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| author | Friedemann Kleint <Friedemann.Kleint@qt.io> | 2017-04-18 14:47:46 +0200 |
|---|---|---|
| committer | Friedemann Kleint <Friedemann.Kleint@qt.io> | 2017-04-18 20:27:36 +0000 |
| commit | 9595622e366fcbef6bcc3a2ee08597959e3e2bd2 (patch) | |
| tree | 0a5879089a280c5444e5af9ede20d2a1aa2df164 /tests/auto/widgets | |
| parent | fc2f0fb39008f95133f6fd24662fe92195431808 (diff) | |
QGraphicsBlurEffect: Fix for high DPI scaling
Preserve the device pixel ratio in the various helper functions
and when drawing.
Task-number: QTBUG-60026
Change-Id: Ieac9360b00044b6aedd0d3e1ad6e3b16d436f20f
Reviewed-by: Allan Sandfeld Jensen <allan.jensen@qt.io>
Diffstat (limited to 'tests/auto/widgets')
| -rw-r--r-- | tests/auto/widgets/effects/qpixmapfilter/tst_qpixmapfilter.cpp | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/tests/auto/widgets/effects/qpixmapfilter/tst_qpixmapfilter.cpp b/tests/auto/widgets/effects/qpixmapfilter/tst_qpixmapfilter.cpp index 08f4944d49..7d7c1e79a9 100644 --- a/tests/auto/widgets/effects/qpixmapfilter/tst_qpixmapfilter.cpp +++ b/tests/auto/widgets/effects/qpixmapfilter/tst_qpixmapfilter.cpp @@ -390,6 +390,7 @@ QT_END_NAMESPACE void tst_QPixmapFilter::blurIndexed8() { QImage img(16, 32, QImage::Format_Indexed8); + img.setDevicePixelRatio(2); img.setColorCount(256); for (int i = 0; i < 256; ++i) img.setColor(i, qRgb(i, i, i)); @@ -399,9 +400,13 @@ void tst_QPixmapFilter::blurIndexed8() QImage original = img; qt_blurImage(img, 10, true, false); QCOMPARE(original.size(), img.size()); + QVERIFY2(qFuzzyCompare(img.devicePixelRatioF(), qreal(2)), + QByteArray::number(img.devicePixelRatioF()).constData()); original = img; qt_blurImage(img, 10, true, true); + QVERIFY2(qFuzzyCompare(img.devicePixelRatioF(), qreal(2)), + QByteArray::number(img.devicePixelRatioF()).constData()); QCOMPARE(original.size(), QSize(img.height(), img.width())); } |