Follow the steps for setting up text to speech manager:
- Add an Empty Object in the Object Hierarchy option and name it SoundManager.
- Select the SoundManager option from Object Hierarchy. Right-click on SoundManager and add new Audio Source.
- Select the Audio Source| Inspector panel change the Spatial Blend option from 2D to 3D.
3D Sound Settings on Inspector windows.
- Navigate to HoloToolkit |Utilities | Scripts, and drag and drop the TextToSpeechManager script over SoundManager as a component.
Adding Text to Speech Manager Component
- Drag the Audio Source and attach it with the input parameter of Audio Source of Text to Speech Manager Script.
That's all for setting up the text to speech manager.