src/macosx/classes/sun/java2d/opengl/CGLGraphicsConfig.java

*** 29,40 ****
--- 29,44 ----
  import java.awt.BufferCapabilities;
  import java.awt.Color;
  import java.awt.Component;
  import java.awt.Graphics;
  import java.awt.Graphics2D;
+ import java.awt.GraphicsConfiguration;
+ import java.awt.GraphicsDevice;
+ import java.awt.GraphicsEnvironment;
  import java.awt.Image;
  import java.awt.ImageCapabilities;
+ import java.awt.Rectangle;
  import java.awt.Transparency;
  import java.awt.color.ColorSpace;
  import java.awt.image.BufferedImage;
  import java.awt.image.ColorModel;
  import java.awt.image.DataBuffer;
*** 42,51 ****
--- 46,56 ----
  import java.awt.image.VolatileImage;
  import java.awt.image.WritableRaster;
  
  import sun.awt.CGraphicsConfig;
  import sun.awt.CGraphicsDevice;
+ import sun.awt.TextureSizeConstraining;
  import sun.awt.image.OffScreenImage;
  import sun.awt.image.SunVolatileImage;
  import sun.awt.image.SurfaceManager;
  import sun.java2d.Disposer;
  import sun.java2d.DisposerRecord;
*** 63,73 ****
  import sun.java2d.pipe.hw.AccelDeviceEventNotifier;
  
  import sun.lwawt.macosx.CPlatformView;
  
  public class CGLGraphicsConfig extends CGraphicsConfig
!     implements OGLGraphicsConfig
  {
      //private static final int kOpenGLSwapInterval = RuntimeOptions.getCurrentOptions().OpenGLSwapInterval;
      private static final int kOpenGLSwapInterval = 0; // TODO
      protected static boolean cglAvailable;
      private static ImageCapabilities imageCaps = new CGLImageCaps();
--- 68,78 ----
  import sun.java2d.pipe.hw.AccelDeviceEventNotifier;
  
  import sun.lwawt.macosx.CPlatformView;
  
  public class CGLGraphicsConfig extends CGraphicsConfig
!     implements OGLGraphicsConfig, TextureSizeConstraining
  {
      //private static final int kOpenGLSwapInterval = RuntimeOptions.getCurrentOptions().OpenGLSwapInterval;
      private static final int kOpenGLSwapInterval = 0; // TODO
      protected static boolean cglAvailable;
      private static ImageCapabilities imageCaps = new CGLImageCaps();
*** 240,249 ****
--- 245,256 ----
          try {
              OGLContext.invalidateCurrentContext();
          } finally {
              rq.unlock();
          }
+ 
+         updateTotalDisplayBounds();
      }
  
      @Override
      public String toString() {
          int screen = getDevice().getCoreGraphicsScreen();
*** 476,481 ****
--- 483,534 ----
      }
  
      public void removeDeviceEventListener(AccelDeviceEventListener l) {
          AccelDeviceEventNotifier.removeListener(l);
      }
+ 
+     private static final Rectangle totalDisplayBounds = new Rectangle();
+ 
+     private static void updateTotalDisplayBounds() {
+         synchronized (totalDisplayBounds) {
+             Rectangle virtualBounds = new Rectangle();
+             for (GraphicsDevice gd : GraphicsEnvironment.getLocalGraphicsEnvironment().getScreenDevices()) {
+                 for (GraphicsConfiguration gc : gd.getConfigurations()) {
+                     virtualBounds = virtualBounds.union(gc.getBounds());
+                 }
+             }
+             totalDisplayBounds.setBounds(virtualBounds);
+         }
+     }
+ 
+     // 7160609: GL still fails to create a square texture of this size,
+     //          so we use this value to cap the total display bounds.
+     native private static int getMaxTextureSize();
+ 
+     @Override
+     public int getMaxTextureWidth() {
+         int width;
+ 
+         synchronized (totalDisplayBounds) {
+             if (totalDisplayBounds.width == 0) {
+                 updateTotalDisplayBounds();
+             }
+             width = totalDisplayBounds.width;
+         }
+ 
+         return Math.min(width, getMaxTextureSize());
+     }
+ 
+     @Override
+     public int getMaxTextureHeight() {
+         int height;
+ 
+         synchronized (totalDisplayBounds) {
+             if (totalDisplayBounds.height == 0) {
+                 updateTotalDisplayBounds();
+             }
+             height = totalDisplayBounds.height;
+         }
+ 
+         return Math.min(height, getMaxTextureSize());
+     }
  }