James Huk wrote: > 2. You mean you are using extensions from all companies in the list above? No. Read the code to see what's used. Nvidia's and ATI's extensions are widely used. Others probably not, since there are none. James Huk wrote: > 3.That is not what I meant ? I mean what is minimum OpenGL version to ?emulate?(yes I know, we are not emulation anything) ALL features of: Any working. You can have dx9 on non-gpu card. But none of the T&L features will be supported.