uid: arsubsystems-face-subsystem

XR face subsystem

The face subsystem detects and tracks human faces in the environment.

The face subsystem is a type of tracking subsystem. Its trackable is XRFace.

Face mesh

In addition to a pose, the face subsystem can supply a mesh representing each tracked face. Vertices, indices, normals, and texture coordinates are all optional. To determine runtime capabilities, check the XRFaceSubsystemDescriptor.