API Reference > geometry-core > Solid > SmoothTransformBetweenFrusta > fractionToWorldCorners fractionToWorldCorners Method After initialization, call this for various intermediate fractions. The returned corner points are in world coordinates "between" start and end positions. fractionToWorldCorners(fraction: number, result?: Point3d[]): Point3d[] Parameter Type Description fraction number result Point3d[] Returns - Point3d[] Defined in geometry3d/FrustumAnimation.ts Line 125 Last Updated: 11 June, 2024