API Reference > geometry-core > CartesianGeometry > Ellipsoid > otherEllipsoidAnglesToThisEllipsoidAngles otherEllipsoidAnglesToThisEllipsoidAngles Method Evaluate the surface normal on other ellipsoid at given angles If other is undefined, default to unit sphere. Find the angles for the same normal on this ellipsoid otherEllipsoidAnglesToThisEllipsoidAngles(otherEllipsoid: Ellipsoid | undefined, otherAngles: LongitudeLatitudeNumber, result?: LongitudeLatitudeNumber): LongitudeLatitudeNumber | undefined Parameter Type Description otherEllipsoid Ellipsoid | undefined otherAngles LongitudeLatitudeNumber result LongitudeLatitudeNumber Returns - LongitudeLatitudeNumber | undefined Defined in core/geometry/src/geometry3d/Ellipsoid.ts Line 660 Last Updated: 13 June, 2024