Delphi传奇人物遮盖效果，当人物行走到建筑或者其他障碍物的时候 建筑透明遮盖人物，这似乎是一个不值得一说的游戏功能，很基础很基础，如何实现呢？本源码会给你答案。

-

Delphi legend covering effect, when the characters walk to the building or other obstacles when building a transparent cover character, which seems to be a not worth talking about game features, it is very basic foundation, how to achieve it? The source will give you the answer.