IDP.Math.KGeomLib.createCircle3dByCenterNormalRadius() method
通过圆心、半径和法向来创建圆。 注意：创建的圆围绕着·法向时逆时针的。
Create an circle by center, normal, radius. NOTE: the created arc is always counter-clockwise around the normal.
Signature:
createCircle3dByCenterNormalRadius(center: KPoint3d, normal: KVector3d, radius: number, xDir?: KVector3d): KCircle3d;
Links: createCircle3dByCenterNormalRadius(center: KPoint3d, normal: KVector3d, radius: number, xDir?: KVector3d): KCircle3d;
Parameters
Parameter | Type | Description |
|---|---|---|
center | 圆心。 The center point of the 3D circle. | |
normal | 法向。 The normal of the 3D circle. | |
radius | number | 半径。 The radius of the 3D circle. |
xDir | (Optional) 圆的X轴方向(可选参数)。 The X direction of the local coordinate system of the circle. |
Returns:
圆。
The 3D circle.