control points

◆ GetSize()

virtual Dtk_Size_t Dtk_NurbsCurve::GetSize ( ) const

virtual

Reimplemented from Dtk_Curve.

◆ GetTrimEndPoint()

Dtk_pnt Dtk_Curve::GetTrimEndPoint ( ) const

inherited

Return last trim point.

◆ GetTrimStartPoint()

Dtk_pnt Dtk_Curve::GetTrimStartPoint ( ) const

inherited

Return first trim point.

◆ GetTrimUMax()

Dtk_Double64 Dtk_Curve::GetTrimUMax ( ) const

inherited

Get end Trim parameter.

◆ GetTrimUMin()

Dtk_Double64 Dtk_Curve::GetTrimUMin ( ) const

inherited

Get start Trim parameter.

◆ GetTypeBeforeConversion()

type_detk Dtk_NurbsCurve::GetTypeBeforeConversion ( ) const

◆ GetUnpackedKnot()

Dtk_Double64* Dtk_NurbsCurve::GetUnpackedKnot ( ) const

◆ GetWeight()

Dtk_Double64 Dtk_NurbsCurve::GetWeight ( const Dtk_Size_t & inIndex ) const

return weight

◆ info()

Dtk_InfoPtr& Dtk_Entity::info ( )

inherited

◆ InverseTrim()

virtual Dtk_ErrorStatus Dtk_Curve::InverseTrim ( )

virtualinherited

◆ IsBezier()

Dtk_bool Dtk_NurbsCurve::IsBezier ( ) const

return DTK_TRUE if bezier

◆ IsClosed()

Dtk_bool Dtk_NurbsCurve::IsClosed ( Dtk_Double64 inTol = DTK_TOLERANCE ) const

virtual

return DTK_TRUE if nurbs is closed

Reimplemented from Dtk_Curve.

◆ IsLine() [1/2]

Dtk_bool Dtk_Curve::IsLine ( )

inherited

return True if Curve is a line

◆ IsLine() [2/2]

Dtk_bool Dtk_NurbsCurve::IsLine ( ) const

return DTK_TRUE if nurbs is line

◆ IsPeriodic()

virtual Dtk_bool Dtk_NurbsCurve::IsPeriodic ( ) const

virtual

return DTK_TRUE if nurbs is periodic

Reimplemented from Dtk_Curve.

◆ IsRationnal()

Dtk_bool Dtk_NurbsCurve::IsRationnal ( ) const

return DTK_TRUE if one weight != 1

◆ IsTrimmed()

Dtk_bool Dtk_Curve::IsTrimmed ( ) const

inherited

Return DTK_TRUE if Curve Is trimmed by point or parameter value.

◆ IsUniform()

Dtk_bool Dtk_NurbsCurve::IsUniform ( ) const

return DTK_TRUE if knots are uniform

◆ Normalize()

virtual void Dtk_Curve::Normalize ( )

virtualinherited

Normalize Curve.

Reimplemented in Dtk_Line.

◆ Point() [1/2]

Dtk_pnt& Dtk_NurbsCurve::Point ( const Dtk_Size_t & inIndex )

◆ Point() [2/2]

const Dtk_pnt& Dtk_NurbsCurve::Point ( const Dtk_Size_t & inIndex ) const

return the point at place inIndex

◆ PrepareTransfo()

virtual void Dtk_Entity::PrepareTransfo ( )

virtualinherited

Reimplemented in Dtk_OffsetSurface.

◆ Reparam()

Dtk_ErrorStatus Dtk_NurbsCurve::Reparam	(	const Dtk_Double64 &	inUmin,
		const Dtk_Double64 &	inUmax
	)

Set Curve parametrisation domain.

◆ Reverse()

virtual void Dtk_NurbsCurve::Reverse ( )

virtual

Reverse Curve.

Implements Dtk_Curve.

◆ SetDimension()

void Dtk_Curve::SetDimension ( const Dtk_Size_t & inDimension )

inherited

Set curve dimension (2 or 3)

◆ SetIsClosed()

void Dtk_NurbsCurve::SetIsClosed ( const Dtk_bool & inIsClosed )

sets is_closed field to DTK_TRUE or DTK_FALSE

◆ SetIsPeriodic()

void Dtk_NurbsCurve::SetIsPeriodic ( const Dtk_bool & inIsPeriodic )

sets is_closed field to DTK_TRUE or DTK_FALSE

◆ SetTrimmingParameters()

virtual Dtk_ErrorStatus Dtk_Curve::SetTrimmingParameters	(	const Dtk_Double64 &	inUmin,
		const Dtk_Double64 &	inUmax
	)

virtualinherited

Set Trim parameter for curve.

