DDSURFACEDESC

type DDSURFACEDESC = record

  dwSize: LongWord;

  dwFlags: LongWord;

  dwHeight: LongWord;

  dwWidth: LongWord;

  case Integer of

    0: (

        lPitch: LongInt;

        dwBackBufferCount: LongWord;

        case Integer of

          0: (

              dwMipMapCount: LongWord;

              dwAlphaBitDepth: LongWord;

              dwReserved: LongWord;

              lpSurface: Pointer;

              ddckCKDestOverlay: DDCOLORKEY;

              ddckCKDestBlt: DDCOLORKEY;

              ddckCKSrcOverlay: DDCOLORKEY;

              ddckCKSrcBlt: DDCOLORKEY;

              ddpfPixelFormat: DDPIXELFORMAT;

              ddsCaps: DDSCAPS;

            );

          1: (

              dwZBufferBitDepth: LongWord;

            );

          2: (

              dwRefreshRate: LongWord;

            );

      );

    1: (

        dwLinearSize: LongWord;

      );

end;