The face mesh provided by ARKit, showing automatic estimation of the real-world directional lighting environment, as well as a texture you can use to map 2D ...
New with UE4.20 is support for Apple's ARKit face tracking, using the
orientation of the coordinate system with respect to the real world ( see worldAlignment ).
The Scanning and Detecting 3D Objects sample is a port of an Apple project
Use detectionObjects in a world-tracking AR session to recognize a reference ...
SmileToUnlock – This library uses ARKit Face Tracking in order to catch a user's smile.
World Alignment — which is used to specify what kind of transform tracking you
Tracking the user's hand(s) or a handheld input device can provide a 6DOF interaction
set the following options: World Alignment: Camera. Session Type: Face.
ARKit makes it easy with built-in image and object tracking. This is perfect