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-rw-r--r--src/native/jogl/MacOSXWindowSystemInterface.m5
-rw-r--r--src/net/java/games/jogl/GLCanvas.java19
-rw-r--r--src/net/java/games/jogl/GLContextHelper.java68
-rw-r--r--src/net/java/games/jogl/GLDrawableFactory.java54
-rw-r--r--src/net/java/games/jogl/GLJPanel.java41
-rw-r--r--src/net/java/games/jogl/impl/GLContext.java15
-rw-r--r--src/net/java/games/jogl/impl/GLContextFactory.java3
-rw-r--r--src/net/java/games/jogl/impl/GLContextShareSet.java153
-rw-r--r--src/net/java/games/jogl/impl/GLPbufferImpl.java4
-rw-r--r--src/net/java/games/jogl/impl/macosx/MacOSXDummyGLContext.java2
-rw-r--r--src/net/java/games/jogl/impl/macosx/MacOSXGLContext.java15
-rw-r--r--src/net/java/games/jogl/impl/macosx/MacOSXGLContextFactory.java9
-rw-r--r--src/net/java/games/jogl/impl/macosx/MacOSXOffscreenGLContext.java6
-rw-r--r--src/net/java/games/jogl/impl/macosx/MacOSXOnscreenGLContext.java20
-rw-r--r--src/net/java/games/jogl/impl/windows/WindowsGLContext.java31
-rw-r--r--src/net/java/games/jogl/impl/windows/WindowsGLContextFactory.java7
-rw-r--r--src/net/java/games/jogl/impl/windows/WindowsOffscreenGLContext.java7
-rw-r--r--src/net/java/games/jogl/impl/windows/WindowsOnscreenGLContext.java7
-rw-r--r--src/net/java/games/jogl/impl/windows/WindowsPbufferGLContext.java2
-rw-r--r--src/net/java/games/jogl/impl/x11/X11GLContext.java31
-rw-r--r--src/net/java/games/jogl/impl/x11/X11GLContextFactory.java7
-rw-r--r--src/net/java/games/jogl/impl/x11/X11OffscreenGLContext.java7
-rw-r--r--src/net/java/games/jogl/impl/x11/X11OnscreenGLContext.java7
-rw-r--r--src/net/java/games/jogl/impl/x11/X11PbufferGLContext.java2
24 files changed, 447 insertions, 75 deletions
diff --git a/src/native/jogl/MacOSXWindowSystemInterface.m b/src/native/jogl/MacOSXWindowSystemInterface.m
index 074b98b2a..11188f377 100644
--- a/src/native/jogl/MacOSXWindowSystemInterface.m
+++ b/src/native/jogl/MacOSXWindowSystemInterface.m
@@ -3,8 +3,9 @@
typedef int Bool;
-void* createContext(void* nsView) {
+void* createContext(void* nsView, void* shareContext) {
NSView *view = nsView;
+ NSOpenGLContext *share = shareContext;
// FIXME: hardcoded pixel format. Instead pass these attributes down
// as arguments. There is really no way to enumerate the possible
@@ -28,7 +29,7 @@ void* createContext(void* nsView) {
NSOpenGLPixelFormat* fmt = [[NSOpenGLPixelFormat alloc] initWithAttributes: (NSOpenGLPixelFormatAttribute*) attribs];
- NSOpenGLContext* context = [[NSOpenGLContext alloc] initWithFormat: [fmt autorelease] shareContext: nil];
+ NSOpenGLContext* context = [[NSOpenGLContext alloc] initWithFormat: [fmt autorelease] shareContext: share];
if (view != nil) {
[context setView: view];
diff --git a/src/net/java/games/jogl/GLCanvas.java b/src/net/java/games/jogl/GLCanvas.java
index adee0315d..474dd238d 100644
--- a/src/net/java/games/jogl/GLCanvas.java
+++ b/src/net/java/games/jogl/GLCanvas.java
@@ -65,14 +65,21 @@ public final class GLCanvas extends Canvas implements GLDrawable {
// This workaround makes things quite a bit slower
private static final boolean isOSX = System.getProperty("os.name").equals("Mac OS X");
- GLCanvas(GLCapabilities capabilities, GLCapabilitiesChooser chooser) {
+ GLCanvas(GLCapabilities capabilities,
+ GLCapabilitiesChooser chooser,
+ GLDrawable shareWith) {
super();
- context = GLContextFactory.getFactory().createGLContext(this, capabilities, chooser);
+ context = GLContextFactory.getFactory().createGLContext(this, capabilities, chooser,
+ GLContextHelper.getContext(shareWith));
}
- GLCanvas(GraphicsConfiguration config, GLCapabilities capabilities, GLCapabilitiesChooser chooser) {
