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Fix remaining known xdg-output fractional scaling issues on Wayland

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And enable it by default
This commit is contained in:
Ilya Fedin
2023-12-05 22:41:45 +04:00
committed by John Preston
parent 85f56217a8
commit e173c727f7
3 changed files with 4 additions and 8 deletions
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8
Telegram/SourceFiles/core/sandbox.cpp
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@@ -45,6 +45,7 @@ base::options::toggle OptionForceWaylandFractionalScaling({
"This works without fractional-scale-v1 and without "
"precise High DPI scaling. "
"Requires Qt with Desktop App Toolkit patches.",
.defaultValue = true,
.scope = [] {
#ifdef DESKTOP_APP_QT_PATCHED
return Platform::IsWayland();
@@ -252,12 +253,7 @@ void Sandbox::setupScreenScale() {
logEnv("QT_USE_PHYSICAL_DPI");
logEnv("QT_FONT_DPI");
// Like Qt::HighDpiScaleFactorRoundingPolicy::RoundPreferFloor.
// Round up for .75 and higher. This favors "small UI" over "large UI".
const auto roundedRatio = ((ratio - qFloor(ratio)) < 0.75)
? qFloor(ratio)
: qCeil(ratio);
const auto useRatio = std::clamp(roundedRatio, 1, 3);
const auto useRatio = std::clamp(qCeil(ratio), 1, 3);
style::SetDevicePixelRatio(useRatio);
const auto screen = Sandbox::primaryScreen();