qt5-qtbase/SOURCES/qtbase-hidpi_scale_at_192.patch

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2019-05-07 13:20:24 +00:00
diff --git a/src/plugins/platforms/xcb/qxcbscreen.cpp b/src/plugins/platforms/xcb/qxcbscreen.cpp
index ec0f9ba..6d0d7a6 100644
--- a/src/plugins/platforms/xcb/qxcbscreen.cpp
+++ b/src/plugins/platforms/xcb/qxcbscreen.cpp
@@ -747,7 +747,7 @@ void QXcbScreen::updateGeometry(const QRect &geometry, uint8_t rotation)
m_sizeMillimeters = sizeInMillimeters(geometry.size(), virtualDpi());
qreal dpi = geometry.width() / physicalSize().width() * qreal(25.4);
- m_pixelDensity = qMax(1, qRound(dpi/96));
+ m_pixelDensity = qMax(1, (int) (dpi/96)); // instead of rounding at 1.5, round at 2.0 (same as GNOME)
m_geometry = geometry;
m_availableGeometry = geometry & m_virtualDesktop->workArea();
QWindowSystemInterface::handleScreenGeometryChange(QPlatformScreen::screen(), m_geometry, m_availableGeometry);