# init(controlPoints:creationDate:id:) Creates a stroke path with the specified cubic B-spline control points and a unique identifier. ``` init(controlPoints: T, creationDate: Date, id: UUID) where T : Sequence, T.Element == PKStrokePoint ``` ## Parameters `controlPoints` An array of control points for a cubic B-spline. `creationDate` The start time of this path. `id` The unique identity of the path. ## Discussion> Warning: Using multiple stroke paths with identical IDs but different control points > will result in undefined rendering behavior. Ensure each stroke path has a unique identifier. --- Copyright © 2026 Apple Inc. All rights reserved. | [Terms of Use](https://www.apple.com/legal/internet-services/terms/site.html) | [Privacy Policy](https://www.apple.com/privacy/privacy-policy)