r.RayTracing.GlobalIllumination.UseRussianRoulette
r.RayTracing.GlobalIllumination.UseRussianRoulette is a console variable in Unreal Engine 5 (UE5). See what r.RayTracing.GlobalIllumination.UseRussianRoulette does, its values, and how to use this cvar in the Unreal console below.
Category: Renderer · Namespace:
rHelp
Perform Russian Roulette to only cast diffuse rays on surfaces with brighter albedos (default = 0)NOTE: This parameter is experimental
Usage
Unreal console (open with ~)
> r.RayTracing.GlobalIllumination.UseRussianRoulette 1Console variables take a value. Replace 1 with the setting you need. Run it with no value to print the current one.
Related in r
r.RayTracing.GlobalIllumination.MaxRayDistanceVarr.RayTracing.GlobalIllumination.MaxShadowDistanceVarr.RayTracing.GlobalIllumination.NextEventEstimationSamplesVarr.RayTracing.GlobalIllumination.RenderTileSizeVarr.RayTracing.GlobalIllumination.SamplesPerPixelVarr.RayTracing.GlobalIllumination.ScreenPercentageVarr.RayTracing.LightCulling.CellsVarr.RayTracing.LightCulling.CellSizeVarr.RayTracing.MeshDrawCommands.CacheMultithreadedVarr.RayTracing.NonBlockingPipelineCreationVarr.RayTracing.NormalBiasVarr.RayTracing.ParallelMeshBatchSetupVar