本例子是D3D的粒子系统代码,有各种粒子效果,加入风向,重力等-this example is the particle system D3D code, there are various particle effects, by adding wind, gravity

windows桌面飘雪小游戏程序源码。 WindowsAPI和Timer的结合使用，通过坐标控制雪花的下落及风向吹动的效果。 桌面上飘起了大小不一的雪花-windows desktop snow game program source code. Of WindowsAPI and the Timer using the coordinates control the whereabouts of the snowflake and the wind blowing effect