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Avoid enabling High DPI mode on EGLFS to fix font rendering

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This commit is contained in:
Cameron Gutman 2020-02-08 18:11:33 -08:00
parent 77386f8dfc
commit 0437835bde
1 changed files with 8 additions and 4 deletions
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12
app/main.cpp
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@ -285,13 +285,17 @@ int main(int argc, char *argv[])
AntiHookingDummyImport();
#endif
// Enable High DPI support
QCoreApplication::setAttribute(Qt::AA_EnableHighDpiScaling);
// Avoid using High DPI on EGLFS. It breaks font rendering.
// https://bugreports.qt.io/browse/QTBUG-64377
if (QGuiApplication::platformName() != "eglfs") {
// Enable High DPI support
QCoreApplication::setAttribute(Qt::AA_EnableHighDpiScaling);
#if QT_VERSION >= QT_VERSION_CHECK(5, 14, 0)
// Enable fractional High DPI scaling on Qt 5.14 and later
QGuiApplication::setHighDpiScaleFactorRoundingPolicy(Qt::HighDpiScaleFactorRoundingPolicy::PassThrough);
// Enable fractional High DPI scaling on Qt 5.14 and later
QGuiApplication::setHighDpiScaleFactorRoundingPolicy(Qt::HighDpiScaleFactorRoundingPolicy::PassThrough);
#endif
}
// This avoids using the default keychain for SSL, which may cause
// password prompts on macOS.