TopoShapeProperty类 参考

Public 成员函数
	TopoShapeProperty (TopoShape shape)
boolean	SetShape (TopoShape shape)
double	EdgeLength ()
double	SurfaceArea ()
double	SolidVolume ()
GPnt	CenterOfMass ()
void	Add (TopoShapeProperty item, double density)
GMat	MatrixOfInertia ()
GXYZ	StaticMoments ()
double	MomentOfInertia (GAx1 A)
double	RadiusOfGyration (GAx1 A)
PrincipalProps	PrincipalProperties ()

详细描述

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获取几何属性

成员函数说明

Add()

void TopoShapeProperty.Add	(	TopoShapeProperty	item,
		double	density )

Add sub shape property

参数

item	the sub information.
density	the density.

CenterOfMass()

GPnt TopoShapeProperty.CenterOfMass

(

)

Compute center of the mass.

返回

the center position.

EdgeLength()

double TopoShapeProperty.EdgeLength

(

)

Compute the length of all edges.

返回

the length

MatrixOfInertia()

GMat TopoShapeProperty.MatrixOfInertia

(

)

Get the matrix of inertia. It is a symmetrical matrix.

返回

the matrix of inertia.

MomentOfInertia()

double TopoShapeProperty.MomentOfInertia

(

GAx1

A

)

computes the moment of inertia of the material system.

参数

A	the the axis.

返回

the moment of inertia.

PrincipalProperties()

PrincipalProps TopoShapeProperty.PrincipalProperties

(

)

Get the principal properties

返回

the Principal Properties

RadiusOfGyration()

double TopoShapeProperty.RadiusOfGyration

(

GAx1

A

)

Get the radius of gyration of the current system.

参数

A	the the axis.

返回

the radius.

SetShape()

boolean TopoShapeProperty.SetShape

(

TopoShape

shape

)

Set the TopoShape to compute

参数

shape

the TopoShape

SolidVolume()

double TopoShapeProperty.SolidVolume

(

)

Compute the volume of all solids.

返回

the volume.

StaticMoments()

GXYZ TopoShapeProperty.StaticMoments

(

)

Get Ix, Iy, Iz, the static moments of inertia of the
current system; i.e. the moments of inertia about the
three axes of the Cartesian coordinate system.

SurfaceArea()

double TopoShapeProperty.SurfaceArea

(

)

Compute the area of all surfaces.

返回

the area