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Diffstat (limited to 'src/gui/painting/qrgba64.h')
| -rw-r--r-- | src/gui/painting/qrgba64.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/src/gui/painting/qrgba64.h b/src/gui/painting/qrgba64.h index 2c8f8fa8c4..0e5344cacb 100644 --- a/src/gui/painting/qrgba64.h +++ b/src/gui/painting/qrgba64.h @@ -127,6 +127,10 @@ public: Q_DECL_RELAXED_CONSTEXPR QRgba64 premultiplied() const { + if (isOpaque()) + return *this; + if (isTransparent()) + return QRgba64::fromRgba64(0); const quint32 a = alpha(); const quint16 r = div_65535(red() * a); const quint16 g = div_65535(green() * a); |