r.PathTracing.MeshDecalRoughnessCutoff
VarUnreal Engine Var console variable.
rPathTracingMeshDecalRoughnessCutoff
Description
Do not evaluate mesh decals beyond this roughness level to improve performance (default=0.15)
Usage
r.PathTracing.MeshDecalRoughnessCutoff [value]Set via the console (~) or in DefaultEngine.ini / DefaultGame.ini.

