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diff --git a/src/demos/j2d/TestOverlay.java b/src/demos/j2d/TestOverlay.java
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index b0bcae2..0000000
--- a/src/demos/j2d/TestOverlay.java
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-/*
- * Copyright (c) 2006 Sun Microsystems, Inc. All Rights Reserved.
- * 
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions are
- * met:
- * 
- * - Redistribution of source code must retain the above copyright
- *   notice, this list of conditions and the following disclaimer.
- * 
- * - Redistribution in binary form must reproduce the above copyright
- *   notice, this list of conditions and the following disclaimer in the
- *   documentation and/or other materials provided with the distribution.
- * 
- * Neither the name of Sun Microsystems, Inc. or the names of
- * contributors may be used to endorse or promote products derived from
- * this software without specific prior written permission.
- * 
- * This software is provided "AS IS," without a warranty of any kind. ALL
- * EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND WARRANTIES,
- * INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY, FITNESS FOR A
- * PARTICULAR PURPOSE OR NON-INFRINGEMENT, ARE HEREBY EXCLUDED. SUN
- * MICROSYSTEMS, INC. ("SUN") AND ITS LICENSORS SHALL NOT BE LIABLE FOR
- * ANY DAMAGES SUFFERED BY LICENSEE AS A RESULT OF USING, MODIFYING OR
- * DISTRIBUTING THIS SOFTWARE OR ITS DERIVATIVES. IN NO EVENT WILL SUN OR
- * ITS LICENSORS BE LIABLE FOR ANY LOST REVENUE, PROFIT OR DATA, OR FOR
- * DIRECT, INDIRECT, SPECIAL, CONSEQUENTIAL, INCIDENTAL OR PUNITIVE
- * DAMAGES, HOWEVER CAUSED AND REGARDLESS OF THE THEORY OF LIABILITY,
- * ARISING OUT OF THE USE OF OR INABILITY TO USE THIS SOFTWARE, EVEN IF
- * SUN HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES.
- * 
- * You acknowledge that this software is not designed or intended for use
- * in the design, construction, operation or maintenance of any nuclear
- * facility.
- * 
- * Sun gratefully acknowledges that this software was originally authored
- * and developed by Kenneth Bradley Russell and Christopher John Kline.
- */
-
-package demos.j2d;
-
-import java.awt.AlphaComposite;
-import java.awt.Color;
-import java.awt.Font;
-import java.awt.Frame;
-import java.awt.Graphics2D;
-import java.awt.Rectangle;
-import java.awt.event.*;
-import java.awt.font.*;
-import java.text.*;
-
-import javax.media.opengl.*;
-import com.sun.opengl.util.*;
-import com.sun.opengl.util.j2d.*;
-
-import demos.gears.Gears;
-import demos.util.*;
-import gleem.linalg.*;
-
-/** A simple test of the Overlay utility class. Draws gears underneath
-    with moving Java 2D-rendered text on top. */
-
-public class TestOverlay implements GLEventListener {
-  public static void main(String[] args) {
-    Frame frame = new Frame("Java 2D Overlay Test");
-    GLCapabilities caps = new GLCapabilities();
-    caps.setAlphaBits(8);
-    GLCanvas canvas = new GLCanvas(caps);
-    canvas.addGLEventListener(new Gears());
-    canvas.addGLEventListener(new TestOverlay());
-    frame.add(canvas);
-    frame.setSize(512, 512);
-    final Animator animator = new Animator(canvas);
-    frame.addWindowListener(new WindowAdapter() {
-        public void windowClosing(WindowEvent e) {
-          // Run this on another thread than the AWT event queue to
-          // make sure the call to Animator.stop() completes before
-          // exiting
-          new Thread(new Runnable() {
-              public void run() {
-                animator.stop();
-                System.exit(0);
-              }
-            }).start();
-        }
-      });
-    frame.show();
-    animator.start();
-  }
-
-  private Overlay overlay;
-  private Time time;
-  private Font font;
-  private Color TRANSPARENT_BLACK = new Color(0.0f, 0.0f, 0.0f, 0.0f);
-  private FontRenderContext frc;
-  private GlyphVector gv;
-  private Vec2f velocity = new Vec2f(100.0f, 150.0f);
