你懂得用X轴么?横版卷轴游戏就是用主角的X坐标来激活敌人动作。and you should limit some back walk.
oop好,但是很烦。
街机开发没用过oop.
about enemy movement, you should be a good AI programmer.
too many to say here.
I will not make game at china!!!!
the fucking govement never support game development at china!