What's the best, quickest (yet good quality) way to get this effect, where floor and sky become one: http://www.3drt.com/3dm/characters/bikers-gang/bikes-pack-3d-honda-cbr-harley-davidson-08.jpg http://www.3drt.com/3dm/sf-forces/jeep-armored-03_02.jpg My model has a nice shadow like that, but the "floor" object's edges are…