r.D3D12.RayTracing.ViewDescriptorHeapSize

Var

Unreal Engine Var console variable.

rD3D12RayTracingViewDescriptorHeapSize

Description

Maximum number of descriptors per ray tracing view descriptor heap. (default = 250k, ~8MB per heapTypical measured descriptor heap usage in large scenes is ~50k. An error is reported when this limit is reached and shader bindings for subsequent objects are skipped

Usage

r.D3D12.RayTracing.ViewDescriptorHeapSize [value]

Set via the console (~) or in DefaultEngine.ini / DefaultGame.ini.

Related Variables

r.D3D12.AllowAsyncComputeVar r.D3D12.AllowPayloadMergeVar r.D3D12.AutoAttachPIXVar r.D3D12.BreadCrumbsVar r.D3D12.Depth24BitVar

All Console Variables