---
title: ARCamera.TrackingState.Reason.excessiveMotion
framework: arkit
role: symbol
role_heading: Case
path: arkit/arcamera/trackingstate-swift.enum/reason/excessivemotion
---

# ARCamera.TrackingState.Reason.excessiveMotion

The device is moving too fast for accurate image-based position tracking.

## Declaration

```swift
case excessiveMotion
```

## See Also

### Inhibitors of Tracking Quality

- [ARCamera.TrackingState.Reason.initializing](arkit/arcamera/trackingstate-swift.enum/reason/initializing.md)
- [ARCamera.TrackingState.Reason.relocalizing](arkit/arcamera/trackingstate-swift.enum/reason/relocalizing.md)
- [ARCamera.TrackingState.Reason.insufficientFeatures](arkit/arcamera/trackingstate-swift.enum/reason/insufficientfeatures.md)