Scene assembly, lighting and shaders are done in Unreal Engine 3. Most of textures are tileable but blended together using vertex colors and texture masks to create variety on large surfaces without using big textures. WIP thread on polycount here move the cursor over the image to see Lighting only: some wires:   All media from non-commercial products on the site are copyright Vladimir Dergachov unless stated otherwise. Commercial product copyrights belong to the respective owners.