一个基于OpenGL Active控件的颜色混合程序,其中的OpenGLActive是建立OpenGL Active控件的程序,另一个是混合程序,可以观察颜色效果,通过修改参数.很实用.-OpenGL Active control based on the color of the mixed procedure, which is to establish OpenGLActive the OpenGL Active control procedures, and the other is a