The RGBA_GETGREEN macro retrieves the green component of an RGBA D3DCOLOR value.
RGBA_GETGREEN(rgb)    (((rgb) >> 8) & 0xff) 
 The macros returns the green component.
  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.