r.MegaLights.TraceCompaction.ThreadGroupSize
VarUnreal Engine Var console variable.
rMegaLightsTraceCompactionThreadGroupSize
Description
Size of the trace compaction threadgroup. Larger group is slower to compact, but cam make tracing faster due to improved coherency. Values: 8, 16, 32.
Usage
r.MegaLights.TraceCompaction.ThreadGroupSize [value]Set via the console (~) or in DefaultEngine.ini / DefaultGame.ini.

