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fix(gamescope): DPI Attributes

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Signed-off-by: Collecting <collecting@noreply.localhost>
This commit is contained in:
Collecting
2026-01-04 19:51:15 +00:00
parent f9c1f5b7df
commit 7aad2d8835
1 changed files with 7 additions and 7 deletions
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14
src/citron/main.cpp
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@@ -84,6 +84,7 @@ static FileSys::VirtualFile VfsDirectoryCreateFileWrapper(const FileSys::Virtual
#include <QDir>
#include <QFile>
#include <QFileDialog>
#include <QGuiApplication>
#include <QInputDialog>
#include <QMessageBox>
#include <QProgressBar>
@@ -6221,17 +6222,16 @@ int main(int argc, char* argv[]) {
!qgetenv("STEAM_DECK").isEmpty();
if (is_gamescope) {
// Force the environment to ignore the Deck's high-density screen
qputenv("QT_AUTO_SCREEN_SCALE_FACTOR", "0");
qputenv("QT_ENABLE_HIGHDPI_SCALING", "0");
// 1. Force the scale factor to exactly 1.0
qputenv("QT_SCALE_FACTOR", "1");
qputenv("QT_SCREEN_SCALE_FACTORS", "1");
qputenv("QT_AUTO_SCREEN_SCALE_FACTOR", "0");
qputenv("QT_FONT_DPI", "96");
// Force Qt to use a 1:1 pixel ratio
// These MUST be set before the QApplication app(...) line
QCoreApplication::setAttribute(Qt::AA_DisableHighDpiScaling);
QCoreApplication::setAttribute(Qt::AA_Use96Dpi);
// 2. This must be called BEFORE the QApplication object is created
QGuiApplication::setHighDpiScaleFactorRoundingPolicy(Qt::HighDpiScaleFactorRoundingPolicy::Floor);
// 3. Ensure windowing system plays nice with Gamescope
QCoreApplication::setAttribute(Qt::AA_DontUseNativeMenuBar);
QCoreApplication::setAttribute(Qt::AA_DontUseNativeDialogs);
qputenv("QT_WAYLAND_SHELL_INTEGRATION", "xdg-shell");