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Ellipse Constructor (Point3d, Point3d, Point3d)
Initializes a new ellipse from a center point and the two semiaxes intersections.

Namespace: Rhino.Geometry
Assembly: RhinoCommon (in RhinoCommon.dll) Version: 5.1.50000.0 (5.0.20693.0)
Syntax
public Ellipse(
	Point3d center,
	Point3d second,
	Point3d third
)

Parameters

center
Type: Rhino.GeometryPoint3d
A center for the ellipse. The avarage of the foci.
second
Type: Rhino.GeometryPoint3d
The intersection of the ellipse X axis with the ellipse itself.
third
Type: Rhino.GeometryPoint3d
A point that determines the radius along the Y semiaxis.

If the point is at right angle with the (center - second point) vector, it will be the intersection of the ellipse Y axis with the ellipse itself.

See Also