Engine methods behind setShadows and the object flags (absent on older engines: no-ops).
setShadows
Optional
[enabled, mapSize, bias, normalBias, softness, darkness, near, far (0 = auto)]
[enabled, mapSize, bias, normalBias, softness, darkness, auto, cx, cy, cz, radius]
far <= 0 = auto
far <= 0
Engine methods behind
setShadowsand the object flags (absent on older engines: no-ops).