1 files changed, 5 insertions, 0 deletions
diff --git a/src/newt/classes/com/jogamp/newt/opengl/GLWindow.java b/src/newt/classes/com/jogamp/newt/opengl/GLWindow.java
index d638b3ae5..e15f52730 100644
--- a/src/newt/classes/com/jogamp/newt/opengl/GLWindow.java
+++ b/src/newt/classes/com/jogamp/newt/opengl/GLWindow.java
@@ -1004,6 +1004,11 @@ public class GLWindow extends GLAutoDrawableBase implements GLAutoDrawable, Wind
         glWindow.addGLEventListener(new GLEventListener() {
             @Override
             public void init(final GLAutoDrawable drawable) {
+                final MonitorDevice monitor = glWindow.getMainMonitor();
+                System.err.println("Main Monitor: "+monitor);
+                final float[] pixelPerMM = monitor.getPixelsPerMM(new float[2]);
+                System.err.println("    pp/mm ["+pixelPerMM[0]+", "+pixelPerMM[1]+"]");
+                System.err.println("    pp/in ["+pixelPerMM[0]*25.4f+", "+pixelPerMM[1]*25.4f+"]");
                 final GL gl = drawable.getGL();
                 System.err.println(JoglVersion.getGLInfo(gl, null));
                 System.err.println("Requested: "+drawable.getNativeSurface().getGraphicsConfiguration().getRequestedCapabilities());