GNU bug report logs - #32932
27.0.50; render bugs on macOS Mojave

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From: Boris Buliga <boris <at> d12frosted.io>
To: Aaron Jensen <aaronjensen <at> gmail.com>
Cc: Alan Third <alan <at> idiocy.org>, 32932 <at> debbugs.gnu.org
Subject: bug#32932: 27.0.50; render bugs on macOS Mojave
Date: Thu, 1 Nov 2018 08:13:41 +0200

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Yes, I've also noticed blanks with ivy.

But for sure this patch is a HUGE improvement. I had to work a little bit
on a
machine where I didn't install this patch and I have encountered a lot of
random
blanks.

--------------------------------------------------------------------------------

Aaron,

I will hopefully be able to test with the following line commented out.

w->phys_cursor_on_p = on_p;


On Thu, 1 Nov 2018 at 07:11, Aaron Jensen <aaronjensen <at> gmail.com> wrote:

> On October 31, 2018 at 9:58:59 PM, Aaron Jensen
> (aaronjensen <at> gmail.com(mailto:aaronjensen <at> gmail.com)) wrote:
>
> > > On October 31, 2018 at 10:13:01 AM, Alan Third (alan <at> idiocy.org
> (mailto:alan <at> idiocy.org)) wrote:
> > > > Something is blanking the line. There are only so many places where
> > > > that happens so in theory it should be relatively straight‐forward to
> > > > find the place in question. Perhaps start by commenting out the
> > > > NSRectFill commands in ns_clear_frame and ns_clear_frame_area.
> > >
> > > I commented out every single NSRectFill and it still did it. It’s
> fast, but gif attached.
> > >
> > > I tried commenting out the setNeedsDisplay but that breaks rendering
> entirely.
>
>
> Okay, the blank does not occur if I comment out this line:
>
>   w->phys_cursor_on_p = on_p;
>
> Hopefully that’s a helpful clue :)
>
> The other place this blank happens is when opening a buffer from ivy.
> The mini buffer blanks. It seems that has something to do w/ clearing
> cursors from the non-active windows, perhaps it’s being a little
> overzealous in its clearing and it doesn’t get a chance to paint
> before the cpu starts churning.
>
> Aaron
>


-- 
Cheers,
Boris

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