Try rebuilding the lighting in UE4 and have a look at the log inside swarm for any errors. We will add a simple large rock to the map. Before he gets to point B, we will block him off and he will automatically figure ou Once this is done you might find various ways to alter the grass color based on the underlying terrain. A grass sprite might look good in isolation but not fit in context with the rest of the tileset.searching “ship material” will search for assets named ship that may be of type material. The magic happens when Grass/Carpet Rendering is ticked within the Enscape General Settings dialog and one or more Revit materials have the keywords “ grass ”, “ short grass ”, “ tall grass ” or “ wild grass ”.In UE4, switch to Landscape Mode (Shift + 3 in UE4.