Epic's GPUlightmass

[motorsep]

@yujiang.wang

If you want a soruce integration, diff https://github.com/AlanIWBFT/UnrealEngine/tree/gpulm-5.6 against the tag 5.6.0-release and you’ll get a patch. Then, try to apply the patch on your engine source.

Would this work with 5.5.3 and 5.5.4 ?