From a2551dfa602f938b168fdf23fb4d2fcef4f1d892 Mon Sep 17 00:00:00 2001
From: "Owen W. Taylor" <otaylor@fishsoup.net>
Date: Tue, 3 Dec 2013 00:32:14 -0500
Subject: [PATCH] ClutterStage: Don't add empty actors to the stage clip

Currently, if an actor with an empty paint volume is queued for redraw, it
will union in the box +0+0x1x1 to the stage clip bounds - avoid that
by special casing empty paint volumes.

https://bugzilla.gnome.org/show_bug.cgi?id=719747
---
 clutter/clutter-stage.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/clutter/clutter-stage.c b/clutter/clutter-stage.c
index 0f2e7d9a7..490245169 100644
--- a/clutter/clutter-stage.c
+++ b/clutter/clutter-stage.c
@@ -1312,6 +1312,9 @@ clutter_stage_real_queue_redraw (ClutterActor *actor,
       return;
     }
 
+  if (redraw_clip->is_empty)
+    return;
+
   _clutter_paint_volume_get_stage_paint_box (redraw_clip,
                                              stage,
                                              &bounding_box);