use DWM to distort a window under Windows 7

Windows 7 has in DWM function to distort a window. I am looking for information about how开发者_JAVA百科 to use these functions (undocumented) to distort any window.

Thanks in advance for your help,

Regards,

There is no supported way of doing this. I'm not even aware of an unsupported way of doing this. (If you manage to find one, make it clear to your customers that your program is doing unsupported things which can stop working at any time.)