From 1879ca741e553655fc7f63b142310bb3b575f83b Mon Sep 17 00:00:00 2001
From: Daniel van Vugt <daniel.van.vugt@canonical.com>
Date: Wed, 9 Jun 2021 14:21:21 +0800
Subject: [PATCH] lookingGlass: Avoid a little bit of RedBorderEffect overdraw

The left edge of the box was redrawing the bottom left corner when
the bottom edge had already done so.

Part-of: <https://gitlab.gnome.org/GNOME/gnome-shell/-/merge_requests/1876>
---
 js/ui/lookingGlass.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/js/ui/lookingGlass.js b/js/ui/lookingGlass.js
index 7604ae4a6..a9f0512db 100644
--- a/js/ui/lookingGlass.js
+++ b/js/ui/lookingGlass.js
@@ -521,7 +521,7 @@ class RedBorderEffect extends Clutter.Effect {
         pipelineNode.add_rectangle(box);
 
         box.set_origin(0, width);
-        box.set_size(width, alloc.get_height() - width);
+        box.set_size(width, alloc.get_height() - width * 2);
         pipelineNode.add_rectangle(box);
     }
 });