Can't find reference Tao.OpenGl and Tao.Platform.Windows in Add reference window in MSV C# 2010 Express Edtn

Downloaded and installed the Tao framework. But visual studio shows no clue about it. I thought it will 开发者_Python百科find automatically. Does it have anything to do with GAC? Here is a snapshot:

I've created a sexy visual studio extension that will help you to achieve your goal. Muse VSReferences will allow you to add a Global Assembly Cache reference to the project from Add GAC Reference menu item.

Finally Got the solution Here. Specially look this section: To display an assembly in the Add Reference dialog box