From 69f79f09293a55764373c25e6d0ff2fa920bd781 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Alberts=20Muktup=C4=81vels?= <alberts.muktupavels@gmail.com>
Date: Sun, 5 Apr 2015 01:41:34 +0300
Subject: frames: clip drawing to visible region for metacity themes

---
 src/ui/frames.c | 16 +++++++++++++++-
 1 file changed, 15 insertions(+), 1 deletion(-)

diff --git a/src/ui/frames.c b/src/ui/frames.c
index 9dd33ae4..7864c4b7 100644
--- a/src/ui/frames.c
+++ b/src/ui/frames.c
@@ -2486,7 +2486,21 @@ meta_frames_draw (GtkWidget *widget,
 
   populate_cache (frames, frame);
 
-  region = cairo_region_create_rectangle (&clip);
+  if (meta_prefs_get_theme ())
+    {
+      MetaFrameGeometry fgeom;
+
+      meta_frames_calc_geometry (frames, frame, &fgeom);
+
+      region = get_visible_region (frames, frame, &fgeom, fgeom.width, fgeom.height);
+
+      gdk_cairo_region (cr, region);
+      cairo_clip(cr);
+    }
+  else
+    {
+      region = cairo_region_create_rectangle (&clip);
+    }
 
   pixels = get_cache (frames, frame);
 
-- 
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