BGCUTOFF
"BGCUTOFF BGCutOff&"
This command sets the background 3D image cutoff height (from top down) from 1% to 95%
BGCutOff& - Cut Off percent from 0 to 95
Values from 1 to 95 cut off 1% to 95% from the top of the
background 3D buffer image. A value of zero turns off the
cutoff effect.
Note: Currrently this command is not used. It is for future support when background Bitmaps can be loaded.