+ GLCanvas(GraphicsConfiguration config,
+ GLCapabilities capabilities,
+ GLCapabilitiesChooser chooser,
+ GLDrawable shareWith) {
super(config);
- context = GLContextFactory.getFactory().createGLContext(this, capabilities, chooser);
+ context = GLContextFactory.getFactory().createGLContext(this, capabilities, chooser,
+ GLContextHelper.getContext(shareWith));
}
public void display() {
@@ -171,6 +178,10 @@ public final class GLCanvas extends Canvas implements GLDrawable {
return new GLPbufferImpl(context.createPbufferContext(capabilities, initialWidth, initialHeight));
}
+ GLContext getContext() {
+ return context;
+ }
+
//----------------------------------------------------------------------
// Internals only below this point
//
diff --git a/src/net/java/games/jogl/GLContextHelper.java b/src/net/java/games/jogl/GLContextHelper.java
new file mode 100644
index 000000000..d99e17d39
--- /dev/null
+++ b/src/net/java/games/jogl/GLContextHelper.java
@@ -0,0 +1,68 @@
+/*
+ * Copyright (c) 2003 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
+ * MIDROSYSTEMS, 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 net.java.games.jogl;
+
+import net.java.games.jogl.impl.*;
+
+/** This package-private class helps extract a GLContext from a
+ GLDrawable. The getContext() method can not be placed in the
+ public API of GLDrawable without exposing the GLContext class to
+ the public API, which is not desired. */
+
+class GLContextHelper {
+ static GLContext getContext(GLDrawable drawable) throws GLException {
+ if (drawable == null) {
+ return null;
+ }
+
+ if (drawable instanceof GLCanvas) {
+ return ((GLCanvas) drawable).getContext();
+ } else if (drawable instanceof GLJPanel) {
+ return ((GLJPanel) drawable).getContext();
+ } else if (drawable instanceof GLPbufferImpl) {
+ return ((GLPbufferImpl) drawable).getContext();
+ } else {
+ throw new GLException(
+ "Sharing of contexts and display lists not supported among user-defined GLDrawables " +
+ "(unknown drawable type " + drawable.getClass().getName() + ")"
+ );
+ }
+ }
+}
diff --git a/src/net/java/games/jogl/GLDrawableFactory.java b/src/net/java/games/jogl/GLDrawableFactory.java
index 17d5779df..79109771c 100644
--- a/src/net/java/games/jogl/GLDrawableFactory.java
+++ b/src/net/java/games/jogl/GLDrawableFactory.java
@@ -77,13 +77,36 @@ public class GLDrawableFactory {
/** Creates a {@link GLCanvas} with the specified capabilities using
the default capabilities selection algorithm. */
public GLCanvas createGLCanvas(GLCapabilities capabilities) {
- return createGLCanvas(capabilities, null);
+ return createGLCanvas(capabilities, null, null);
+ }
+
+ /** Creates a {@link GLCanvas} with the specified capabilities using
+ the default capabilities selection algorithm. The canvas will
+ share textures and display lists with the specified {@link
+ GLDrawable}; the drawable must either be null or have been
+ fabricated from this factory or by classes in this package. A
+ null drawable indicates no sharing. */
+ public GLCanvas createGLCanvas(GLCapabilities capabilities, GLDrawable shareWith) {
+ return createGLCanvas(capabilities, null, shareWith);
}
/** Creates a {@link GLCanvas} with the specified capabilities using
the supplied capabilities selection algorithm. A null chooser is
equivalent to using the {@link DefaultGLCapabilitiesChooser}. */
public GLCanvas createGLCanvas(GLCapabilities capabilities, GLCapabilitiesChooser chooser) {
+ return createGLCanvas(capabilities, chooser, null);
+ }
+
+ /** Creates a {@link GLCanvas} with the specified capabilities using
+ the supplied capabilities selection algorithm. A null chooser is
+ equivalent to using the {@link DefaultGLCapabilitiesChooser}.
