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Diffstat (limited to 'src/gui/image/qimage.cpp')
| -rw-r--r-- | src/gui/image/qimage.cpp | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/src/gui/image/qimage.cpp b/src/gui/image/qimage.cpp index e33ab24243..dba42d4698 100644 --- a/src/gui/image/qimage.cpp +++ b/src/gui/image/qimage.cpp @@ -1433,6 +1433,10 @@ void QImage::setDevicePixelRatio(qreal scaleFactor) { if (!d) return; + + if (scaleFactor == d->devicePixelRatio) + return; + detach(); d->devicePixelRatio = scaleFactor; } |