• http://hub.jmonkeyengine.org/wiki/doku.php/jme3:advanced:camera

注意这句话：

The flyCam class field gives you access to an AppState that extends the default camera in com.jme3.app.SimpleApplication with more features.

也就是说flyCam只是对cam进行了一定的封装，实现其他的功能

JME的flyCam和cam的区别