Clock: Use Clock.currentNanos() instead of System.nanoTime(); Enhancing FPSCounterImpl accuracy by maintaining timestamps in [ns]

Idea: Perhaps we want to use [ns] for FPSCounter's method types by now?

1 files changed, 3 insertions, 2 deletions

diff --git a/src/newt/classes/com/jogamp/newt/opengl/GLWindow.java b/src/newt/classes/com/jogamp/newt/opengl/GLWindow.java
index 6b102ea68..1435aa20a 100644
--- a/src/newt/classes/com/jogamp/newt/opengl/GLWindow.java
+++ b/src/newt/classes/com/jogamp/newt/opengl/GLWindow.java
@@ -73,6 +73,7 @@ import jogamp.opengl.GLContextImpl;
 import jogamp.opengl.GLDrawableImpl;
 
 import com.jogamp.common.GlueGenVersion;
+import com.jogamp.common.os.Clock;
 import com.jogamp.common.util.SecurityUtil;
 import com.jogamp.common.util.VersionUtil;
 import com.jogamp.common.util.locks.RecursiveLock;
@@ -679,7 +680,7 @@ public class GLWindow extends GLAutoDrawableBase implements GLAutoDrawable, Wind
         public synchronized void setVisibleActionPost(final boolean visible, final boolean nativeWindowCreated) {
             long t0;
             if(Window.DEBUG_IMPLEMENTATION) {
-                t0 = System.nanoTime();
+                t0 = Clock.currentNanos();
                 System.err.println("GLWindow.setVisibleActionPost("+visible+", "+nativeWindowCreated+") "+WindowImpl.getThreadName()+", start");
             } else {
                 t0 = 0;
@@ -710,7 +711,7 @@ public class GLWindow extends GLAutoDrawableBase implements GLAutoDrawable, Wind
                 }
             }
             if(Window.DEBUG_IMPLEMENTATION) {
-                System.err.println("GLWindow.setVisibleActionPost("+visible+", "+nativeWindowCreated+") "+WindowImpl.getThreadName()+", fin: dt "+ (System.nanoTime()-t0)/1e6 +"ms");
+                System.err.println("GLWindow.setVisibleActionPost("+visible+", "+nativeWindowCreated+") "+WindowImpl.getThreadName()+", fin: dt "+ (Clock.currentNanos()-t0)/1e6 +"ms");
             }
         }