# Enum.FacsActionUnit

Roblox Engine API enum from Roblox Studio 0.744.0.7441077 (version-7aaa6838d36c4448).

- HTML page: https://rapi.sleaze.dev/enums/FacsActionUnit/
- Roblox documentation: https://create.roblox.com/docs/reference/engine/enums/FacsActionUnit

Identifies a Facial Action Coding System pose for facial animation.

## Items

| Name | Value | Description |
| --- | --- | --- |
| `ChinRaiserUpperLip` | 0 | Moves the upper lip upward when the chin raiser is engaged. |
| `ChinRaiser` | 1 | Raises the chin and moves the lower lip upward. |
| `FlatPucker` | 2 | Moves the mouth corners inward and presses the lips against the teeth. |
| `Funneler` | 3 | Forms an O shape with the mouth. |
| `LowerLipSuck` | 4 | Rolls the lower lip over the teeth. |
| `LipPresser` | 5 | Presses the lips together. |
| `LipsTogether` | 6 | Brings the lips together relative to the jaw-drop pose. |
| `MouthLeft` | 7 | Moves the mouth to the character's left. |
| `MouthRight` | 8 | Moves the mouth to the character's right. |
| `Pucker` | 9 | Puckers the lips into a kiss-like shape. |
| `UpperLipSuck` | 10 | Rolls the upper lip over the teeth. |
| `LeftCheekPuff` | 11 | Puffs the left cheek. |
| `LeftDimpler` | 12 | Moves the left mouth corner backward to form a dimple. |
| `LeftLipCornerDown` | 13 | Lowers the left mouth corner into a frown. |
| `LeftLowerLipDepressor` | 14 | Lowers the left side of the lower lip to reveal the lower teeth. |
| `LeftLipCornerPuller` | 15 | Raises the left mouth corner into a smile. |
| `LeftLipStretcher` | 16 | Stretches the left mouth corner outward. |
| `LeftUpperLipRaiser` | 17 | Raises the left side of the upper lip to reveal the upper teeth. |
| `RightCheekPuff` | 18 | Puffs the right cheek. |
| `RightDimpler` | 19 | Moves the right mouth corner backward to form a dimple. |
| `RightLipCornerDown` | 20 | Lowers the right mouth corner into a frown. |
| `RightLowerLipDepressor` | 21 | Lowers the right side of the lower lip to reveal the lower teeth. |
| `RightLipCornerPuller` | 22 | Raises the right mouth corner into a smile. |
| `RightLipStretcher` | 23 | Stretches the right mouth corner outward. |
| `RightUpperLipRaiser` | 24 | Raises the right side of the upper lip to reveal the upper teeth. |
| `JawDrop` | 25 | Lowers the jaw to open the mouth. |
| `JawLeft` | 26 | Moves the mouth and jaw toward the character's left. |
| `JawRight` | 27 | Moves the mouth and jaw toward the character's right. |
| `Corrugator` | 28 | Moves the left and right eyebrows inward. |
| `LeftBrowLowerer` | 29 | Lowers the left eyebrow. |
| `LeftOuterBrowRaiser` | 30 | Raises the outer part of the left eyebrow. |
| `LeftNoseWrinkler` | 31 | Raises the left nostril and wrinkles the left side of the nose. |
| `LeftInnerBrowRaiser` | 32 | Raises the inner half of the left eyebrow. |
| `RightBrowLowerer` | 33 | Lowers the right eyebrow. |
| `RightOuterBrowRaiser` | 34 | Raises the outer part of the right eyebrow. |
| `RightInnerBrowRaiser` | 35 | Raises the inner half of the right eyebrow. |
| `RightNoseWrinkler` | 36 | Raises the right nostril and wrinkles the right side of the nose. |
| `EyesLookDown` | 37 | Moves the gaze downward. |
| `EyesLookLeft` | 38 | Moves the gaze to the left. |
| `EyesLookUp` | 39 | Moves the gaze upward. |
| `EyesLookRight` | 40 | Moves the gaze to the right. |
| `LeftCheekRaiser` | 41 | Raises the left cheek and squints the left eye. |
| `LeftEyeUpperLidRaiser` | 42 | Raises the left upper eyelid to reveal more of the eye above the iris. |
| `LeftEyeClosed` | 43 | Closes the left eyelid. |
| `RightCheekRaiser` | 44 | Raises the right cheek and squints the right eye. |
| `RightEyeUpperLidRaiser` | 45 | Raises the right upper eyelid to reveal more of the eye above the iris. |
| `RightEyeClosed` | 46 | Closes the right eyelid. |
| `TongueDown` | 47 | Bends the tongue downward. |
| `TongueOut` | 48 | Extends the tip of the tongue out of the mouth. |
| `TongueUp` | 49 | Bends the tongue upward. |

## Used by

Each entry lists the class, then the role and names of the members that use this type.

- [EditableMesh](https://rapi.sleaze.dev/classes/EditableMesh.md): method parameter `GetFacsPose`, `SetFacsBonePose`, `SetFacsPose`