-  private Vec2f position;
-  private Rectangle textBounds;
-  private Rectangle lastTextBounds;
-  private String TEST_STRING = "Java 2D Text";
-  private long startTime;
-  private int frameCount;
-  private DecimalFormat format = new DecimalFormat("####.00");
-
-  private Rectangle fpsBounds;
-
-  public void init(GLAutoDrawable drawable) {
-    GL gl = drawable.getGL();
-    gl.setSwapInterval(0);
-
-    overlay = new Overlay(drawable);
-    time = new SystemTime();
-    ((SystemTime) time).rebase();
-
-    // Start the text half way up the left side
-    position = new Vec2f(0.0f, drawable.getHeight() / 2);
-
-    // Create the font, render context, and glyph vector
-    font = new Font("SansSerif", Font.BOLD, 36);
-  }
-
-  public void display(GLAutoDrawable drawable) {
-    if (startTime == 0) {
-      startTime = System.currentTimeMillis();
-    }
-
-    Graphics2D g2d = overlay.createGraphics();
-
-    if (++frameCount == 30) {
-      long endTime = System.currentTimeMillis();
-      float fps = 30.0f / (float) (endTime - startTime) * 1000;
-      frameCount = 0;
-      startTime = System.currentTimeMillis();
-
-      FontRenderContext frc = g2d.getFontRenderContext();
-      String fpsString = "FPS: " + format.format(fps);
-      GlyphVector gv = font.createGlyphVector(frc, TEST_STRING);
-      fpsBounds = gv.getPixelBounds(frc, 0, 0);
-      int x = drawable.getWidth() - fpsBounds.width - 20;
-      int y = drawable.getHeight() - 20;
-      g2d.setFont(font);
-      g2d.setComposite(AlphaComposite.Src);
-      g2d.setColor(TRANSPARENT_BLACK);
-      g2d.fillRect(x + fpsBounds.x, y + fpsBounds.y, fpsBounds.width, fpsBounds.height);
-      g2d.setColor(Color.WHITE);
-      g2d.drawString(fpsString, x, y);
-      overlay.markDirty(x + fpsBounds.x, y + fpsBounds.y, fpsBounds.width, fpsBounds.height);
-    }
-
-    time.update();
-
-    g2d.setFont(font);
-    g2d.setComposite(AlphaComposite.Src);
-    if (overlay.contentsLost()) {
-      frc = g2d.getFontRenderContext();
-      gv = font.createGlyphVector(frc, TEST_STRING);
-    }
-
-    // Compute the next position of the text
-    position = position.plus(velocity.times((float) time.deltaT()));
-    // Figure out whether we have to switch directions
-    textBounds = gv.getPixelBounds(frc, position.x(), position.y());
-    if (textBounds.getMinX() < 0) {
-      velocity.setX(Math.abs(velocity.x()));
-    } else if (textBounds.getMaxX() > drawable.getWidth()) {
-      velocity.setX(-1.0f * Math.abs(velocity.x()));
-    }
-    if (textBounds.getMinY() < 0) {
-      velocity.setY(Math.abs(velocity.y()));
-    } else if (textBounds.getMaxY() > drawable.getHeight()) {
-      velocity.setY(-1.0f * Math.abs(velocity.y()));
-    }
-
-    // Clear the last text (if any) and draw the current
-    if (lastTextBounds != null) {
-      g2d.setColor(TRANSPARENT_BLACK);
-      g2d.fillRect((int) lastTextBounds.getMinX(), (int) lastTextBounds.getMinY(),
-                   (int) (lastTextBounds.getWidth() + 1), (int) (lastTextBounds.getHeight() + 1));
-    } else if (overlay.contentsLost()) {
-      g2d.setColor(TRANSPARENT_BLACK);
-      g2d.fillRect(0, 0, drawable.getWidth(), drawable.getHeight());
-    }
-    g2d.setColor(Color.WHITE);
-    g2d.drawString(TEST_STRING, position.x(), position.y());
-
-    // Compute the union of these rectangles to push an update to
-    // the overlay
-    Rectangle union = new Rectangle(textBounds);
-    if (lastTextBounds != null) {
-      union.add(lastTextBounds);
-    }
-    // Put a little slop around this text due to apparent rounding errors
-    overlay.markDirty(union.x, union.y, union.width + 10, union.height + 10);
-
-    // Move down the text bounds
-    lastTextBounds = textBounds;
-
-    // Draw the overlay
-    overlay.drawAll();
-    g2d.dispose();
-  }
-
-  // Unused methods
-  public void reshape(GLAutoDrawable drawable, int x, int y, int width, int height) {}
-  public void displayChanged(GLAutoDrawable drawable, boolean modeChanged, boolean deviceChanged) {}
-}