# init(generator:_:) Creates an augmenter from a random number generator and an augmentation builder. ``` init(generator: RandomNumberGenerator = SystemRandomNumberGenerator(), @AugmentationBuilder _ builder: @escaping () -> RandomTransformer) where Input == RandomTransformer.Input ``` ## Parameters `generator` A random number generator. `builder` An augmentation builder. --- 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)