http://www.directfb.org
index.html
DirectFB Reference Manual
IDirectFBSurface.html
IDirectFBSurface
GetAccelerationMask
Get a mask of drawing functions that are hardware accelerated with the current settings.
GetAccelerationMask (
IDirectFBSurface.html
IDirectFBSurface
*
thiz,
IDirectFBSurface.html
IDirectFBSurface
*
source,
types.html#DFBAccelerationMask
DFBAccelerationMask
*
ret_mask
);
If a source surface is specified the mask will also contain accelerated blitting functions.  Note that there is no guarantee that these will actually be accelerated since the surface storage (video/system) is examined only when something actually gets drawn or blitted.
