http://bugs.winehq.org/show_bug.cgi?id=10387
--- Comment #15 from Stefan Dösinger stefandoesinger@gmx.at 2007-11-30 10:20:05 --- That's tricky :-(
One way is the tool PixWin.exe in the dx9 sdk. It can generate logs and frame captures similarly to the subframe dumper. Then we can see how it is supposed to be drawn. The problem is that games can refuse to run in PixWin.