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Per OpenXR + Apple visionOS docs, HAND TRACKING in modern XR systems typically outputs which data per hand per frame?
APer-joint 3D pose for ≈ 26 hand joints
BA single 3D point at the wrist position only
CVoice transcription matched to gestures only
DBitmap silhouette of the hand cropped from camera
Answer & Solution
Correct answer: A. Per-joint 3D pose for ≈ 26 hand joints
OpenXR XR_EXT_hand_tracking + visionOS / Quest docs: skeletal pose of all hand joints (palm, wrist, finger phalanges). Engines map this to gameplay gestures.
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