Unreal 4 Lighting Academy....or something like that ;)

[Kurt]

@wickerman123

@ Can you snap the lightmap UVs to pixel grid in UE4 or do you have to do that externally? Also where did you hear that Lightmass was getting reworked? That’s an exciting rumour, a progressive lightmapper would be awesome.

Might it be this he is thinking of:

Lighting the Environment