+ The canvas will share textures and display lists with the
+ specified {@link GLDrawable}; the drawable must either be null
+ or have been fabricated from this factory or by classes in this
+ package. A null drawable indicates no sharing. */
+ public GLCanvas createGLCanvas(GLCapabilities capabilities,
+ GLCapabilitiesChooser chooser,
+ GLDrawable shareWith) {
// FIXME: do we need to select a GraphicsConfiguration here as in
// GL4Java? If so, this class will have to be made abstract and
// we'll have to provide hooks into this package to get at the
@@ -91,22 +114,45 @@ public class GLDrawableFactory {
if (chooser == null) {
chooser = new DefaultGLCapabilitiesChooser();
}
- return new GLCanvas(capabilities, chooser);
+ return new GLCanvas(capabilities, chooser, shareWith);
}
/** Creates a {@link GLJPanel} with the specified capabilities using
the default capabilities selection algorithm. */
public GLJPanel createGLJPanel(GLCapabilities capabilities) {
- return createGLJPanel(capabilities, null);
+ return createGLJPanel(capabilities, null, null);
+ }
+
+ /** Creates a {@link GLJPanel} with the specified capabilities using
+ the default capabilities selection algorithm. The panel will
+ share textures and display lists with the specified {@link
+ GLDrawable}; the drawable must either be null or have been
+ fabricated from this factory or by classes in this package. A
+ null drawable indicates no sharing. */
+ public GLJPanel createGLJPanel(GLCapabilities capabilities, GLDrawable shareWith) {
+ return createGLJPanel(capabilities, null, shareWith);
}
/** Creates a {@link GLJPanel} with the specified capabilities using
the supplied capabilities selection algorithm. A null chooser is
equivalent to using the {@link DefaultGLCapabilitiesChooser}. */
public GLJPanel createGLJPanel(GLCapabilities capabilities, GLCapabilitiesChooser chooser) {
+ return createGLJPanel(capabilities, chooser, null);
+ }
+
+ /** Creates a {@link GLJPanel} with the specified capabilities using
+ the supplied capabilities selection algorithm. A null chooser is
+ equivalent to using the {@link DefaultGLCapabilitiesChooser}.
+ The panel will share textures and display lists with the
+ specified {@link GLDrawable}; the drawable must either be null
+ or have been fabricated from this factory or by classes in this
+ package. A null drawable indicates no sharing. */
+ public GLJPanel createGLJPanel(GLCapabilities capabilities,
+ GLCapabilitiesChooser chooser,
+ GLDrawable shareWith) {
if (chooser == null) {
chooser = new DefaultGLCapabilitiesChooser();
}
- return new GLJPanel(capabilities, chooser);
+ return new GLJPanel(capabilities, chooser, shareWith);
}
}
diff --git a/src/net/java/games/jogl/GLJPanel.java b/src/net/java/games/jogl/GLJPanel.java
index 787a4a8cc..07952eef3 100644
--- a/src/net/java/games/jogl/GLJPanel.java
+++ b/src/net/java/games/jogl/GLJPanel.java
@@ -64,8 +64,6 @@ import net.java.games.jogl.impl.*;
them. */
public final class GLJPanel extends JPanel implements GLDrawable {
- private GLCapabilities capabilities;
- private GLCapabilitiesChooser chooser;
private GLDrawableHelper drawableHelper = new GLDrawableHelper();
private GLContext context;
private BufferedImage offscreenImage;
@@ -86,10 +84,10 @@ public final class GLJPanel extends JPanel implements GLDrawable {
private int[] skippixels = new int[1];
private int[] alignment = new int[1];
- GLJPanel(GLCapabilities capabilities, GLCapabilitiesChooser chooser) {
+ GLJPanel(GLCapabilities capabilities, GLCapabilitiesChooser chooser, GLDrawable shareWith) {
super();
- this.capabilities = capabilities;
- this.chooser = chooser;
+ context = GLContextFactory.getFactory().createGLContext(null, capabilities, chooser,
+ GLContextHelper.getContext(shareWith));
}
public void display() {
@@ -110,7 +108,7 @@ public final class GLJPanel extends JPanel implements GLDrawable {
be invoked by applications directly. */
public void paintComponent(Graphics g) {
displayAction.setGraphics(g);
- getContext().invokeGL(displayAction, false, initAction);
+ context.invokeGL(displayAction, false, initAction);
synchronized(semaphore) {
repaintDone = true;
semaphore.notifyAll();
@@ -129,8 +127,8 @@ public final class GLJPanel extends JPanel implements GLDrawable {
final int fy = 0;
final int fwidth = width;
final int fheight = height;
- getContext().resizeOffscreenContext(width, height);
- getContext().invokeGL(new Runnable() {
+ context.resizeOffscreenContext(width, height);
+ context.invokeGL(new Runnable() {
public void run() {
getGL().glViewport(fx, fy, fwidth, fheight);
drawableHelper.reshape(GLJPanel.this, fx, fy, fwidth, fheight);
@@ -153,23 +151,19 @@ public final class GLJPanel extends JPanel implements GLDrawable {
}
public GL getGL() {
- // must use getContext() because context is created lazily
