diff options
| -rw-r--r-- | src/yuzu/main.cpp | 15 |
1 files changed, 12 insertions, 3 deletions
diff --git a/src/yuzu/main.cpp b/src/yuzu/main.cpp index 82e4adfe0..53249426c 100644 --- a/src/yuzu/main.cpp +++ b/src/yuzu/main.cpp @@ -4401,6 +4401,10 @@ void GMainWindow::changeEvent(QEvent* event) { #endif static void SetHighDPIAttributes() { +#ifdef _WIN32 + // For Windows, we want to avoid scaling artifacts on fractional scaling ratios. + // This is done by setting the optimal scaling policy for the primary screen. + // Create a temporary QApplication. int temp_argc = 0; char** temp_argv = nullptr; @@ -4428,9 +4432,6 @@ static void SetHighDPIAttributes() { // Get the lower of the 2 ratios and truncate, this is the maximum integer scale. const float max_ratio = std::trunc(std::min(width_ratio, height_ratio)); - QApplication::setAttribute(Qt::AA_EnableHighDpiScaling); - QApplication::setAttribute(Qt::AA_UseHighDpiPixmaps); - if (max_ratio > real_ratio) { QApplication::setHighDpiScaleFactorRoundingPolicy( Qt::HighDpiScaleFactorRoundingPolicy::Round); @@ -4438,6 +4439,14 @@ static void SetHighDPIAttributes() { QApplication::setHighDpiScaleFactorRoundingPolicy( Qt::HighDpiScaleFactorRoundingPolicy::Floor); } +#else + // Other OSes should be better than Windows at fractional scaling. + QApplication::setHighDpiScaleFactorRoundingPolicy( + Qt::HighDpiScaleFactorRoundingPolicy::PassThrough); +#endif + + QApplication::setAttribute(Qt::AA_EnableHighDpiScaling); + QApplication::setAttribute(Qt::AA_UseHighDpiPixmaps); } int main(int argc, char* argv[]) { |