# shoebox(size:) Creates a box mesh with the vertices positioned such that the bottom surface is at y=0, with faces oriented inward. ``` static func shoebox(size: SIMD3) -> Self ``` ## Parameters `size` The width, height, and depth of the box, in meters. ## Discussion Use this factory method for objects that *define* the scene rather than objects within it — for example, the enclosing walls, floor, and ceiling of a room. ```swift let room = ReverbMeshResource.shoebox(size: [4, 3, 5]) ``` --- 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)