src/java.desktop/windows/classes/sun/awt/Win32GraphicsEnvironment.java

*** 49,68 ****
--- 49,86 ----
   * @see GraphicsConfiguration
   */
  
  public final class Win32GraphicsEnvironment extends SunGraphicsEnvironment {
  
+     static final float debugScaleX;
+     static final float debugScaleY;
+ 
      static {
          // Ensure awt is loaded already.  Also, this forces static init
          // of WToolkit and Toolkit, which we depend upon
          WToolkit.loadLibraries();
          // setup flags before initializing native layer
          WindowsFlags.initFlags();
          initDisplayWrapper();
  
          // Install correct surface manager factory.
          SurfaceManagerFactory.setInstance(new WindowsSurfaceManagerFactory());
+ 
+         double sx = -1;
+         double sy = -1;
+         if (isUIScaleEnabled()) {
+             sx = getScaleFactor("sun.java2d.win.uiScaleX");
+             sy = getScaleFactor("sun.java2d.win.uiScaleY");
+             if (sx <= 0 || sy <= 0) {
+                 double s = getDebugScale();
+                 sx = s;
+                 sy = s;
+             }
+         }
+ 
+         debugScaleX = (float) sx;
+         debugScaleY = (float) sy;
      }
  
      /**
       * Initializes native components of the graphics environment.  This
       * includes everything from the native GraphicsDevice elements to