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# Audio.Directivity

The radiation pattern of sound emitted from an entity.

```
enum Directivity
```

## Topics

### Enumeration Cases

[`case beam(focus: Double)`](/documentation/RealityKit/Audio/Directivity/beam(focus:))

A parametric frequency-dependent radiation pattern, where the `focus` determines the width of a beam.

## Relationships

### Conforms To

[`Escapable`](/documentation/Swift/Escapable)

[`Encodable`](/documentation/Swift/Encodable)

[`Decodable`](/documentation/Swift/Decodable)

[`Hashable`](/documentation/Swift/Hashable)

[`Equatable`](/documentation/Swift/Equatable)

[`Copyable`](/documentation/Swift/Copyable)

---

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