XRAnchorFeature

This OpenXRInteractionFeature configures new extensions XR_ANDROID_trackables and XR_ANDROID_device_anchor_persistence at runtime and provides XRAnchorSubsystem implementation that works on Android XR platform.

Note: due to the dependency on XRSessionFeature and XRTrackableFeature, its priority must be lower than session and trackable features so the feature registration happens after XrInstanceManager and XrTrackableProvider creation.

Summary

Inheritance

Inherits from: OpenXRFeature

Public attributes
ExtensionStrings = "XR_ANDROID_trackables " + "XR_ANDROID_device_anchor_persistence"
const string
The OpenXR Extension string.
FeatureId = "com.google.xr.extensions.anchor"
const string
The feature ID string.
PersistentExtensionString = "XR_ANDROID_device_anchor_persistence"
const string
The OpenXR extensions for persistence feature.
UiName = "Android XR (Extensions): Anchor"
const string
The UI name shows on the XR Plug-in Management panel, help users to understand validation errors and expected fixes.

Public static attributes
IsExtensionEnabled => _extensionEnabled
bool
Gets if the required OpenXR extension is enabled.
RequiredPermission = AndroidXRPermission.SceneUnderstanding
Runtime permission required to enable scene understanding.

Properties
UsePersistence
bool
Gets or sets a value indicating whether to use persistence at runtime.

Public attributes

ExtensionStrings

const string ExtensionStrings =
            "XR_ANDROID_trackables " +
            "XR_ANDROID_device_anchor_persistence"

The OpenXR Extension string.

Used to check if this extensions is available or enabled. To enable runtime confiugration, always enabling persistence extension when it's available.

FeatureId

const string FeatureId = "com.google.xr.extensions.anchor"

The feature ID string.

PersistentExtensionString

const string PersistentExtensionString = "XR_ANDROID_device_anchor_persistence"

The OpenXR extensions for persistence feature.

Used to check if this extensions is available or enabled.

UiName

const string UiName = "Android XR (Extensions): Anchor"

The UI name shows on the XR Plug-in Management panel, help users to understand validation errors and expected fixes.

Public static attributes

IsExtensionEnabled

bool IsExtensionEnabled => _extensionEnabled

Gets if the required OpenXR extension is enabled.

When OpenXR runtime is waiting, it returns null. Otherwise, it indicates whether the XR_ANDROID_trackables extension is available on current device.

RequiredPermission

readonly AndroidXRPermission RequiredPermission =
            AndroidXRPermission.SceneUnderstanding

Runtime permission required to enable scene understanding.

Properties

UsePersistence

bool UsePersistence

Gets or sets a value indicating whether to use persistence at runtime.