Revised Java2D/JOGL bridge to support new share context argument to

CGLSurfaceData.createOGLContextOnSurface(Graphics, long). Testing
indicates that sharing of textures, etc. between pbuffers and the
context created on the Java2D back buffer is no longer functioning,
however.


git-svn-id: file:///usr/local/projects/SUN/JOGL/git-svn/svn-server-sync/jogl/trunk@871 232f8b59-042b-4e1e-8c03-345bb8c30851

6 files changed, 39 insertions, 14 deletions

diff --git a/src/classes/com/sun/opengl/impl/GLDrawableFactoryImpl.java b/src/classes/com/sun/opengl/impl/GLDrawableFactoryImpl.java
index 2991263b6..d5b14c099 100644
--- a/src/classes/com/sun/opengl/impl/GLDrawableFactoryImpl.java
+++ b/src/classes/com/sun/opengl/impl/GLDrawableFactoryImpl.java
@@ -89,7 +89,7 @@ public abstract class GLDrawableFactoryImpl extends GLDrawableFactory implements
 
   public abstract boolean canCreateContextOnJava2DSurface();
 
-  public abstract GLContext createContextOnJava2DSurface(Graphics g)
+  public abstract GLContext createContextOnJava2DSurface(Graphics g, GLContext shareWith)
     throws GLException;
 
   //----------------------------------------------------------------------
diff --git a/src/classes/com/sun/opengl/impl/Java2D.java b/src/classes/com/sun/opengl/impl/Java2D.java
index 515cc578c..9b9cff29d 100755
--- a/src/classes/com/sun/opengl/impl/Java2D.java
+++ b/src/classes/com/sun/opengl/impl/Java2D.java
@@ -90,7 +90,7 @@ public class Java2D {
 
   // Accessors for new methods in sun.java2d.opengl.CGLSurfaceData
   // class on OS X for enabling bridge
-  //  public static long    createOGLContextOnSurface(Graphics g);
+  //  public static long    createOGLContextOnSurface(Graphics g, long ctx);
   //  public static boolean makeOGLContextCurrentOnSurface(Graphics g, long ctx);
   //  public static void    destroyOGLContext(long ctx);
   private static Method createOGLContextOnSurfaceMethod;
@@ -206,7 +206,8 @@ public class Java2D {
                 // We need to find these methods in order to make the bridge work on OS X
                 createOGLContextOnSurfaceMethod = cglSurfaceData.getDeclaredMethod("createOGLContextOnSurface",
                                                                                    new Class[] {
-                                                                                     Graphics.class
+                                                                                     Graphics.class,
+                                                                                     Long.TYPE
                                                                                    });
                 createOGLContextOnSurfaceMethod.setAccessible(true);
 
@@ -446,13 +447,14 @@ public class Java2D {
   // Mac OS X-specific methods
   //
 
-  /** (Mac OS X-specific) Creates a new OpenGL context on the surface associated with the
-      given Graphics object. */
-  public static long createOGLContextOnSurface(Graphics g) {
+  /** (Mac OS X-specific) Creates a new OpenGL context on the surface
+      associated with the given Graphics object, sharing textures and
+      display lists with the specified (CGLContextObj) share context. */
+  public static long createOGLContextOnSurface(Graphics g, long shareCtx) {
     checkActive();
 
     try {
-      return ((Long) createOGLContextOnSurfaceMethod.invoke(null, new Object[] { g })).longValue();
+      return ((Long) createOGLContextOnSurfaceMethod.invoke(null, new Object[] { g, new Long(shareCtx) })).longValue();
     } catch (InvocationTargetException e) {
       throw new GLException(e.getTargetException());
     } catch (Exception e) {
diff --git a/src/classes/com/sun/opengl/impl/macosx/MacOSXGLDrawableFactory.java b/src/classes/com/sun/opengl/impl/macosx/MacOSXGLDrawableFactory.java
index 855512213..6c56a2b6d 100644
--- a/src/classes/com/sun/opengl/impl/macosx/MacOSXGLDrawableFactory.java
+++ b/src/classes/com/sun/opengl/impl/macosx/MacOSXGLDrawableFactory.java
@@ -147,9 +147,9 @@ public class MacOSXGLDrawableFactory extends GLDrawableFactoryImpl {
     return true;
   }
 
