r.Lumen.HardwareRayTracing
r.Lumen.HardwareRayTracing is a console variable in Unreal Engine 5 (UE5). See what r.Lumen.HardwareRayTracing does, its values, and how to use this cvar in the Unreal console below.
Category: Renderer · Namespace:
rHelp
Uses Hardware Ray Tracing for Lumen features, when available. Lumen will fall back to Software Ray Tracing otherwise. Note: Hardware ray tracing has significant scene update costs for scenes with more than 100k instances.
Usage
Unreal console (open with ~)
> r.Lumen.HardwareRayTracing 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.Lumen.DiffuseIndirect.MeshSDFRadiusThresholdVarr.Lumen.DiffuseIndirect.MinSampleRadiusVarr.Lumen.DiffuseIndirect.MinTraceDistanceVarr.Lumen.DiffuseIndirect.SurfaceBiasVarr.Lumen.DiffuseIndirect.TraceStepFactorVarr.Lumen.DiffuseIndirect.VoxelStepFactorVarr.Lumen.HardwareRayTracing.FarFieldBiasVarr.Lumen.HardwareRayTracing.InlineVarr.Lumen.HardwareRayTracing.LightingModeVarr.Lumen.HardwareRayTracing.MaxIterationsVarr.Lumen.HardwareRayTracing.MaxTranslucentSkipCountVarr.Lumen.HardwareRayTracing.PullbackBiasVar