Re: Redisplay problems?

[Eli Zaretskii]

> From: Stefan <address@hidden>
> Cc: address@hidden,  address@hidden,  address@hidden,  address@hidden,  
> address@hidden
> Date: Thu, 20 Mar 2014 14:00:47 -0400
> 
> >> > And of course, the frame's "garbaged" bit may not always be needed: if
> >> > the frame was simply iconified+deiconified without any other change,
> >> > there's no need to recompute matrices nor redraw anything, since it's
> >> > pretty much the same as obscuring the frame with another and then
> >> > exposing it again.
> >> I suggest the patch below for w32term.c.  Guaranteed 100% untested, of
> >> course,
> > Thanks.  What bug does this fix?
> 
> Nothing, IIUC.  It just "tightens" the code to try and clarify when
> "garbaged" needs to be set.

Please tell if you still think it is needed, after you read my
explanations about "redisplay", "redraw", "garbaged", and "expose".