UEConsole Commands
VariableConsole VariableRenderer

r.PathTracing.LightGridMaxCount

r.PathTracing.LightGridMaxCount is a console variable in Unreal Engine 5 (UE5). See what r.PathTracing.LightGridMaxCount does, its values, and how to use this cvar in the Unreal console below.

Category: Renderer · Namespace: r

Help

Controls the maximum number of lights per cell in the 2D light grid. The minimum of this value and the number of lights in the scene is used. (default = 128)

Usage

Unreal console (open with ~)
> r.PathTracing.LightGridMaxCount 1

Console variables take a value. Replace 1 with the setting you need. Run it with no value to print the current one.

Related in r