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Revert "XCB: set devicePixelRatio on backing store QImages"

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This reverts commit c70fd79a178a1e9a186cf8b2f78986e0a39845b4.

Reason for revert: causes a regression.

Pick-to: 6.9
Fixes: QTBUG-135867
Change-Id: Ia9a9049da778749d657ab999edd777650e572b86
Reviewed-by: Liang Qi <liang.qi@qt.io>
This commit is contained in:
Mitch Curtis 2025-04-23 04:32:09 +00:00 committed by Liang Qi
parent 51c7503568
commit 11c171553e
1 changed files with 1 additions and 4 deletions
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5
src/plugins/platforms/xcb/qxcbbackingstore.cpp
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@ -226,7 +226,6 @@ void QXcbBackingStoreImage::resize(const QSize &size)
m_xcb_image->data = m_shm_info.shmaddr ? m_shm_info.shmaddr : (uint8_t *)malloc(segmentSize);
m_qimage = QImage(static_cast<uchar *>(m_xcb_image->data), m_xcb_image->width,
m_xcb_image->height, m_xcb_image->stride, m_qimage_format);
m_qimage.setDevicePixelRatio(m_backingStore->window()->devicePixelRatio());
m_graphics_buffer = new QXcbGraphicsBuffer(&m_qimage);
m_xcb_pixmap = xcb_generate_id(xcb_connection());
@ -821,9 +820,7 @@ QImage QXcbBackingStore::toImage() const
// Return an image that does not share QImageData with the original image,
// even if they both point to the same data of the m_xcb_image, otherwise
// painting to m_qimage would detach it from the m_xcb_image data.
QImage imageWrapper = QImage(image.constBits(), image.width(), image.height(), image.format());
imageWrapper.setDevicePixelRatio(image.devicePixelRatio());
return imageWrapper;
return QImage(image.constBits(), image.width(), image.height(), image.format());
}
QPlatformGraphicsBuffer *QXcbBackingStore::graphicsBuffer() const