[openbeos] Re: openbeos Digest V8 #104

  • From: "François Revol" <revol@xxxxxxx>
  • To: openbeos@xxxxxxxxxxxxx
  • Date: Thu, 26 Jun 2008 13:11:02 +0200 CEST

> Hi,
> Raymond C. Rodgers wrote:
> > This is really good news if we're on the same page. Just to 
> > clarify, the 
> > X forwarding that I'm referring to isn't just about running VNC, it 
> > would 
> > be analogous to having the app_server on machine B managing and 
> > executing 
> > a program and all of the user interaction occurs on machine A, and 
> > for 
> > all intents and purpose the program looks as if it is running on 
> > machine 
> > A. You don't get a desktop in a window like with VNC or Window's 
> > Remote 
> > Desktop Connection, just the application's windows.
> > 
> >  I sincerely hope that we are on the same page. :)
> The feature is certainly very cool. I can even imaging a solution to 
> the 
> BBitmap shared memory problem. It's more a matter of what happens 
> when you 
> call DrawBitmap(). The BBitmap memory doesn't *have* to be shared 
> with the 
> app_server instance that draws it. On a local machine that is quicker 
> of 
> course, but it doesn't have to be that way, so apps would work 
> unmodified.

No the current implementation *always* uses shared areas for BBitmaps, 
so AFAIK it doesn't check for changes.
Still calling DrawBitmap a lot on a bitmap that doesn't change would be 
awful if you force sending it each time, it would void the purpose.


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