From d3ba02fa42103c4464a6ed000211ec3644eb47ba Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Martin=20Gr=C3=A4=C3=9Flin?= <mgraesslin@kde.org>
Date: Sat, 22 Jun 2013 16:09:14 +0200
Subject: [PATCH] FallApart effect requires OpenGL

It does quad transformations which is only supported in the OpenGL
compositor.

REVIEW: 111176
---
 effects/fallapart/fallapart.cpp     | 6 ++++++
 effects/fallapart/fallapart.desktop | 1 +
 effects/fallapart/fallapart.h       | 3 +++
 3 files changed, 10 insertions(+)

diff --git a/effects/fallapart/fallapart.cpp b/effects/fallapart/fallapart.cpp
index 5d460172cf..53d25b1dbd 100644
--- a/effects/fallapart/fallapart.cpp
+++ b/effects/fallapart/fallapart.cpp
@@ -28,6 +28,12 @@ namespace KWin
 {
 
 KWIN_EFFECT(fallapart, FallApartEffect)
+KWIN_EFFECT_SUPPORTED(fallapart, FallApartEffect::supported())
+
+bool FallApartEffect::supported()
+{
+    return effects->isOpenGLCompositing();
+}
 
 FallApartEffect::FallApartEffect()
 {
diff --git a/effects/fallapart/fallapart.desktop b/effects/fallapart/fallapart.desktop
index 749342f445..c9a5e4aea7 100644
--- a/effects/fallapart/fallapart.desktop
+++ b/effects/fallapart/fallapart.desktop
@@ -161,3 +161,4 @@ X-KDE-PluginInfo-License=GPL
 X-KDE-PluginInfo-EnabledByDefault=false
 X-KDE-Library=kwin4_effect_builtins
 X-KDE-Ordering=70
+X-KWin-Requires-OpenGL=true
diff --git a/effects/fallapart/fallapart.h b/effects/fallapart/fallapart.h
index 73786d7e01..6b23c030b0 100644
--- a/effects/fallapart/fallapart.h
+++ b/effects/fallapart/fallapart.h
@@ -44,6 +44,9 @@ public:
     int configuredBlockSize() const {
         return blockSize;
     }
+
+    static bool supported();
+
 public Q_SLOTS:
     void slotWindowClosed(KWin::EffectWindow *c);
     void slotWindowDeleted(KWin::EffectWindow *w);