implemented GLJPanel for Mac OS X

git-svn-id: file:///usr/local/projects/SUN/JOGL/git-svn/svn-server-sync/jogl/trunk@74 232f8b59-042b-4e1e-8c03-345bb8c30851

1 files changed, 10 insertions, 1 deletions

diff --git a/src/net/java/games/jogl/impl/GLContext.java b/src/net/java/games/jogl/impl/GLContext.java
index e0def092a..82672b1c3 100644
--- a/src/net/java/games/jogl/impl/GLContext.java
+++ b/src/net/java/games/jogl/impl/GLContext.java
@@ -464,12 +464,21 @@ public abstract class GLContext {
       which to read pixels (GL.GL_FRONT or GL.GL_BACK). */
   public abstract int getOffscreenContextReadBuffer();
 
+  /** Only called for offscreen contexts; needed by glReadPixels */
+  public abstract int getOffscreenContextWidth();
+  
+  /** Only called for offscreen contexts; needed by glReadPixels */
+  public abstract int getOffscreenContextHeight();
+  
+  /** Only called for offscreen contexts; needed by glReadPixels */
+  public abstract int getOffscreenContextPixelDataType();
+  
   /** On some platforms the mismatch between OpenGL's coordinate
       system (origin at bottom left) and the window system's
       coordinate system (origin at top left) necessitates a vertical
       flip of pixels read from offscreen contexts. */
   public abstract boolean offscreenImageNeedsVerticalFlip();
-
+  
   /** Attempts to make the GL context current. If necessary, creates a
       context and calls the initAction once the context is current.
       Most error conditions cause an exception to be thrown, except