---
title: trackingLevel
framework: vision
role: symbol
role_heading: Instance Property
path: vision/trackrectanglerequest/trackinglevel-swift.property
---

# trackingLevel

The tracking quality preference.

## Declaration

```swift
final var trackingLevel: TrackRectangleRequest.TrackingLevel { get set }
```

## See Also

### Configuring a request

- [inputObservation](vision/trackrectanglerequest/inputobservation.md)
- [QuadrilateralProviding](vision/quadrilateralproviding.md)
- [TrackRectangleRequest.TrackingLevel](vision/trackrectanglerequest/trackinglevel-swift.enum.md)