AnyCAD::API::GeomCurve类 参考

BSpline Curve tool that can be used to construct BSpline and get BSpline information. 更多...

#include <APIGeomCurve.h>

类 AnyCAD::API::GeomCurve 继承关系图:

Public 成员函数
virtual bool	IsValidGeomey () const
virtual bool	Initialize (const TopoShape &topoShape)
EnumCurveType	GetCurveType () const
bool	Is3DCurve () const
bool	IsCurveOnSurface () const
Real	Tolerance () const
Real	FirstParameter () const
Real	LastParameter () const
int	Continuity () const
bool	IsClosed () const
bool	IsPeriodic () const
Real	Period () const
Vector3	Value (Real u) const
Vector3	D0 (Real u) const
Vector3List	D1 (Real u) const
Vector3List	D2 (Real u) const
Vector3List	D3 (Real u) const
Vector3	DN (Real u, int n) const
FloatList	SplitByUniformLength (Real length, Real tolerance) const
Vector3	GetStartPoint () const
Vector3	GetEndPoint () const
AABox	GetBBox () const

详细描述

BSpline Curve tool that can be used to construct BSpline and get BSpline information.

成员函数说明

int AnyCAD::API::GeomCurve::Continuity

(

)

const

Continuity. enum: C0 = 0, G1, C1, G2, C2, C3, CN

Vector3 AnyCAD::API::GeomCurve::D0

(

Real

u

)

const

Computes the point of parameter U on the curve.

参数

u	the parameter

返回

the point.

Vector3List AnyCAD::API::GeomCurve::D1

(

Real

u

)

const

Computes the point and derivative of parameter U on the curve.

参数

u	the parameter

返回

the point and the first derivative. Empty if not C1

Vector3List AnyCAD::API::GeomCurve::D2

(

Real

u

)

const

Computes the point and derivative of parameter U on the curve.

参数

u	the parameter

返回

the point, the first and second derivative. Empty if not C2.

Vector3List AnyCAD::API::GeomCurve::D3

(

Real

u

)

const

Computes the point and derivative of parameter U on the curve.

参数

u	the parameter

返回

the point, the first, the second and the third derivative. Empty if not C3.

Vector3 AnyCAD::API::GeomCurve::DN	(	Real	u,
		int	n
	)		const

The returned vector gives the value of the derivative for the order of derivation N.

参数

u	the parameter
n	the order of derivation

返回

the vector. Return zero if not CN or N < 1.

Real AnyCAD::API::GeomCurve::FirstParameter

(

)

const

The first parameter.

AABox AnyCAD::API::GeomCurve::GetBBox

(

)

const

Compute the bounding box.

返回

the box.

EnumCurveType AnyCAD::API::GeomCurve::GetCurveType

(

)

const

Get the curve type. enum EnumCurveType

返回

the point.

Vector3 AnyCAD::API::GeomCurve::GetEndPoint

(

)

const

Get the end point position.

返回

the end point.

Vector3 AnyCAD::API::GeomCurve::GetStartPoint

(

)

const

Get the start point position.

返回

the start point.

virtual bool AnyCAD::API::GeomCurve::Initialize ( const TopoShape &  topoShape )

virtual

Use TopoShape to initialize the geometry, must be Edge.

参数

topoShape

the TopoShape

返回

true if ok.

重载 AnyCAD::API::GeomBase .

bool AnyCAD::API::GeomCurve::Is3DCurve

(

)

const

Is 3D Curve.

bool AnyCAD::API::GeomCurve::IsClosed

(

)

const

Is Closed.

bool AnyCAD::API::GeomCurve::IsCurveOnSurface

(

)

const

Is 3D Curve on surface.

bool AnyCAD::API::GeomCurve::IsPeriodic

(

)

const

Is Periodic.

virtual bool AnyCAD::API::GeomCurve::IsValidGeomey ( ) const

virtual

Test if valid.

重载 AnyCAD::API::GeomBase .

被 AnyCAD::API::GeomCircle 重载.

Real AnyCAD::API::GeomCurve::LastParameter

(

)

const

The last parameter.

Real AnyCAD::API::GeomCurve::Period

(

)

const

The period.

FloatList AnyCAD::API::GeomCurve::SplitByUniformLength	(	Real	length,
		Real	tolerance
	)		const

Split the curve to equal parts.

参数

length	the length of each part.
tolerance	the tolerance

返回

the parameters of each part.

Real AnyCAD::API::GeomCurve::Tolerance

(

)

const

tolerance.

Vector3 AnyCAD::API::GeomCurve::Value

(

Real

u

)

const

Computes the point of parameter U on the curve.

参数

u	the parameter

返回

the point.

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该类的文档由以下文件生成:

• E:/Depot/sdk.cpp.ent/inc/Core/APIGeomCurve.h