http://bugs.winehq.org/show_bug.cgi?id=23673
--- Comment #10 from Andrew Millington andrew.millington@gmail.com 2013-04-05 04:25:48 CDT --- fixme:d3d:resource_check_usage Unhandled usage flags 0x8. fixme:d3dx:ID3DXMeshImpl_OptimizeInplace D3DXMESHOPT_VERTEXCACHE not implemented.
Found this bug #28635 that contains the above as well.