这是一个结合vc2005和osg开发的修改窗口和鼠标透明度的小例子，但是osg的版本比较老了，是1.2的，有兴趣的可以下载参考-This is a combination of vc2005 and OSG development changes the transparency of the window and mouse small example, but older versions of OSG, is 1.2, and are interested can download the