A tracked face. An instance of this object represents a tracked face and its corresponding blend shapes. The blend shapes come from the [url=https://docs.vrcft.io/docs/tutorial-avatars/tutorial-avatars-extras/unified-blendshapes]Unified Expressions[/url] standard, and contain extended details and visuals for each blend shape. Additionally the [url=https://docs.vrcft.io/docs/tutorial-avatars/tutorial-avatars-extras/compatibility/overview]Tracking Standard Comparison[/url] page documents the relationship between Unified Expressions and other standards. As face trackers are turned on they are registered with the [XRServer]. $DOCS_URL/tutorials/xr/index.html Returns the requested face blend shape weight. Sets a face blend shape weight. The array of face blend shape weights with indices corresponding to the [enum BlendShapeEntry] enum. Right eye looks outwards. Right eye looks inwards. Right eye looks upwards. Right eye looks downwards. Left eye looks outwards. Left eye looks inwards. Left eye looks upwards. Left eye looks downwards. Closes the right eyelid. Closes the left eyelid. Squeezes the right eye socket muscles. Squeezes the left eye socket muscles. Right eyelid widens beyond relaxed. Left eyelid widens beyond relaxed. Dilates the right eye pupil. Dilates the left eye pupil. Constricts the right eye pupil. Constricts the left eye pupil. Right eyebrow pinches in. Left eyebrow pinches in. Outer right eyebrow pulls down. Outer left eyebrow pulls down. Inner right eyebrow pulls up. Inner left eyebrow pulls up. Outer right eyebrow pulls up. Outer left eyebrow pulls up. Right side face sneers. Left side face sneers. Right side nose canal dilates. Left side nose canal dilates. Right side nose canal constricts. Left side nose canal constricts. Raises the right side cheek. Raises the left side cheek. Puffs the right side cheek. Puffs the left side cheek. Sucks in the right side cheek. Sucks in the left side cheek. Opens jawbone. Closes the mouth. Pushes jawbone right. Pushes jawbone left. Pushes jawbone forward. Pushes jawbone backward. Flexes jaw muscles. Raises the jawbone. Upper right lip part tucks in the mouth. Upper left lip part tucks in the mouth. Lower right lip part tucks in the mouth. Lower left lip part tucks in the mouth. Right lip corner folds into the mouth. Left lip corner folds into the mouth. Upper right lip part pushes into a funnel. Upper left lip part pushes into a funnel. Lower right lip part pushes into a funnel. Lower left lip part pushes into a funnel. Upper right lip part pushes outwards. Upper left lip part pushes outwards. Lower right lip part pushes outwards. Lower left lip part pushes outwards. Upper right part of the lip pulls up. Upper left part of the lip pulls up. Lower right part of the lip pulls up. Lower left part of the lip pulls up. Upper right lip part pushes in the cheek. Upper left lip part pushes in the cheek. Moves upper lip right. Moves upper lip left. Moves lower lip right. Moves lower lip left. Right lip corner pulls diagonally up and out. Left lip corner pulls diagonally up and out. Right corner lip slants up. Left corner lip slants up. Right corner lip pulls down. Left corner lip pulls down. Mouth corner lip pulls out and down. Mouth corner lip pulls out and down. Right lip corner is pushed backwards. Left lip corner is pushed backwards. Raises and slightly pushes out the upper mouth. Raises and slightly pushes out the lower mouth. Right side lips press and flatten together vertically. Left side lips press and flatten together vertically. Right side lips squeeze together horizontally. Left side lips squeeze together horizontally. Tongue visibly sticks out of the mouth. Tongue points upwards. Tongue points downwards. Tongue points right. Tongue points left. Sides of the tongue funnel, creating a roll. Tongue arches up then down inside the mouth. Tongue arches down then up inside the mouth. Tongue squishes together and thickens. Tongue flattens and thins out. Tongue tip rotates clockwise, with the rest following gradually. Tongue tip rotates counter-clockwise, with the rest following gradually. Inner mouth throat closes. The Adam's apple visibly swallows. Right side neck visibly flexes. Left side neck visibly flexes. Closes both eye lids. Widens both eye lids. Squints both eye lids. Dilates both pupils. Constricts both pupils. Pulls the right eyebrow down and in. Pulls the left eyebrow down and in. Pulls both eyebrows down and in. Right brow appears worried. Left brow appears worried. Both brows appear worried. Entire face sneers. Both nose canals dilate. Both nose canals constrict. Puffs both cheeks. Sucks in both cheeks. Raises both cheeks. Tucks in the upper lips. Tucks in the lower lips. Tucks in both lips. Funnels in the upper lips. Funnels in the lower lips. Funnels in both lips. Upper lip part pushes outwards. Lower lip part pushes outwards. Lips push outwards. Raises the upper lips. Lowers the lower lips. Mouth opens, revealing teeth. Moves mouth right. Moves mouth left. Right side of the mouth smiles. Left side of the mouth smiles. Mouth expresses a smile. Right side of the mouth expresses sadness. Left side of the mouth expresses sadness. Mouth expresses sadness. Mouth stretches. Lip corners dimple. Mouth tightens. Mouth presses together. Represents the size of the [enum BlendShapeEntry] enum.