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Code Issues Releases Activity

LP-216 enable auto scaling on high dpi devices

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This commit is contained in:
Philippe Renon 2016-01-24 20:19:11 +01:00
parent 2ffd179f79
commit b7f2f2cb47
1 changed files with 8 additions and 0 deletions
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8
ground/gcs/src/app/main.cpp
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@ -266,6 +266,14 @@ void systemInit()
// TODO revisit this... // TODO revisit this...
QApplication::setAttribute(Qt::AA_DontCreateNativeWidgetSiblings, true); QApplication::setAttribute(Qt::AA_DontCreateNativeWidgetSiblings, true);
#if (QT_VERSION >= QT_VERSION_CHECK(5, 6, 0))
// see https://doc-snapshots.qt.io/qt5-5.6/highdpi.html
qputenv("QT_AUTO_SCREEN_SCALE_FACTOR", "1");
#else
// see http://doc.qt.io/qt-5/highdpi.html
qputenv("QT_DEVICE_PIXEL_RATIO", "auto");
#endif
// Force "basic" render loop // Force "basic" render loop
// Only Mac uses "threaded" by default and that mode currently does not work well with OSGViewport // Only Mac uses "threaded" by default and that mode currently does not work well with OSGViewport
qputenv("QSG_RENDER_LOOP", "basic"); qputenv("QSG_RENDER_LOOP", "basic");