AnyCAD::API::GeomSurface类 参考

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

#include <APIGeomSurface.h>

类 AnyCAD::API::GeomSurface 继承关系图:

Public 成员函数
virtual bool	IsValidGeomey () const
virtual bool	Initialize (const TopoShape &topoShape)
EnumSurfaceType	GetSurfaceType () const
Real	Tolerance () const
Real	FirstUParameter () const
Real	LastUParameter () const
Real	FirstVParameter () const
Real	LastVParameter () const
int	UContinuity () const
int	VContinuity () const
bool	IsUClosed () const
bool	IsVClosed () const
bool	IsUPeriodic () const
bool	IsVPeriodic () const
Real	UPeriod () const
Real	VPeriod () const
Vector3	Value (Real u, Real v) const
Vector3	GetNormal (Real u, Real v) const
Vector3	D0 (Real u, Real v) const
Vector3List	D1 (Real u, Real v) const
Vector3List	D2 (Real u, Real v) const
Vector3List	D3 (Real u, Real v) const
Vector3	DN (Real u, Real v, int nu, int nv) const

详细描述

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

成员函数说明

Vector3 AnyCAD::API::GeomSurface::D0	(	Real	u,
		Real	v
	)		const

Computes the point of parameter U on the surface.

参数

u	the parameter
v	the parameter v

返回

the point.

Vector3List AnyCAD::API::GeomSurface::D1	(	Real	u,
		Real	v
	)		const

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

参数

u	the parameter
v	the parameter v

返回

the point and D1U, D1V. Empty if not C1

Vector3List AnyCAD::API::GeomSurface::D2	(	Real	u,
		Real	v
	)		const

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

参数

u	the parameter
v	the parameter v

返回

the point, the D1U, D1V, D2U, D2V, D2UV. Empty if not C2.

Vector3List AnyCAD::API::GeomSurface::D3	(	Real	u,
		Real	v
	)		const

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

参数

u	the parameter
v	the parameter v

返回

the point, the D1U, D1V, D2U, D2V, D2UV, D3U, D3V, D3UUV, D3UVV. Empty if not C3.

Vector3 AnyCAD::API::GeomSurface::DN	(	Real	u,
		Real	v,
		int	nu,
		int	nv
	)		const

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

参数

u	the parameter
v	the parameter v
nu	the order of derivation
nv	the order of derivation

返回

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

Real AnyCAD::API::GeomSurface::FirstUParameter

(

)

const

The first u parameter.

Real AnyCAD::API::GeomSurface::FirstVParameter

(

)

const

The first v parameter.

Vector3 AnyCAD::API::GeomSurface::GetNormal	(	Real	u,
		Real	v
	)		const

Computes the normal of parameter U and V on the surface.

参数

u	the parameter u
v	the parameter v

返回

the normal.

EnumSurfaceType AnyCAD::API::GeomSurface::GetSurfaceType

(

)

const

Get the surface type. enum EnumSurfaceType:

返回

the point.

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

virtual

Use TopoShape to initialize the geometry, must be surface.

参数

topoShape

the TopoShape

返回

true if ok.

重载 AnyCAD::API::GeomBase .

bool AnyCAD::API::GeomSurface::IsUClosed

(

)

const

Is Closed.

bool AnyCAD::API::GeomSurface::IsUPeriodic

(

)

const

Is Periodic.

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

virtual

Test if valid.

重载 AnyCAD::API::GeomBase .

bool AnyCAD::API::GeomSurface::IsVClosed

(

)

const

Is Closed.

bool AnyCAD::API::GeomSurface::IsVPeriodic

(

)

const

Is Periodic.

Real AnyCAD::API::GeomSurface::LastUParameter

(

)

const

The last u parameter.

Real AnyCAD::API::GeomSurface::LastVParameter

(

)

const

The last v parameter.

Real AnyCAD::API::GeomSurface::Tolerance

(

)

const

tolerance.

int AnyCAD::API::GeomSurface::UContinuity

(

)

const

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

Real AnyCAD::API::GeomSurface::UPeriod

(

)

const

The period.

Vector3 AnyCAD::API::GeomSurface::Value	(	Real	u,
		Real	v
	)		const

Computes the point of parameter U and V on the surface.

参数

u	the parameter u
v	the parameter v

返回

the point.

int AnyCAD::API::GeomSurface::VContinuity

(

)

const

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

Real AnyCAD::API::GeomSurface::VPeriod

(

)

const

The period.

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该类的文档由以下文件生成:

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