编程工具：delphi7和delphix和box2d. 主要想摸索下box2d和delphix， box2d刚接触，大致看了一下， 水平有限， - Programming tools: Delphi7 and delphix and box2d. Mainly want to explore under box2d and delphix, Box2d just contact, roughly look at, Limited level