Enable passthrough for Hololight Stream for Unreal Engine

Enable passthrough

To enable passthrough in Unreal Engine:

  1. Select Edit > Project Settings,

  2. Set Alpha Output to true.

To use passthrough on the Level in the VR Template, remove or hide the Sky Sphere.

In Unreal Engine 5.4 and earlier Alpha Output is Enable alpha channel support in post processing. Set this to Allow through Tonemapper.