GNU bug report logs - #66971
30.0.50; [PATCH] Invert for flashing

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From: Manuel Giraud <manuel@HIDDEN>
To: bug-gnu-emacs@HIDDEN
Subject: 30.0.50; [PATCH] Invert for flashing
Date: Mon, 06 Nov 2023 17:33:57 +0100
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Content-Type: text/plain


Hi,

Maybe that's just me (or the theme I'm using) but when there is
antialiasing involved, the visible flashing produces rather ugly glyphs.

It is much more pleasing with this patch.  Or maybe, we need a user
custom for it.  WDYT?

--=-=-=
Content-Type: text/x-patch
Content-Disposition: attachment;
 filename=0001-Just-invert-destination-for-flashing.patch

From be50297d437e7cd42e89f0fb7f4b4ef233db7dbf Mon Sep 17 00:00:00 2001
From: Manuel Giraud <manuel@HIDDEN>
Date: Mon, 6 Nov 2023 17:12:01 +0100
Subject: [PATCH] Just invert destination for flashing

* src/xterm.c (XTflash): Use invert for flashing.
---
 src/xterm.c | 7 ++-----
 1 file changed, 2 insertions(+), 5 deletions(-)

diff --git a/src/xterm.c b/src/xterm.c
index d01c4da0564..31892f22690 100644
--- a/src/xterm.c
+++ b/src/xterm.c
@@ -11435,12 +11435,9 @@ XTflash (struct frame *f)
 
   if (FRAME_X_VISUAL_INFO (f)->class == TrueColor)
     {
-      values.function = GXxor;
-      values.foreground = (FRAME_FOREGROUND_PIXEL (f)
-			   ^ FRAME_BACKGROUND_PIXEL (f));
+      values.function = GXinvert;
 
-      gc = XCreateGC (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f),
-		      GCFunction | GCForeground, &values);
+      gc = XCreateGC (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), GCFunction, &values);
     }
   else
     gc = FRAME_X_OUTPUT (f)->normal_gc;
-- 
2.42.0

--=-=-=
Content-Type: text/plain



In GNU Emacs 30.0.50 (build 1, x86_64-unknown-openbsd7.4) of 2023-11-06
 built on computer
Repository revision: be50297d437e7cd42e89f0fb7f4b4ef233db7dbf
Repository branch: mgi/blink
Windowing system distributor 'The X.Org Foundation', version 11.0.12101008
System Description: OpenBSD computer 7.4 GENERIC.MP#0 amd64

Configured using:
 'configure CC=egcc MAKEINFO=gmakeinfo --prefix=/home/manuel/emacs
 --exec-prefix=/home/manuel --with-x-toolkit=no --without-cairo
 --without-dbus --without-gconf --without-gsettings --without-sound
 --without-compress-install'

Configured features:
FREETYPE GIF GLIB GNUTLS HARFBUZZ JPEG JSON LCMS2 LIBOTF LIBXML2 MODULES
NOTIFY KQUEUE OLDXMENU PDUMPER PNG RSVG SQLITE3 THREADS TIFF TREE_SITTER
WEBP X11 XDBE XFT XIM XINPUT2 XPM ZLIB

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Major mode: Dired

Minor modes in effect:
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  auto-compression-mode: t

Load-path shadows:
/home/manuel/.emacs.d/elpa/ef-themes-1.4.0/theme-loaddefs hides /home/manuel/emacs/share/emacs/30.0.50/lisp/theme-loaddefs

Features:
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files window text-properties overlay sha1 md5 base64 format env
code-pages mule custom widget keymap hashtable-print-readable backquote
threads kqueue lcms2 dynamic-setting font-render-setting xinput2 x
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Memory information:
((conses 16 774061 172874) (symbols 48 53736 2)
 (strings 32 176156 9038) (string-bytes 1 5540049) (vectors 16 106081)
 (vector-slots 8 2168684 207892) (floats 8 523 330)
 (intervals 56 27844 62) (buffers 992 103))

-- 
Manuel Giraud

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