Vega三维视景仿真（华科版）自带的例子-Vega visual simulation examples Branch Edition

osg园区视景仿真，实现小车碰撞检测，粒子效果，键盘控制局部窗口，文本显示功能，程序在VS2013下配置osg3.4实现-OSG Park visual simulation, car collision detection, particle effects, keyboard control of local windows, text display, the program in the VS2013 configuration osg3.4