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Disable logout effect blur by default as some graphics drivers don't

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correctly fallback and I have yet to work out a way of accurately
detecting support.

svn path=/trunk/KDE/kdebase/workspace/; revision=935761
This commit is contained in:
Lucas Murray 2009-03-06 06:10:00 +00:00
parent 35253bf10a
commit 8ba7586d79
2 changed files with 21 additions and 9 deletions
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29
effects/logout/logout.cpp
View file

@ -24,6 +24,7 @@ along with this program. If not, see <http://www.gnu.org/licenses/>.
#include "kwinglutils.h"
#include <kconfiggroup.h>
#include <kdebug.h>
namespace KWin
@ -44,11 +45,29 @@ LogoutEffect::LogoutEffect()
XChangeProperty( display(), sel, hack, hack, 8, PropModeReplace, (unsigned char*)&hack, 1 );
// the atom is not removed when effect is destroyed, this is temporary anyway
reconfigure( ReconfigureAll );
}
LogoutEffect::~LogoutEffect()
{
#ifdef KWIN_HAVE_OPENGL_COMPOSITING
delete blurTexture;
delete blurTarget;
#endif
}
void LogoutEffect::reconfigure( ReconfigureFlags )
{
// Disable blur by default as some drivers don't correctly fallback if they don't
// support it and I have yet to work out a way of accurately detecting support.
KConfigGroup conf = effects->effectConfig( "Logout" );
bool useBlur = conf.readEntry( "UseBlur", false );
#ifdef KWIN_HAVE_OPENGL_COMPOSITING
blurSupported = false;
blurTexture = NULL;
blurTarget = NULL;
if( effects->compositingType() == OpenGLCompositing && GLTexture::NPOTTextureSupported() )
if( effects->compositingType() == OpenGLCompositing && GLTexture::NPOTTextureSupported() && useBlur )
{ // TODO: It seems that it is not possible to create a GLRenderTarget that has
// a different size than the display right now. Most likely a KWin core bug.
// Create texture and render target
@ -63,14 +82,6 @@ LogoutEffect::LogoutEffect()
#endif
}
LogoutEffect::~LogoutEffect()
{
#ifdef KWIN_HAVE_OPENGL_COMPOSITING
delete blurTexture;
delete blurTarget;
#endif
}
void LogoutEffect::prePaintScreen( ScreenPrePaintData& data, int time )
{
if( logoutWindow != NULL && !logoutWindowClosed )

1
effects/logout/logout.h
View file

@ -38,6 +38,7 @@ class LogoutEffect
public:
LogoutEffect();
~LogoutEffect();
virtual void reconfigure( ReconfigureFlags );
virtual void prePaintScreen( ScreenPrePaintData& data, int time );
virtual void paintScreen( int mask, QRegion region, ScreenPaintData& data );
virtual void postPaintScreen();