AuroraMiddleware/qt5base-lts
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Fixed source composition with opacity in the raster paint engine.

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Task-number: QTBUG-24075

Change-Id: I2b9263364bf30fb8c914823e80e7ea4a8af26035
Reviewed-by: Gunnar Sletta <gunnar.sletta@nokia.com>
This commit is contained in:
Kim Motoyoshi Kalland 2012-02-06 14:07:45 +01:00 committed by Qt by Nokia
parent 979cb5a09e
commit 5240055e08
1 changed files with 2 additions and 0 deletions
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2
src/gui/painting/qdrawhelper.cpp
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@ -3695,6 +3695,8 @@ static inline Operator getOperator(const QSpanData *data, const QSpan *spans, in
// don't clear dest_fetch as it sets up the pointer correctly to save one copy
break;
default: {
if (data->type == QSpanData::Texture && data->texture.const_alpha != 256)
break;
const QSpan *lastSpan = spans + spanCount;
bool alphaSpans = false;
while (spans < lastSpan) {