The D3DSTATS structure contains statistics used by the IDirect3DDevice3::GetStats method.
typedef struct _D3DSTATS { 
    DWORD dwSize; 
    DWORD dwTrianglesDrawn; 
    DWORD dwLinesDrawn; 
    DWORD dwPointsDrawn; 
    DWORD dwSpansDrawn; 
    DWORD dwVerticesProcessed; 
} D3DSTATS, *LPD3DSTATS; 
   Windows NT/2000: Requires Windows NT 4.0 SP3 or later.
  Windows 95/98: Requires Windows 95 or later. Available as a redistributable for Windows 95.
  Header: Declared in d3dtypes.h.