- return getContext().getGL();
+ return context.getGL();
}
public void setGL(GL gl) {
- // must use getContext() because context is created lazily
- getContext().setGL(gl);
+ context.setGL(gl);
}
public GLU getGLU() {
- // must use getContext() because context is created lazily
- return getContext().getGLU();
+ return context.getGLU();
}
public void setGLU(GLU glu) {
- // must use getContext() because context is created lazily
- getContext().setGLU(glu);
+ context.setGLU(glu);
}
public void setRenderingThread(Thread currentThreadOrNull) throws GLException {
@@ -178,7 +172,7 @@ public final class GLJPanel extends JPanel implements GLDrawable {
}
public Thread getRenderingThread() {
- return getContext().getRenderingThread();
+ return context.getRenderingThread();
}
public void setNoAutoRedrawMode(boolean noAutoRedraws) {
@@ -201,17 +195,14 @@ public final class GLJPanel extends JPanel implements GLDrawable {
throw new GLException("Not supported");
}
+ GLContext getContext() {
+ return context;
+ }
+
//----------------------------------------------------------------------
// Internals only below this point
//
- private GLContext getContext() {
- if (context == null) {
- context = GLContextFactory.getFactory().createGLContext(null, capabilities, chooser);
- }
- return context;
- }
-
class InitAction implements Runnable {
public void run() {
drawableHelper.init(GLJPanel.this);
@@ -230,7 +221,7 @@ public final class GLJPanel extends JPanel implements GLDrawable {
drawableHelper.display(GLJPanel.this);
// Must now copy pixels from offscreen context into surface
if (offscreenImage == null) {
- int awtFormat = getContext().getOffscreenContextBufferedImageType();
+ int awtFormat = context.getOffscreenContextBufferedImageType();
offscreenImage = new BufferedImage(getWidth(), getHeight(), awtFormat);
switch (awtFormat) {
case BufferedImage.TYPE_3BYTE_BGR:
diff --git a/src/net/java/games/jogl/impl/GLContext.java b/src/net/java/games/jogl/impl/GLContext.java
index eb7d21988..db8842b39 100644
--- a/src/net/java/games/jogl/impl/GLContext.java
+++ b/src/net/java/games/jogl/impl/GLContext.java
@@ -113,7 +113,10 @@ public abstract class GLContext {
// moment in time
protected FunctionAvailabilityCache functionAvailability;
- public GLContext(Component component, GLCapabilities capabilities, GLCapabilitiesChooser chooser) {
+ public GLContext(Component component,
+ GLCapabilities capabilities,
+ GLCapabilitiesChooser chooser,
+ GLContext shareWith) {
this.component = component;
try {
this.capabilities = (GLCapabilities) capabilities.clone();
@@ -123,6 +126,9 @@ public abstract class GLContext {
this.chooser = chooser;
gl = createGL();
functionAvailability = new FunctionAvailabilityCache(this);
+ if (shareWith != null) {
+ GLContextShareSet.registerSharing(this, shareWith);
+ }
}
/** Runs the given runnable with this OpenGL context valid. */
@@ -434,7 +440,12 @@ public abstract class GLContext {
/** Dynamically looks up the given function. */
protected abstract long dynamicLookupFunction(String glFuncName);
-
+
+ /** Indicates whether the underlying OpenGL context has been
+ created. This is used to manage sharing of display lists and
+ textures between contexts. */
+ public abstract boolean isCreated();
+
//----------------------------------------------------------------------
// Internals only below this point
//
diff --git a/src/net/java/games/jogl/impl/GLContextFactory.java b/src/net/java/games/jogl/impl/GLContextFactory.java
index a4797c6eb..b686d3543 100644
--- a/src/net/java/games/jogl/impl/GLContextFactory.java
+++ b/src/net/java/games/jogl/impl/GLContextFactory.java
@@ -86,5 +86,6 @@ public abstract class GLContextFactory {
public abstract GLContext createGLContext(Component component,
GLCapabilities capabilities,
- GLCapabilitiesChooser chooser);
+ GLCapabilitiesChooser chooser,
+ GLContext shareWith);
}
diff --git a/src/net/java/games/jogl/impl/GLContextShareSet.java b/src/net/java/games/jogl/impl/GLContextShareSet.java
new file mode 100644
index 000000000..73ee86499
--- /dev/null
+++ b/src/net/java/games/jogl/impl/GLContextShareSet.java
@@ -0,0 +1,153 @@
+/*
+ * Copyright (c) 2003 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
+ * MIDROSYSTEMS, 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 net.java.games.jogl.impl;
+
+import java.lang.ref.*;
+import java.util.*;
+
+/** Provides a mechanism by which OpenGL contexts can share textures
+ and display lists in the face of multithreading and asynchronous
+ context creation as is inherent in the AWT and Swing. */
+
+public class GLContextShareSet {
+ // This class is implemented with a WeakHashMap that goes from the
+ // contexts as keys to a complex data structure as value that tracks
+ // context creation and deletion.
