r.RayTracing.GlobalIllumination.FireflySuppression
VarUnreal Engine Var console variable.
rRayTracingGlobalIlluminationFireflySuppression
Description
Applies tonemap operator to suppress potential fireflies (default = 0).
Usage
r.RayTracing.GlobalIllumination.FireflySuppression [value]Set via the console (~) or in DefaultEngine.ini / DefaultGame.ini.

