InteractiveRender
Performs interactive renders, updating the render on the fly whenever the input scene changes.
user
Container for user-defined plugs. Nodes should never make their own plugs here, so users are free to do as they wish.
in
The scene to be rendered.
renderer
The renderer to use.
state
Turns the rendering on and off, or pauses it.
out
A direct pass-through of the input scene.
messages
Messages from the render process.