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[PaintClipper::Iterator] Operate on QRegion instead of QVector of rects

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Differential Revision: https://phabricator.kde.org/D9135
This commit is contained in:
Kai Uwe Broulik 2017-12-03 16:14:25 +01:00
parent c04c285b6a
commit 545dda7208
1 changed files with 5 additions and 5 deletions
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10
libkwineffects/kwineffects.cpp
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@ -1490,14 +1490,14 @@ QRegion PaintClipper::paintArea()
struct PaintClipper::Iterator::Data {
Data() : index(0) {}
int index;
QVector< QRect > rects;
QRegion region;
};
PaintClipper::Iterator::Iterator()
: data(new Data)
{
if (clip() && effects->isOpenGLCompositing()) {
data->rects = paintArea().rects();
data->region = paintArea();
data->index = -1;
next(); // move to the first one
}
@ -1523,7 +1523,7 @@ bool PaintClipper::Iterator::isDone()
if (!clip())
return data->index == 1; // run once
if (effects->isOpenGLCompositing())
return data->index >= data->rects.count(); // run once per each area
return data->index >= data->region.rectCount(); // run once per each area
#ifdef KWIN_HAVE_XRENDER_COMPOSITING
if (effects->compositingType() == XRenderCompositing)
return data->index == 1; // run once
@ -1541,10 +1541,10 @@ QRect PaintClipper::Iterator::boundingRect() const
if (!clip())
return infiniteRegion();
if (effects->isOpenGLCompositing())
return data->rects[ data->index ];
return *(data->region.begin() + data->index);
#ifdef KWIN_HAVE_XRENDER_COMPOSITING
if (effects->compositingType() == XRenderCompositing)
return paintArea().boundingRect();
return data->region.boundingRect();
#endif
abort();
return infiniteRegion();