Merge lp:~vanvugt/compiz-plugins-main/fix-930192 into lp:compiz-plugins-main

[Daniel van Vugt]

Fix stuttering animations on large/fullscreen windows by using the higher
performance rendering method (full screen damage). (LP: #930192)

[Alan Griffiths (alan-griffiths)]

Brutal

review: Approve

=== modified file 'animation/src/animation.cpp'
--- animation/src/animation.cpp	2012-01-23 10:23:25 +0000
+++ animation/src/animation.cpp	2012-03-20 10:44:15 +0000
@@ -901,10 +901,15 @@
 void
 PrivateAnimWindow::damageThisAndLastStepRegion ()
 {
+#ifdef COMPIZ_OPENGL_SWAPBUFFERS_ALWAYS   // when LP: #901097 is fixed
     // Find union of the regions for this step and last step
     CompRegion totalRegionToDamage (mStepRegion + mLastStepRegion);
 
     mPAScreen->cScreen->damageRegion (totalRegionToDamage);
+#else
+    // Ugly fix for LP: #930192 while LP: #901097 is not resolved
+    mPAScreen->cScreen->damageScreen ();
+#endif
 }
 
 CompOutput &