http://blogs.technet.com/b/thomasolsen/archive/2008/11/12/link-to-tom-mulcahy-s-blog-direct2d-interop-with-direct3d10.aspxTom Mulcahy is a Software Design Engineer on the Direct2D team. He posted a cool sample on his blog (Zemblanity) that demonstrates how to do interop between Direct2D and Direct3D10. Check it out. http://blogs.msdn.com/tmulcahy/archive/2008/10/31/renderingen-USTelligent Evolution Platform Developer Build (Build: 5.6.50428.7875)