---
title: requires()
framework: realitykit
role: symbol
role_heading: Instance Method
path: realitykit/canarydescription/requires()
---

# requires()

## Declaration

```swift
func requires() -> _Proto_LowLevelDeformationDescription_v1.SemanticOptions
```

## See Also

### Querying semantic options

- [deforms()](realitykit/canarydescription/deforms().md)