Free Hero Mesh

HeightAt  ( x y -- height )
  Finds the greatest height among objects at the specified location.

HitMe  ( dir -- bool ) **
  Checks hardness/sharpness and shoving like is done by Move, subject to
  From and Arg3. The direction is a direction relative to From, not to
  Self. The result is 1 if shoving or sharpness is successful, or 0
  otherwise. This will update Arg3,including at least setting the low
  otherwise. This will update Arg3, including at least setting the low
  three bits; the new value of Arg3 may then be used as the return value
  from HITBY. It is intended that this instruction is used inside of a
  HITBY block, in case you want to do some of your own processing. The
  Compatible and VisualOnly flags of this object are not checked.

IgnoreKey  ( -- )
  There is no effect outside of the input phase. During the input phase,