-  public GLContext createContextOnJava2DSurface(Graphics g)
+  public GLContext createContextOnJava2DSurface(Graphics g, GLContext shareWith)
     throws GLException {
-    return new MacOSXJava2DGLContext();
+    return new MacOSXJava2DGLContext(shareWith);
   }
   
 
diff --git a/src/classes/com/sun/opengl/impl/macosx/MacOSXJava2DGLContext.java b/src/classes/com/sun/opengl/impl/macosx/MacOSXJava2DGLContext.java
index 3082dd200..5f4de0464 100644
--- a/src/classes/com/sun/opengl/impl/macosx/MacOSXJava2DGLContext.java
+++ b/src/classes/com/sun/opengl/impl/macosx/MacOSXJava2DGLContext.java
@@ -58,8 +58,8 @@ public class MacOSXJava2DGLContext extends MacOSXGLContext implements Java2DGLCo
   // rethink this in particular if using FBOs to implement the
   // Java2D/OpenGL pipeline on Mac OS X
 
-  public MacOSXJava2DGLContext() {
-    super(null, null);
+  public MacOSXJava2DGLContext(GLContext shareWith) {
+    super(null, shareWith);
   }
 
   public void setGraphics(Graphics g) {
@@ -90,7 +90,30 @@ public class MacOSXJava2DGLContext extends MacOSXGLContext implements Java2DGLCo
   }
 
   protected boolean create() {
-    long ctx = Java2D.createOGLContextOnSurface(graphics);
+    // Find and configure share context
+    MacOSXGLContext other = (MacOSXGLContext) GLContextShareSet.getShareContext(this);
+    long share = 0;
+    if (other != null) {
+      // Reconfigure pbuffer-based GLContexts
+      if (other instanceof MacOSXPbufferGLContext) {
+        MacOSXPbufferGLContext ctx = (MacOSXPbufferGLContext) other;
+        ctx.setOpenGLMode(MacOSXGLDrawable.CGL_MODE);
+      } else {
+        if (other.getOpenGLMode() != MacOSXGLDrawable.CGL_MODE) {
+          throw new GLException("Can't share between NSOpenGLContexts and CGLContextObjs");
+        }
+      }
+      share = other.getNSContext();
+      // Note we don't check for a 0 return value, since switching
+      // the context's mode causes it to be destroyed and not
+      // re-initialized until the next makeCurrent
+    }
+
+    if (DEBUG) {
+      System.err.println("!!! Share context is " + toHexString(share) + " for " + getClass().getName());
+    }
+
+    long ctx = Java2D.createOGLContextOnSurface(graphics, share);
     if (ctx == 0) {
       return false;
     }
diff --git a/src/classes/com/sun/opengl/impl/windows/WindowsGLDrawableFactory.java b/src/classes/com/sun/opengl/impl/windows/WindowsGLDrawableFactory.java
index dada5d0c3..1c77d5b04 100644
--- a/src/classes/com/sun/opengl/impl/windows/WindowsGLDrawableFactory.java
+++ b/src/classes/com/sun/opengl/impl/windows/WindowsGLDrawableFactory.java
@@ -227,7 +227,7 @@ public class WindowsGLDrawableFactory extends GLDrawableFactoryImpl {
     return false;
   }
 
-  public GLContext createContextOnJava2DSurface(Graphics g)
+  public GLContext createContextOnJava2DSurface(Graphics g, GLContext shareWith)
     throws GLException {
     throw new GLException("Unimplemented on this platform");
   }
diff --git a/src/classes/com/sun/opengl/impl/x11/X11GLDrawableFactory.java b/src/classes/com/sun/opengl/impl/x11/X11GLDrawableFactory.java
index a5a174236..12a36e350 100644
--- a/src/classes/com/sun/opengl/impl/x11/X11GLDrawableFactory.java
+++ b/src/classes/com/sun/opengl/impl/x11/X11GLDrawableFactory.java
@@ -531,7 +531,7 @@ public class X11GLDrawableFactory extends GLDrawableFactoryImpl {
     return false;
   }
 
-  public GLContext createContextOnJava2DSurface(Graphics g)
+  public GLContext createContextOnJava2DSurface(Graphics g, GLContext shareWith)
     throws GLException {
     throw new GLException("Unimplemented on this platform");
   }