PointOnEllipse Method

Gets a point on an ellipse at the given angle and extent.

Syntax

Visual Basic

'Declaration
 
Public Shared Function PointOnEllipse( _
   ByVal theta As Double, _
   ByVal eccentricity As Double, _
   ByVal center As Point, _
   ByVal halfHeight As Double, _
   ByVal extent As Double _
) As Point

C#

public static Point PointOnEllipse( 
   double theta,
   double eccentricity,
   Point center,
   double halfHeight,
   double extent
)

Parameters

theta

The angle at which to find a point on the ellipse, expressed in radians.

eccentricity

The eccentricity of the ellipse.

center

The center point of the ellipse.

halfHeight

Half the height of the ellipse.

extent

Location of the point relative to the center and the surface of the ellipse, expressed as a value between 0 and 1, with 0 being the center and 1 being on the surface of the ellipse.

Return Value

A point on the ellipse at the given angle and extent.

Requirements

Target Platforms: Windows 10, Windows 8.1, Windows 8, Windows 7, Windows Server 2012, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2