Instance Property

sessionIdentifier

The unique identifier of the session that owns this anchor.

Declaration

@property(nonatomic, readonly) NSUUID *sessionIdentifier;

Discussion

ARKit sets this property when a user first adds an anchor to a session. In multiuser experiences, use this ID to identify the user that created the anchor.

See Also

Tracking Anchors

identifier

A unique identifier for the anchor.

transform

A matrix encoding the position, orientation, and scale of the anchor relative to the world coordinate space of the AR session the anchor is placed in.