From 25f645325c8884a61d59f5bbc1666dfdd61f00c2 Mon Sep 17 00:00:00 2001
From: Vincent Bernat <vincent@bernat.ch>
Date: Sun, 11 Sep 2022 08:26:24 +0200
Subject: [PATCH] xsession: make QT HiDPI work with fractional settings

Passthrough is the default rouding policy in Qt 6 but not Qt 5.
---
 dotfiles/xsession | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/dotfiles/xsession b/dotfiles/xsession
index 8118f9b..3ba22bc 100755
--- a/dotfiles/xsession
+++ b/dotfiles/xsession
@@ -10,8 +10,10 @@ export GTK2_RC_FILES=$HOME/.gtkrc-2.0
 # We do not want to rely on crappy mailcap
 export MAILCAPS=$HOME/.mailcap
 
-# QT theme
+# Qt HiDPI (https://doc.qt.io/qt-6/highdpi.html)
 export QT_AUTO_SCREEN_SCALE_FACTOR=1
+export QT_SCALE_FACTOR_ROUNDING_POLICY=PassThrough
+# Qt theme
 export QT_QPA_PLATFORMTHEME=qt5ct
 
 # GTK3 apps try to contact org.a11y.Bus. Disable that.