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Remove intersection of region with visible rect

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No longer needed as the splitting into quads will perform the
intersection.
This commit is contained in:
Martin Gräßlin 2011-07-03 20:11:10 +02:00
parent 1793343847
commit a360d59f7e
1 changed files with 1 additions and 9 deletions
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10
scene_opengl.cpp
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@ -469,22 +469,14 @@ void SceneOpenGL::Window::performPaint(int mask, QRegion region, WindowPaintData
return; // Only painting translucent and window is opaque
}*/
// Intersect the clip region with the rectangle the window occupies on the screen
if (!(mask & (PAINT_WINDOW_TRANSFORMED | PAINT_SCREEN_TRANSFORMED)))
region &= toplevel->visibleRect();
if (region.isEmpty())
return;
if (region != infiniteRegion()) {
if (region != infiniteRegion() && !(mask & PAINT_WINDOW_TRANSFORMED)) {
WindowQuadList quads;
const QRegion filterRegion = region.translated(-x(), -y());
// split all quads in bounding rect with the actual rects in the region
foreach (const WindowQuad &quad, data.quads) {
if (quad.isTransformed()) {
quads << quad;
continue;
}
foreach (const QRect &r, filterRegion.rects()) {
const QRectF rf(r);
const QRectF quadRect(QPointF(quad.left(), quad.top()), QPointF(quad.right(), quad.bottom()));