+
+ private static Map/*<GLContext, WeakReference<ShareSet>>*/ shareMap = new WeakHashMap();
+ private static Object dummyValue = new Object();
+
+ private static class ShareSet {
+ private Map allShares = new WeakHashMap();
+ private Map createdShares = new WeakHashMap();
+ private Map destroyedShares = new WeakHashMap();
+
+ public void add(GLContext ctx) {
+ if (allShares.put(ctx, dummyValue) == null) {
+ if (ctx.isCreated()) {
+ createdShares.put(ctx, dummyValue);
+ } else {
+ destroyedShares.put(ctx, dummyValue);
+ }
+ }
+ }
+
+ public GLContext getCreatedShare(GLContext ignore) {
+ for (Iterator iter = createdShares.keySet().iterator(); iter.hasNext(); ) {
+ GLContext ctx = (GLContext) iter.next();
+ if (ctx != ignore) {
+ return ctx;
+ }
+ }
+ return null;
+ }
+
+ public void contextCreated(GLContext ctx) {
+ Object res = destroyedShares.remove(ctx);
+ assert res != null : "State of ShareSet corrupted; thought context " +
+ ctx + " should have been in destroyed set but wasn't";
+ res = createdShares.put(ctx, dummyValue);
+ assert res == null : "State of ShareSet corrupted; thought context " +
+ ctx + " shouldn't have been in created set but was";
+ }
+
+ public void contextDestroyed(GLContext ctx) {
+ Object res = createdShares.remove(ctx);
+ assert res != null : "State of ShareSet corrupted; thought context " +
+ ctx + " should have been in created set but wasn't";
+ res = destroyedShares.put(ctx, dummyValue);
+ assert res == null : "State of ShareSet corrupted; thought context " +
+ ctx + " shouldn't have been in destroyed set but was";
+ }
+ }
+
+
+ /** Indicate that contexts <code>share1</code> and
+ <code>share2</code> will share textures and display lists. */
+ public static synchronized void registerSharing(GLContext share1, GLContext share2) {
+ ShareSet share = entryFor(share1);
+ if (share == null) {
+ share = entryFor(share2);
+ }
+ if (share == null) {
+ share = new ShareSet();
+ }
+ share.add(share1);
+ share.add(share2);
+ addEntry(share1, share);
+ addEntry(share2, share);
+ }
+
+ public static synchronized GLContext getShareContext(GLContext contextToCreate) {
+ ShareSet share = entryFor(contextToCreate);
+ if (share == null) {
+ return null;
+ }
+ return share.getCreatedShare(contextToCreate);
+ }
+
+ public static synchronized void contextCreated(GLContext context) {
+ ShareSet share = entryFor(context);
+ if (share != null) {
+ share.contextCreated(context);
+ }
+ }
+
+ public static synchronized void contextDestroyed(GLContext context) {
+ ShareSet share = entryFor(context);
+ if (share != null) {
+ share.contextDestroyed(context);
+ }
+ }
+
+ //----------------------------------------------------------------------
+ // Internals only below this point
+ //
+
+ private static ShareSet entryFor(GLContext context) {
+ return (ShareSet) shareMap.get(context);
+ }
+
+ private static void addEntry(GLContext context, ShareSet share) {
+ if (shareMap.get(context) == null) {
+ shareMap.put(context, share);
+ }
+ }
+}
diff --git a/src/net/java/games/jogl/impl/GLPbufferImpl.java b/src/net/java/games/jogl/impl/GLPbufferImpl.java
index d510a9c31..860fc8422 100644
--- a/src/net/java/games/jogl/impl/GLPbufferImpl.java
+++ b/src/net/java/games/jogl/impl/GLPbufferImpl.java
@@ -143,6 +143,10 @@ public class GLPbufferImpl implements GLPbuffer {
context.releasePbufferFromTexture();
}
+ public GLContext getContext() {
+ return context;
+ }
+
//----------------------------------------------------------------------
// No-ops for ComponentEvents
//
diff --git a/src/net/java/games/jogl/impl/macosx/MacOSXDummyGLContext.java b/src/net/java/games/jogl/impl/macosx/MacOSXDummyGLContext.java
index 05ed7d9dc..02ca808c9 100644
--- a/src/net/java/games/jogl/impl/macosx/MacOSXDummyGLContext.java
+++ b/src/net/java/games/jogl/impl/macosx/MacOSXDummyGLContext.java
@@ -54,7 +54,7 @@ class MacOSXDummyGLContext extends MacOSXGLContext
private MacOSXGLImpl gl;
MacOSXDummyGLContext(MacOSXGLImpl gl) {
- super(null, null, null);
+ super(null, null, null, null);
this.gl = gl;
}
diff --git a/src/net/java/games/jogl/impl/macosx/MacOSXGLContext.java b/src/net/java/games/jogl/impl/macosx/MacOSXGLContext.java
index d35392ac1..53e5986ec 100644
--- a/src/net/java/games/jogl/impl/macosx/MacOSXGLContext.java
+++ b/src/net/java/games/jogl/impl/macosx/MacOSXGLContext.java
@@ -53,9 +53,12 @@ public abstract class MacOSXGLContext extends GLContext
// OpenGL functions.
