On Tue, Oct 14, 2003 at 11:10:01PM +0200, Thomas Winischhofer wrote: > M�ns Rullg�rd wrote: > >Thomas Winischhofer <[EMAIL PROTECTED]> writes: > > > >>>I've been trying to find specs for implementing hardware RENDER > >>>support for my graphics card. I have the specs for the card. The > >>>problem is that nobody seems to know what the various RENDER functions > >>>in a driver are supposed to do, or what the structs represent. > >>>Without this information, there's not much I can do. > >> > >>For a start, look at the mga or the sis driver. Both accelerate aa > >>texture blitting for aa text with quite remarkable speed improvements. > > > > > >I was hoping not to have to wade through hundreds of lines of chip > >specific code and try to guess what they tell the chip to do. If I > >only knew exactly what the functions are supposed to do, and what the > >supplied data is, it would be straight-forward to have my chip do the > >work. > > The parts that do RENDER accleration are by no means hundreds lines of > code. It plain two accelerator functions. I myself had no clue either > when I started, and implementing this took only one day.
Then why has not someone added documentation for it in the XAA.HOWTO file, if it is that simple ? Friendly, Sven Luther _______________________________________________ Devel mailing list [EMAIL PROTECTED] http://XFree86.Org/mailman/listinfo/devel
