clutter/0001-gdk-Use-RGBA-visual-if-there-is-one.patch

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Diff

From 8fc8a73580ceb810ee7f34eae0df26fac4cb277d Mon Sep 17 00:00:00 2001
From: Emmanuele Bassi <ebassi@gnome.org>
Date: Thu, 7 May 2015 13:26:37 +0100
Subject: [PATCH] gdk: Use RGBA visual if there is one
The condition check for the has_rgba_visual flag is reversed, and thus
we relied on drivers returning an ARGB visual first by default.
Referenced by: https://bugzilla.redhat.com/show_bug.cgi?id=1206960
---
clutter/gdk/clutter-backend-gdk.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/clutter/gdk/clutter-backend-gdk.c b/clutter/gdk/clutter-backend-gdk.c
index 5b88d32..b4f7f1c 100644
--- a/clutter/gdk/clutter-backend-gdk.c
+++ b/clutter/gdk/clutter-backend-gdk.c
@@ -334,7 +334,8 @@ clutter_backend_gdk_get_display (ClutterBackend *backend,
gboolean has_rgba_visual;
gboolean res;
- has_rgba_visual = gdk_screen_get_rgba_visual (backend_gdk->screen) == NULL;
+ /* We default to an RGBA visual if there is one */
+ has_rgba_visual = gdk_screen_get_rgba_visual (backend_gdk->screen) != NULL;
CLUTTER_NOTE (BACKEND, "Alpha on Cogl swap chain: %s",
has_rgba_visual ? "enabled" : "disabled");
--
2.4.0