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Taskbarthumbnail sets texture width and height if there is a shader bound.

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BUG: 190061

svn path=/trunk/KDE/kdebase/workspace/; revision=959836
This commit is contained in:
Martin Gräßlin 2009-04-27 11:10:08 +00:00
parent d7665af4f0
commit 0ff09244f1
1 changed files with 22 additions and 0 deletions
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22
effects/taskbarthumbnail/taskbarthumbnail.cpp
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@ -23,6 +23,10 @@ along with this program. If not, see <http://www.gnu.org/licenses/>.
#include <kdebug.h>
#ifdef KWIN_HAVE_OPENGL_COMPOSITING
#include <kwinglutils.h>
#endif
// This effect shows a preview inside a window that has a special property set
// on it that says which window and where to render. It is used by the taskbar
@ -82,6 +86,24 @@ void TaskbarThumbnailEffect::paintWindow( EffectWindow* w, int mask, QRegion reg
QRect r;
setPositionTransformations( thumbData, r,
thumbw, thumb.rect.translated( w->pos()), Qt::KeepAspectRatio );
#ifdef KWIN_HAVE_OPENGL_COMPOSITING
if( effects->compositingType() == KWin::OpenGLCompositing && data.shader )
{
// there is a shader - update texture width and height
int texw = thumbw->width();
int texh = thumbw->height();
if( !GLTexture::NPOTTextureSupported() )
{
kWarning( 1212 ) << "NPOT textures not supported, wasting some memory" ;
texw = nearestPowerOfTwo( texw );
texh = nearestPowerOfTwo( texh );
}
thumbData.shader = data.shader;
thumbData.shader->setTextureWidth( (float)texw );
thumbData.shader->setTextureHeight( (float)texh );
}
#endif
effects->drawWindow( thumbw, mask, r, thumbData );
}
}