[UPROPERTY](Programming/UnrealArchitecture/Reference/Properties)(EditAnywhere, BlueprintReadWrite, Category=General, DisplayName="Denoise")
EGPULightmassDenoisingOptions DenoisingOptions
If enabled, denoise the results on the CPU after rendering. On Completion denoises the entire lightmap when it is finished. During Interactive Preview denoises each tile as it finishes, which is useful for previewing but less efficient.