r.Lumen.ScreenProbeGather.RadianceCache.NumFramesToKeepCachedProbes
VarUnreal Engine Var console variable.
rLumenScreenProbeGatherRadianceCacheNumFramesToKeepCachedProbes
Description
Number of frames to keep unused probes in cache. Higher values enable more reuse between frames, but too high values will cause filtering from stale probes.
Usage
r.Lumen.ScreenProbeGather.RadianceCache.NumFramesToKeepCachedProbes [value]Set via the console (~) or in DefaultEngine.ini / DefaultGame.ini.

