iChance -= (INT32)((5 - ubAdjAimPos - iRange / CELL_X_SIZE) * 10 * iPenalty);

	      aimed at
Distance      Body Part		Result
   1		Legs		 10
   1		Torso		 20
   1		Head		 30

   2		Legs		  0
   2		Torso		 10
   2		Head		 20

   3		Legs		-10
   3		Torso		  0
   3		Head		 10

   4		Legs		-20
   4		Torso		-10
   4		Head		  0

   5		Legs		-30
   5		Torso		-20
   5		Head		-10

if (pTarget != NULL && ubAimPos != AIM_SHOT_HEAD)

// Height difference is mitigated by range. A LONGER range reduces this penalty!
if (iRange > 0 && iHeightDifference > 0)
{
	FLOAT fTempPenalty = -100 * iHeightDifference;
	fTempPenalty /= iRange;
	iChance += fTempPenalty;
}