# init(x:y:z:) Creates a rotation axis from the specified floating-point values. ``` init(x: T, y: T, z: T) where T : BinaryFloatingPoint ``` ## Parameters `x` A floating-point value that specifies the x-coordinate value. `y` A floating-point value that specifies the y-coordinate value. `z` A floating-point value that specifies the z-coordinate value. --- 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)