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    "visionOS: 1.0.0 -"
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# DeviceAnchor

The position and orientation of Apple Vision Pro.

```
struct DeviceAnchor
```

## Overview

You create a device anchor by starting an [`ARKitSession`](/documentation/ARKit/ARKitSession) with a [`WorldTrackingProvider`](/documentation/ARKit/WorldTrackingProvider) and calling its [`queryDeviceAnchor(atTimestamp:)`](/documentation/ARKit/WorldTrackingProvider/queryDeviceAnchor(atTimestamp:)) method.

## Topics

### Inspecting a device anchor

[`originFromAnchorTransform`](/documentation/ARKit/DeviceAnchor/originFromAnchorTransform)

The transform from the device to the origin coordinate system.

[`trackingState`](/documentation/ARKit/DeviceAnchor/trackingState-swift.property)

Tracking state of this anchor

[`DeviceAnchor.TrackingState`](/documentation/ARKit/DeviceAnchor/TrackingState-swift.enum)

Values that describe the tracking state of a device anchor.

[`isTracked`](/documentation/ARKit/DeviceAnchor/isTracked)

A Boolean value that indicates whether ARKit is tracking the device.

[`description`](/documentation/ARKit/DeviceAnchor/description)

A textual representation of this anchor.

[`id`](/documentation/ARKit/DeviceAnchor/id)

The unique identifier of this anchor.


---

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