AnyCAD::Platform::GeomSurface类 参考

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

类 AnyCAD::Platform::GeomSurface 继承关系图:

Public 成员函数
bool	IsValidGeomey ()
bool	Initialize (TopoShape^ topoShape)
EnumSurfaceType	GetSurfaceType ()
Real	Tolerance ()
Real	FirstUParameter ()
Real	LastUParameter ()
Real	FirstVParameter ()
Real	LastVParameter ()
int	UContinuity ()
int	VContinuity ()
bool	IsUClosed ()
bool	IsVClosed ()
bool	IsUPeriodic ()
bool	IsVPeriodic ()
Real	UPeriod ()
Real	VPeriod ()
Vector3^	Value (Real u, Real v)
Vector3^	GetNormal (Real u, Real v)
Vector3^	D0 (Real u, Real v)
Vector3List^	D1 (Real u, Real v)
Vector3List^	D2 (Real u, Real v)
Vector3List^	D3 (Real u, Real v)
Vector3^	DN (Real u, Real v, int nu, int nv)
DoubleList^	ComputeClosedPoints (Vector3^ point, Real toleranceU, Real toleranceV)
Public 成员函数 继承自 AnyCAD::Platform::GeomBase
bool	IsValidGeomey ()
bool	Initialize (TopoShape^ topoShape)

详细描述

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

成员函数说明

DoubleList ^ AnyCAD::Platform::GeomSurface::ComputeClosedPoints	(	Vector3^	point,
		Real	toleranceU,
		Real	toleranceV
	)

Compute the closed points to the point specified.

参数

point

the position.

返回

the position and parameter on the curve.

Vector3 ^ AnyCAD::Platform::GeomSurface::D0	(	Real	u,
		Real	v
	)

Computes the point of parameter U on the surface.

参数

u	the parameter
v	the parameter v

返回

the point.

Vector3List ^ AnyCAD::Platform::GeomSurface::D1	(	Real	u,
		Real	v
	)

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::Platform::GeomSurface::D2	(	Real	u,
		Real	v
	)

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::Platform::GeomSurface::D3	(	Real	u,
		Real	v
	)

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::Platform::GeomSurface::DN	(	Real	u,
		Real	v,
		int	nu,
		int	nv
	)

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::Platform::GeomSurface::FirstUParameter

(

)

The first u parameter.

Real AnyCAD::Platform::GeomSurface::FirstVParameter

(

)

The first v parameter.

Vector3 ^ AnyCAD::Platform::GeomSurface::GetNormal	(	Real	u,
		Real	v
	)

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::Platform::GeomSurface::GetSurfaceType

(

)

Get the surface type. enum EnumSurfaceType:

返回

the point.

bool AnyCAD::Platform::GeomSurface::Initialize

(

TopoShape^

topoShape

)

Use TopoShape to initialize the geometry, must be surface.

参数

topoShape

the TopoShape

返回

true if ok.

bool AnyCAD::Platform::GeomSurface::IsUClosed

(

)

Is Closed.

bool AnyCAD::Platform::GeomSurface::IsUPeriodic

(

)

Is Periodic.

bool AnyCAD::Platform::GeomSurface::IsValidGeomey

(

)

Test if valid.

bool AnyCAD::Platform::GeomSurface::IsVClosed

(

)

Is Closed.

bool AnyCAD::Platform::GeomSurface::IsVPeriodic

(

)

Is Periodic.

Real AnyCAD::Platform::GeomSurface::LastUParameter

(

)

The last u parameter.

Real AnyCAD::Platform::GeomSurface::LastVParameter

(

)

The last v parameter.

Real AnyCAD::Platform::GeomSurface::Tolerance

(

)

tolerance.

int AnyCAD::Platform::GeomSurface::UContinuity

(

)

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

Real AnyCAD::Platform::GeomSurface::UPeriod

(

)

The period.

Vector3 ^ AnyCAD::Platform::GeomSurface::Value	(	Real	u,
		Real	v
	)

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::Platform::GeomSurface::VContinuity

(

)

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

Real AnyCAD::Platform::GeomSurface::VPeriod

(

)

The period.

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该类的文档由以下文件生成:

• MGeomSurface.h