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Fix findNearestColor for semitransparent colors

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The two destcolors and the buffer are all already premultiplied. This
would double premultiply them.

Pick-to: 6.5 6.2
Change-Id: I235bee616d8e0033b87c6f96464f0926af7bd29a
Reviewed-by: Eirik Aavitsland <eirik.aavitsland@qt.io>
(cherry picked from commit b637607789a9e92a0dd0ff7fb31b9a92a10ef0bf)
Reviewed-by: Qt Cherry-pick Bot <cherrypick_bot@qt-project.org>
This commit is contained in:
Allan Sandfeld Jensen 2023-11-09 12:06:49 +01:00 committed by Qt Cherry-pick Bot
parent 4d691cfc8a
commit 8702853313
1 changed files with 2 additions and 3 deletions
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5
src/gui/painting/qdrawhelper.cpp
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@ -513,9 +513,8 @@ static DestFetchProcFP destFetchProcFP[QImage::NImageFormats] =
*/
static inline QRgb findNearestColor(QRgb color, QRasterBuffer *rbuf)
{
QRgb color_0 = qPremultiply(rbuf->destColor0);
QRgb color_1 = qPremultiply(rbuf->destColor1);
color = qPremultiply(color);
const QRgb color_0 = rbuf->destColor0;
const QRgb color_1 = rbuf->destColor1;
int r = qRed(color);
int g = qGreen(color);