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authorKim Motoyoshi Kalland <kim.kalland@nokia.com>2012-02-06 14:07:45 +0100
committerQt by Nokia <qt-info@nokia.com>2012-02-08 09:53:23 +0100
commit5240055e087c9830ec6894089dfd57b09ba982bf (patch)
treec41642d892a37134cb80f60c49e4973581d72624 /src/gui/painting
parent979cb5a09e3c2c438eb7f122325d66ed6bf80aba (diff)
Fixed source composition with opacity in the raster paint engine.
Task-number: QTBUG-24075 Change-Id: I2b9263364bf30fb8c914823e80e7ea4a8af26035 Reviewed-by: Gunnar Sletta <gunnar.sletta@nokia.com>
Diffstat (limited to 'src/gui/painting')
-rw-r--r--src/gui/painting/qdrawhelper.cpp2
1 files changed, 2 insertions, 0 deletions
diff --git a/src/gui/painting/qdrawhelper.cpp b/src/gui/painting/qdrawhelper.cpp
index 6a34b5c7ca..8f2b3bab1c 100644
--- a/src/gui/painting/qdrawhelper.cpp
+++ b/src/gui/painting/qdrawhelper.cpp
@@ -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) {