Control Facial Movement

Limit or enhance your character’s facial movements.



Our APIs allow users to adjust facial movement in both speaking and idle scenarios.

To adjust facial movement when the character is idle (not speaking) use:

setIdleMovement(frequency, amplitude);


To adjust facial movement when the character is speaking use:

setSpeechMovement(amplitude);


To try out these functions - enter different parameter values and click the buttons below:

  • Frequency (0-100)
    ignored by setSpeechMovement call

  • Amplitude (0-100)

To see how these API calls affect the character during speech, click here to initiate speech.

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