BTW checking it once or even a couple times a second is by far responsive enough. -ben
On Tue, May 1, 2012 at 6:48 PM, Ben Houston <[email protected]> wrote: > You can technically ignore it, but if your render is long, user's will > get annoyed with it and complain. Thus for the best user experience, > you want to pay attention to it. > -ben > > On Tue, May 1, 2012 at 6:15 PM, Nicolas Burtnyk <[email protected]> > wrote: >> Hey guys, >> >> Does anyone have any experience with the Custom Render Abort callback? >> I'm confused by some statements and the example code in the docs. >> >> The docs say that in response to the abort callback we should halt further >> processing as soon as possible and return CStatus::Abort from the Process >> callback. >> What is an acceptable "as soon as possible"? Obviously we can't check >> whether the abort flag is set for every line of code. >> Are there functions that will fail or hang if used after Abort has been >> called? Anything else we should be aware of here? For instance is it >> technically legal (albeit not nice to the user) to ignore the Abort callback >> and just keep on extracting data and sending fragments to Soft? >> >> Also, I'm confused by this statement in the docs on the Abort callback: "The >> optimal way of doing this is to unlock the scene graph first, and then check >> whether the flag has been set, in which case it should stop immediately, >> otherwise then lock the scene graph again and carry on." What is the purpose >> of unlocking the scene graph prior to checking the abort flag? Why not just >> unlock if we find that the abort flag has been set? >> >> Finally, in the ColorRenderer example in the docs, why is the abort check >> that's done after sending each new fragment waiting on an event rather than >> simply calling isAborted()? >> Why the distinction here? >> >> Thanks! >> >> -Nicolas > > > > -- > Best regards, > Ben Houston > Voice: 613-762-4113 Skype: ben.exocortex Twitter: @exocortexcom > http://Exocortex.com - Passionate CG Software Professionals. -- Best regards, Ben Houston Voice: 613-762-4113 Skype: ben.exocortex Twitter: @exocortexcom http://Exocortex.com - Passionate CG Software Professionals.
