拎2日應該夠時間整埋把散彈槍prototype
散彈槍難少少整, 因為計pellets + effect range.
唔係計一粒子彈做line trace.
if(敵人太近 && 唔夠血) => 直程成隻喪屍ragdoll, 再"射飛"佢. 唔做死既animation.

之前上tutorial整左個小風扇, 會吹起舊野.
for loop個line trace打中舊野dot product拎返度角,
再apply force.

可以當shotgun pellets就係line trace再apply damage.