private GLProcAddressTable glProcAddressTable;
- public MacOSXGLContext(Component component, GLCapabilities capabilities, GLCapabilitiesChooser chooser)
+ public MacOSXGLContext(Component component,
+ GLCapabilities capabilities,
+ GLCapabilitiesChooser chooser,
+ GLContext shareWith)
{
- super(component, capabilities, chooser);
+ super(component, capabilities, chooser, shareWith);
}
protected String mapToRealGLFunctionName(String glFunctionName)
@@ -96,6 +99,10 @@ public abstract class MacOSXGLContext extends GLContext
protected long dynamicLookupFunction(String glFuncName) {
return CGL.getProcAddress(glFuncName);
}
+
+ public boolean isCreated() {
+ return (nsContext != 0);
+ }
protected void resetGLFunctionAvailability()
{
@@ -125,6 +132,10 @@ public abstract class MacOSXGLContext extends GLContext
// Internals only below this point
//
+ protected long getNSContext() {
+ return nsContext;
+ }
+
protected JAWT getJAWT()
{
if (jawt == null)
diff --git a/src/net/java/games/jogl/impl/macosx/MacOSXGLContextFactory.java b/src/net/java/games/jogl/impl/macosx/MacOSXGLContextFactory.java
index 323f75480..f3e002c22 100644
--- a/src/net/java/games/jogl/impl/macosx/MacOSXGLContextFactory.java
+++ b/src/net/java/games/jogl/impl/macosx/MacOSXGLContextFactory.java
@@ -44,11 +44,14 @@ import net.java.games.jogl.*;
import net.java.games.jogl.impl.*;
public class MacOSXGLContextFactory extends GLContextFactory {
- public GLContext createGLContext(Component component, GLCapabilities capabilities, GLCapabilitiesChooser chooser) {
+ public GLContext createGLContext(Component component,
+ GLCapabilities capabilities,
+ GLCapabilitiesChooser chooser,
+ GLContext shareWith) {
if (component != null) {
- return new MacOSXOnscreenGLContext(component, capabilities, chooser);
+ return new MacOSXOnscreenGLContext(component, capabilities, chooser, shareWith);
} else {
- return new MacOSXOffscreenGLContext(capabilities, chooser);
+ return new MacOSXOffscreenGLContext(capabilities, chooser, shareWith);
}
}
}
diff --git a/src/net/java/games/jogl/impl/macosx/MacOSXOffscreenGLContext.java b/src/net/java/games/jogl/impl/macosx/MacOSXOffscreenGLContext.java
index 46d754462..e9f3bed24 100644
--- a/src/net/java/games/jogl/impl/macosx/MacOSXOffscreenGLContext.java
+++ b/src/net/java/games/jogl/impl/macosx/MacOSXOffscreenGLContext.java
@@ -49,8 +49,10 @@ public class MacOSXOffscreenGLContext extends MacOSXGLContext
private int width;
private int height;
- public MacOSXOffscreenGLContext(GLCapabilities capabilities, GLCapabilitiesChooser chooser) {
- super(null, capabilities, chooser);
+ public MacOSXOffscreenGLContext(GLCapabilities capabilities,
+ GLCapabilitiesChooser chooser,
+ GLContext shareWith) {
+ super(null, capabilities, chooser, shareWith);
System.err.println("MacOSXOffscreenGLContext not implemented yet");
}
diff --git a/src/net/java/games/jogl/impl/macosx/MacOSXOnscreenGLContext.java b/src/net/java/games/jogl/impl/macosx/MacOSXOnscreenGLContext.java
index 5b0df9052..8f75fd561 100644
--- a/src/net/java/games/jogl/impl/macosx/MacOSXOnscreenGLContext.java
+++ b/src/net/java/games/jogl/impl/macosx/MacOSXOnscreenGLContext.java
@@ -53,8 +53,11 @@ public class MacOSXOnscreenGLContext extends MacOSXGLContext {
private long nsView; // NSView
private Runnable myDeferredReshapeAction;
- public MacOSXOnscreenGLContext(Component component, GLCapabilities capabilities, GLCapabilitiesChooser chooser) {
- super(component, capabilities, chooser);
+ public MacOSXOnscreenGLContext(Component component,
+ GLCapabilities capabilities,
+ GLCapabilitiesChooser chooser,
+ GLContext shareWith) {
+ super(component, capabilities, chooser, shareWith);
}
public synchronized void invokeGL(final Runnable runnable, boolean isReshape, Runnable initAction) throws GLException {
@@ -121,12 +124,19 @@ public class MacOSXOnscreenGLContext extends MacOSXGLContext {
}
protected void create() {
- nsContext = CGL.createContext(nsView);
+ MacOSXGLContext other = (MacOSXGLContext) GLContextShareSet.getShareContext(this);
+ long share = 0;
+ if (other != null) {
