Box2d body movement in Andengine

Question

我做了一个赛车游戏。有汽车。它通过onAnalogScreenContol按钮移动。它设置的速度非常完美，可以为它的主体设置速度。但是当我添加50个矩形和主体形状的墙时，汽车移动得非常快。我怎么解决这个问题？

Answer 1

Perhaphs having a look at the code to my racing game will help you: http://sebastiannilsson.com/en/k/projekt/sketchy-truck/

Source code is hosted on Github. It will give you an example of how to do a racing game in Android. I do not know how similar it is to your game though.