# frames An array of floating-point quadruples in which each element represents a discrete state of the animated property at a given point in the animation’s timeline. ``` var frames: [SIMD4] { get set } ``` ## Discussion This array contains sequential values for the animated property when [`bindTarget`](/documentation/RealityKit/AnimationDefinition/bindTarget) is an array of floating-point quadruplets. --- 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)