+ share = other.getNSContext();
+ if (share == 0) {
+ throw new GLException("GLContextShareSet returned an invalid OpenGL context");
+ }
+ }
+ nsContext = CGL.createContext(nsView, share);
if (nsContext == 0) {
throw new GLException("Error creating nsContext");
}
- // FIXME
- //choosePixelFormatAndCreateContext(true);
+ GLContextShareSet.contextCreated(this);
}
protected synchronized boolean makeCurrent(Runnable initAction) throws GLException {
diff --git a/src/net/java/games/jogl/impl/windows/WindowsGLContext.java b/src/net/java/games/jogl/impl/windows/WindowsGLContext.java
index 5a6021acf..44ff97ffc 100644
--- a/src/net/java/games/jogl/impl/windows/WindowsGLContext.java
+++ b/src/net/java/games/jogl/impl/windows/WindowsGLContext.java
@@ -69,8 +69,11 @@ public abstract class WindowsGLContext extends GLContext {
extensionNameMap.put("GL_ARB_pixel_format", "WGL_ARB_pixel_format");
}
- public WindowsGLContext(Component component, GLCapabilities capabilities, GLCapabilitiesChooser chooser) {
- super(component, capabilities, chooser);
+ public WindowsGLContext(Component component,
+ GLCapabilities capabilities,
+ GLCapabilitiesChooser chooser,
+ GLContext shareWith) {
+ super(component, capabilities, chooser, shareWith);
}
protected GL createGL()
@@ -103,7 +106,7 @@ public abstract class WindowsGLContext extends GLContext {
public abstract boolean offscreenImageNeedsVerticalFlip();
/**
- * Creates and initializes an appropriate OpenGl context. Should only be
+ * Creates and initializes an appropriate OpenGL context. Should only be
* called by {@link makeCurrent(Runnable)}.
*/
protected abstract void create();
@@ -124,6 +127,20 @@ public abstract class WindowsGLContext extends GLContext {
if (created) {
resetGLFunctionAvailability();
+ // Windows can set up sharing of display lists after creation time
+ WindowsGLContext other = (WindowsGLContext) GLContextShareSet.getShareContext(this);
+ if (other != null) {
+ long hglrc2 = other.getHGLRC();
+ if (hglrc2 == 0) {
+ throw new GLException("GLContextShareSet returned an invalid OpenGL context");
+ }
+ if (!WGL.wglShareLists(hglrc2, hglrc)) {
+ throw new GLException("wglShareLists(0x" + Long.toHexString(hglrc2) +
+ ", 0x" + Long.toHexString(hglrc) + ") failed");
+ }
+ }
+ GLContextShareSet.contextCreated(this);
+
initAction.run();
}
return true;
@@ -152,6 +169,10 @@ public abstract class WindowsGLContext extends GLContext {
return res;
}
+ public boolean isCreated() {
+ return (hglrc != 0);
+ }
+
protected void resetGLFunctionAvailability() {
super.resetGLFunctionAvailability();
if (DEBUG) {
@@ -270,6 +291,10 @@ public abstract class WindowsGLContext extends GLContext {
}
}
+ protected long getHGLRC() {
+ return hglrc;
+ }
+
static PIXELFORMATDESCRIPTOR glCapabilities2PFD(GLCapabilities caps, boolean onscreen) {
int colorDepth = (caps.getRedBits() +
caps.getGreenBits() +
diff --git a/src/net/java/games/jogl/impl/windows/WindowsGLContextFactory.java b/src/net/java/games/jogl/impl/windows/WindowsGLContextFactory.java
index 15e622efb..cfad54025 100644
--- a/src/net/java/games/jogl/impl/windows/WindowsGLContextFactory.java
+++ b/src/net/java/games/jogl/impl/windows/WindowsGLContextFactory.java
@@ -46,11 +46,12 @@ import net.java.games.jogl.impl.*;
public class WindowsGLContextFactory extends GLContextFactory {
public GLContext createGLContext(Component component,
GLCapabilities capabilities,
- GLCapabilitiesChooser chooser) {
+ GLCapabilitiesChooser chooser,
+ GLContext shareWith) {
if (component != null) {
- return new WindowsOnscreenGLContext(component, capabilities, chooser);
+ return new WindowsOnscreenGLContext(component, capabilities, chooser, shareWith);
} else {
- return new WindowsOffscreenGLContext(capabilities, chooser);
+ return new WindowsOffscreenGLContext(capabilities, chooser, shareWith);
}
}
}
diff --git a/src/net/java/games/jogl/impl/windows/WindowsOffscreenGLContext.java b/src/net/java/games/jogl/impl/windows/WindowsOffscreenGLContext.java
index 727517e63..e26060b65 100644
--- a/src/net/java/games/jogl/impl/windows/WindowsOffscreenGLContext.java
