MagicLamp requires OpenGL.

svn path=/trunk/KDE/kdebase/workspace/; revision=947729

effects/magiclamp/magiclamp.cpp

@@ -28,6 +28,7 @@ namespace KWin
 {
 
 KWIN_EFFECT( magiclamp, MagicLampEffect )
+KWIN_EFFECT_SUPPORTED( magiclamp, MagicLampEffect::supported() )
 
 MagicLampEffect::MagicLampEffect()
     {
@@ -35,6 +36,11 @@ MagicLampEffect::MagicLampEffect()
     reconfigure( ReconfigureAll );
     }
 
+bool MagicLampEffect::supported()
+    {
+    return effects->compositingType() == OpenGLCompositing;
+    }
+
 void MagicLampEffect::reconfigure( ReconfigureFlags )
     {
     KConfigGroup conf = effects->effectConfig( "MagicLamp" );

effects/magiclamp/magiclamp.h

@@ -41,6 +41,8 @@ class MagicLampEffect
         virtual void windowMinimized( EffectWindow* c );
         virtual void windowUnminimized( EffectWindow* c );
 
+        static bool supported();
+
     private:
         QHash< EffectWindow*, TimeLine > mTimeLineWindows;
         int mActiveAnimations;