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Disable the lanczos filter with the Intel driver in Mesa 7.10.

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It's reported to cause kwin to hang when rendering thumbnails.

svn path=/branches/KDE/4.6/kdebase/workspace/; revision=1215502
This commit is contained in:
Fredrik Höglund 2011-01-18 22:36:58 +00:00 committed by Martin Gräßlin
parent 3ada211c30
commit 1a93cc40d2
1 changed files with 6 additions and 0 deletions
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6
lanczosfilter.cpp
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@ -24,6 +24,7 @@ along with this program. If not, see <http://www.gnu.org/licenses/>.
#ifdef KWIN_HAVE_OPENGL_COMPOSITING
#include <kwinglutils.h>
#include <kwinglplatform.h>
#endif
#include <kwineffects.h>
@ -74,6 +75,11 @@ void LanczosFilter::init()
return;
}
// The lanczos filter is reported to be broken with the Intel driver and Mesa 7.10
GLPlatform *gl = GLPlatform::instance();
if ( gl->driver() == Driver_Intel && gl->mesaVersion() >= kVersionNumber(7, 10) )
return;
m_shader = new LanczosShader( this );
if( !m_shader->init() )
{