System Gen10 @ 2025-05-04-15:05:21 by jonas@monolith

hosts/monolith/configuration.nix

@@ -83,6 +83,27 @@
   services.udev.packages = [pkgs.openhantek6022];
   virtualisation.docker.enable = true;
 
+  # dpi correction
+  services.xserver.dpi = 91;
+  environment.variables = {
+    ## Used by GTK 3
+    # `GDK_SCALE` is limited to integer values
+    GDK_SCALE = "1";
+    # Inverse of GDK_SCALE
+    GDK_DPI_SCALE = "1";
+
+    # Used by Qt 5
+    QT_AUTO_SCREEN_SCALE_FACTOR = "1";
+
+    _JAVA_OPTIONS = "-Dsun.java2d.uiScale=1";
+  };
+  # Expose variables to graphical systemd user services
+  services.xserver.displayManager.importedVariables = [
+    "GDK_SCALE"
+    "GDK_DPI_SCALE"
+    "QT_AUTO_SCREEN_SCALE_FACTOR"
+  ];
+
   # Enable OpenGL
   hardware.graphics = {
     enable = true;