本软件就是一款可供人机交互的游戏，可按上下左右键移动并且按空格键发射子弹-This software is an interactive game available, according to the arrow keys and press the space bar moves the bullet fired

In2Ar是俄国人写的非常高效的AS3增强现实工具，它能够识别特定的图像并且返回相应的3D参数。使用它可以做出非常酷的人机交互效果-In2Ar is the best augmented reality tool by as3.You can make many cool interactive apps with it