On Sun, Oct 20, 2013 at 11:33 PM, Glenn Maynard <[email protected]> wrote:
> It must not be possible for the UI thread to detect whether present() did > anything--if there's no frame in the ready buffer, nothing changes and the > UI thread can't detect this. Similarly, it must not be possible for the > rendering thread to detect if the ready frame has been presented. These > rules are to prevent exposing asynchronous behavior. > Well you can readback from <canvas>es, so how is that going to work? - Kyle