◆ SetTrimPoints()

void Dtk_Curve::SetTrimPoints	(	const Dtk_pnt &	inStartPoint,
		const Dtk_pnt &	inEndPoint
	)

inherited

Set Trim points for curve.

◆ SetTypeBeforeConversion()

void Dtk_NurbsCurve::SetTypeBeforeConversion ( const type_detk & inType )

◆ Split()

Dtk_ErrorStatus Dtk_NurbsCurve::Split	(	Dtk_Double64	inTrimDom[2],
		Dtk_Double64	inTolerance = `DTK_TOLERANCE`
	)

◆ ToNurbs()

virtual Dtk_NurbsCurvePtr Dtk_NurbsCurve::ToNurbs ( ) const

virtual

Convert Curve to nurbs.

Implements Dtk_Curve.

◆ ToPolyline()

virtual Dtk_PolylinePtr Dtk_NurbsCurve::ToPolyline	(	const int &	inMinPoint,
		const Dtk_Double64 &	inTolerance
	)		const

virtual

Convert Curve to polyline.

Implements Dtk_Curve.

◆ Transform()

Dtk_ErrorStatus Dtk_NurbsCurve::Transform ( const Dtk_transfo & inTransfo )

virtual

Transform Curve.

Reimplemented from Dtk_Curve.

Field Documentation

◆ _Private

Dtk_Handle* Dtk_NurbsCurve::_Private

protected

◆ count_

unsigned long Dtk_Object::count_

protectedinherited

Public Member Functions

Static Public Member Functions

Protected Types

Protected Member Functions

Protected Attributes

Detailed Description

Member Enumeration Documentation

◆ anonymous enum

◆ anonymous enum

◆ anonymous enum

Constructor & Destructor Documentation

◆ Dtk_NurbsCurve() [1/6]

◆ Dtk_NurbsCurve() [2/6]

◆ ~Dtk_NurbsCurve()

◆ Dtk_NurbsCurve() [3/6]

◆ Dtk_NurbsCurve() [4/6]

◆ Dtk_NurbsCurve() [5/6]

◆ Dtk_NurbsCurve() [6/6]

Member Function Documentation

◆ _ComputeAnyDerivative()

◆ _ComputeAnyDerivativeExtended()

◆ _ComputeWeight()

◆ _Copy()

◆ _copy()

◆ _DegreeElevation()

◆ _init()

◆ _KnotInsertion()

◆ _KnotRemoval()

◆ _reset()

◆ _Store()

◆ CanHaveDiscontinuity()

◆ Clone()

◆ ComputeBoundingBox()

◆ ComputeEndPoint()

◆ ComputeLength()

◆ ComputeOffset()

◆ ComputeOrientedBoundingBox()

◆ ComputeParameter()

◆ ComputeStartPoint()

◆ ComputeUDir()

◆ ComputeUPoint()

◆ ComputeUPointDir()

◆ Create() [1/5]

◆ Create() [2/5]

◆ Create() [3/5]

◆ Create() [4/5]

◆ Create() [5/5]

◆ DeleteCorrespondingNurbs()

◆ DtkDynamicCast()

◆ DtkDynamicType()

◆ dump()

◆ ForceG1Continuity()

◆ get_info()

◆ get_type_detk()

◆ GetDegree()

◆ GetDimension()

◆ GetDomain()

◆ GetID()

◆ GetKnotMultiplicity()

◆ GetKnotValue()

◆ GetNumKnots()

◆ GetNumPoints()

◆ GetSize()

◆ GetTrimEndPoint()

◆ GetTrimStartPoint()

◆ GetTrimUMax()

◆ GetTrimUMin()

◆ GetTypeBeforeConversion()

◆ GetUnpackedKnot()

◆ GetWeight()

◆ info()

◆ InverseTrim()

◆ IsBezier()

◆ IsClosed()

◆ IsLine() [1/2]

◆ IsLine() [2/2]

◆ IsPeriodic()

◆ IsRationnal()

◆ IsTrimmed()

◆ IsUniform()