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bug#34710: the mode line flicks on set-window-vscroll

From: Alan Third
Subject: bug#34710: the mode line flicks on set-window-vscroll
Date: Wed, 6 Mar 2019 08:06:22 +0000
User-agent: Mutt/1.11.3 (2019-02-01)

On Tue, Mar 05, 2019 at 06:09:41PM +0100, Robert Pluim wrote:
> Robert Pluim <address@hidden> writes:
> > so not 4k, and I normally run with multiple non-maximized frames (but
> > my testing was with a single default frame).
> So Iʼve decided that this was all down to key-repeat rate. I had that
> set to maximum already, but I went into system preferences, set it
> lower, exited emacs, set it back, and now emacs with your patch is OK.

Good to know, but still sounds like performance could be improved.

And I still can’t replicate it. Perhaps it’s a combination of multiple

Can you try this patch and see if it improves anything, please?

modified   src/nsterm.m
@@ -1168,7 +1168,6 @@ static NSRect constrain_frame_rect(NSRect frameRect, bool 
   [NSGraphicsContext setCurrentContext:nil];
-  [view display];
   block_input ();
It’s possible this will cause it to drop frames and make things worse.

Alan Third

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