# init(positions:triangleIndices:) Creates a cloth mesh resource from the given vertex positions and triangle indices. ``` @MainActor convenience init(positions: [SIMD3], triangleIndices: [UInt32]) throws ``` ## Parameters `positions` Positions for the vertices of the mesh. `triangleIndices` Indices of the vertices forming the triangle primitives of the mesh. --- 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)