GNU bug report logs - #1867
Resizing window causes text flickering when using antialiased font on X

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From: Eli Zaretskii <eliz <at> gnu.org>
To: Jan Djärv <jan.h.d <at> swipnet.se>
Cc: rgm <at> gnu.org, 1867 <at> debbugs.gnu.org, lbsmtp <at> gmail.com
Subject: bug#1867: Resizing window causes text flickering when using antialiased font on X
Date: Wed, 05 Oct 2011 22:29:19 +0200

> Date: Wed, 05 Oct 2011 19:34:45 +0200
> From: Jan Djärv <jan.h.d <at> swipnet.se>
> CC: rgm <at> gnu.org, lbsmtp <at> gmail.com, 1867 <at> debbugs.gnu.org
> 
> > So even when antialiased fonts are used, I wouldn't expect any
> > flickering, because Emacs should notice that the window didn't change
> > at all.  Unless, that is, redrawing the cursor on X involves redrawing
> > parts of the window text.  Does it?
> 
> Yes, but just the character under the cursor.

And could redrawing a single character under the cursor cause
flickering with antialiased fonts?

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