From a0a0119b48dece10f621a20fd84eef14ff200720 Mon Sep 17 00:00:00 2001
From: Enrico Forestieri <forenr@lyx.org>
Date: Mon, 15 Feb 2021 22:43:36 +0100
Subject: [PATCH] Account for true dpi

We have to account for the physical rather than logical dpi.

See #12132.
---
 src/frontends/qt/GuiApplication.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/frontends/qt/GuiApplication.cpp b/src/frontends/qt/GuiApplication.cpp
index dc996a55dd..6395f8e98a 100644
--- a/src/frontends/qt/GuiApplication.cpp
+++ b/src/frontends/qt/GuiApplication.cpp
@@ -1112,7 +1112,7 @@ GuiApplication::GuiApplication(int & argc, char ** argv)
 
 	// needs to be done before reading lyxrc
 	QWidget w;
-	lyxrc.dpi = (w.logicalDpiX() + w.logicalDpiY()) / 2;
+	lyxrc.dpi = (w.physicalDpiX() + w.physicalDpiY()) / 2;
 
 	guiApp = this;