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construct the feature point system
an instance of xr Session manager
Auto AttachSearch playground for disableAutoAttach
Should auto-attach be disabled?
DisposedSearch playground for isDisposed
Is this feature disposed?
Feature Points Added ObservableSearch playground for onFeaturePointsAddedObservable
Observers registered here will be executed whenever new feature points are added (on XRFrame while the session is tracking). Will notify the observers about which feature points have been added.
Feature Points Updated ObservableSearch playground for onFeaturePointsUpdatedObservable
Observers registered here will be executed whenever a feature point has been updated (on XRFrame while the session is tracking). Will notify the observers about which feature points have been updated.
Native Feature NameSearch playground for xrNativeFeatureName
The name of the native xr feature name (like anchor, hit-test, or hand-tracking)
Static Readonly NameSearch playground for Name
The module's name
Static Readonly VersionSearch playground for Version
The (Babylon) version of this module. This is an integer representing the implementation version. This number does not correspond to the WebXR specs version
Is this feature attached
The current feature point cloud maintained across frames.
attachSearch playground for attach
attach this feature
Optional force: boolean
should attachment be forced (even when already attached)
true if successful, false is failed or already attached
detachSearch playground for detach
Detach this feature. Will usually be called by the features manager
true if successful.
disposeSearch playground for dispose
Dispose this feature and all of the resources attached
CompatibleSearch playground for isCompatible
This function will be executed during before enabling the feature and can be used to not-allow enabling it. Note that at this point the session has NOT started, so this is purely checking if the browser supports it
whether or not the feature is compatible in this environment
The feature point system is used to detect feature points from real world geometry. This feature is currently experimental and only supported on BabylonNative, and should not be used in the browser. The newly introduced API can be seen in webxr.nativeextensions.d.ts and described in FeaturePoints.md.