This is something that has driven me INSANE over the past few years working with Unreal Engine. No matter what I do, no matter what tutorial I follow, I cannot get a seamless lightmap. In this tutorial for example https://www.youtube.com/watch?v=joKnmShAdJE, the author doesn't worry about grid settings or snapping mesh…
Yeah man, that's exactly what I thought too. Did you get the non-contiguous islands idea from the World of Level Design tutorial? I actually used to unwrap contiguous until I watched that. Now it's back to contiguous. I cn't believe it took Epic this long to bring out a video on this stuff, clarifying some of the…