# SpatialAnnotationTrackingMode

Artifact: [androidx.xr.runtime:runtime](https://developer.android.com/jetpack/androidx/releases/xr-runtime) [View Source](https://cs.android.com/search?q=file:androidx/xr/runtime/XrCapabilities.kt+class:androidx.xr.runtime.SpatialAnnotationTrackingMode) Added in [1.1.0-alpha02](https://developer.android.com/jetpack/androidx/releases/xr-runtime#1.1.0-alpha02)

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```
@ExperimentalSpatialAnnotationsApi
class SpatialAnnotationTrackingMode
```

<br />

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Type of physical object to be tracked by spatial annotations.

## Summary

| ### Public companion properties |
|---|---|
| `https://developer.android.com/reference/kotlin/androidx/xr/runtime/SpatialAnnotationTrackingMode` | `https://developer.android.com/reference/kotlin/androidx/xr/runtime/SpatialAnnotationTrackingMode#DISABLED()` Spatial annotations will not be tracked. |
| `https://developer.android.com/reference/kotlin/androidx/xr/runtime/SpatialAnnotationTrackingMode` | `https://developer.android.com/reference/kotlin/androidx/xr/runtime/SpatialAnnotationTrackingMode#QUAD()` Unlocks 3D quadrilateral tracking, and inherently includes POINT capabilities. |

| ### Public functions |
|---|---|
| `open https://kotlinlang.org/api/core/kotlin-stdlib/kotlin/-string/index.html` | `https://developer.android.com/reference/kotlin/androidx/xr/runtime/SpatialAnnotationTrackingMode#toString()()` Returns a string representation of `https://developer.android.com/reference/kotlin/androidx/xr/runtime/SpatialAnnotationTrackingMode` for debugging. |

| ### Public properties |
|---|---|
| `https://kotlinlang.org/api/core/kotlin-stdlib/kotlin/-int/index.html` | `https://developer.android.com/reference/kotlin/androidx/xr/runtime/SpatialAnnotationTrackingMode#mode()` |

## Public companion properties

### DISABLED

```
val DISABLED: SpatialAnnotationTrackingMode
```

Spatial annotations will not be tracked.

### QUAD

```
val QUAD: SpatialAnnotationTrackingMode
```

Unlocks 3D quadrilateral tracking, and inherently includes POINT capabilities.

Supported runtimes:

- OpenXR

Required permissions:

- `https://developer.android.com/reference/kotlin/androidx/xr/runtime/manifest/package-summary#SCENE_UNDERSTANDING_FINE()`

## Public functions

### toString

```
open fun toString(): String
```

Returns a string representation of `https://developer.android.com/reference/kotlin/androidx/xr/runtime/SpatialAnnotationTrackingMode` for debugging. Note: Not intended for production use.

## Public properties

### mode

Added in [1.1.0-alpha02](https://developer.android.com/jetpack/androidx/releases/xr-runtime#1.1.0-alpha02)

```
val mode: Int
```