Controls whether to override the setting for viewport lighting during rendering.
Provides a way of overriding the DEFAULTLIGHTING system variable for rendering while retaining the setting for working in a viewport.
0
The current lights in the viewport are used in the rendered scene, either default lights or user lights, as specified by the DEFAULTLIGHTING system variable.
1
Overrides the setting for the DEFAULTLIGHTING system variable. Only user lights are rendered.