+++ b/src/net/java/games/jogl/impl/windows/WindowsOffscreenGLContext.java
@@ -50,8 +50,10 @@ public class WindowsOffscreenGLContext extends WindowsGLContext {
private int width;
private int height;
- public WindowsOffscreenGLContext(GLCapabilities capabilities, GLCapabilitiesChooser chooser) {
- super(null, capabilities, chooser);
+ public WindowsOffscreenGLContext(GLCapabilities capabilities,
+ GLCapabilitiesChooser chooser,
+ GLContext shareWith) {
+ super(null, capabilities, chooser, shareWith);
}
protected GL createGL()
@@ -165,5 +167,6 @@ public class WindowsOffscreenGLContext extends WindowsGLContext {
origbitmap = 0;
hbitmap = 0;
hdc = 0;
+ GLContextShareSet.contextDestroyed(this);
}
}
diff --git a/src/net/java/games/jogl/impl/windows/WindowsOnscreenGLContext.java b/src/net/java/games/jogl/impl/windows/WindowsOnscreenGLContext.java
index a5b7519cf..d97cded65 100644
--- a/src/net/java/games/jogl/impl/windows/WindowsOnscreenGLContext.java
+++ b/src/net/java/games/jogl/impl/windows/WindowsOnscreenGLContext.java
@@ -54,8 +54,11 @@ public class WindowsOnscreenGLContext extends WindowsGLContext {
// Variables for pbuffer support
List pbuffersToInstantiate = new ArrayList();
- public WindowsOnscreenGLContext(Component component, GLCapabilities capabilities, GLCapabilitiesChooser chooser) {
- super(component, capabilities, chooser);
+ public WindowsOnscreenGLContext(Component component,
+ GLCapabilities capabilities,
+ GLCapabilitiesChooser chooser,
+ GLContext shareWith) {
+ super(component, capabilities, chooser, shareWith);
}
protected GL createGL()
diff --git a/src/net/java/games/jogl/impl/windows/WindowsPbufferGLContext.java b/src/net/java/games/jogl/impl/windows/WindowsPbufferGLContext.java
index 484c8f8af..18e954b2a 100644
--- a/src/net/java/games/jogl/impl/windows/WindowsPbufferGLContext.java
+++ b/src/net/java/games/jogl/impl/windows/WindowsPbufferGLContext.java
@@ -67,7 +67,7 @@ public class WindowsPbufferGLContext extends WindowsGLContext {
private int texture; // actual texture object
public WindowsPbufferGLContext(GLCapabilities capabilities, int initialWidth, int initialHeight) {
- super(null, capabilities, null);
+ super(null, capabilities, null, null);
this.initWidth = initialWidth;
this.initHeight = initialHeight;
if (initWidth <= 0 || initHeight <= 0) {
diff --git a/src/net/java/games/jogl/impl/x11/X11GLContext.java b/src/net/java/games/jogl/impl/x11/X11GLContext.java
index ec430bfe8..3fb142bff 100644
--- a/src/net/java/games/jogl/impl/x11/X11GLContext.java
+++ b/src/net/java/games/jogl/impl/x11/X11GLContext.java
@@ -65,8 +65,11 @@ public abstract class X11GLContext extends GLContext {
functionNameMap.put("glFreeMemoryNV", "glXFreeMemoryNV");
}
- public X11GLContext(Component component, GLCapabilities capabilities, GLCapabilitiesChooser chooser) {
- super(component, capabilities, chooser);
+ public X11GLContext(Component component,
+ GLCapabilities capabilities,
+ GLCapabilitiesChooser chooser,
+ GLContext shareWith) {
+ super(component, capabilities, chooser, shareWith);
}
protected GL createGL()
@@ -162,6 +165,10 @@ public abstract class X11GLContext extends GLContext {
return res;
}
+ public boolean isCreated() {
+ return (context != 0);
+ }
+
protected void resetGLFunctionAvailability() {
super.resetGLFunctionAvailability();
if (DEBUG) {
@@ -287,20 +294,34 @@ public abstract class X11GLContext extends GLContext {
}
protected long createContext(XVisualInfo vis, boolean onscreen) {
- // FIXME: support sharing of display lists between contexts
- return GLX.glXCreateContext(display, vis, 0, onscreen);
+ X11GLContext other = (X11GLContext) GLContextShareSet.getShareContext(this);
+ long share = 0;
+ if (other != null) {
+ share = other.getContext();
+ if (share == 0) {
+ throw new GLException("GLContextShareSet returned an invalid OpenGL context");
+ }
+ }
+ long res = GLX.glXCreateContext(display, vis, share, onscreen);
+ if (res != 0) {
+ GLContextShareSet.contextCreated(this);
+ }
+ return res;
}
// Helper routine for the overridden create() to call
protected void chooseVisualAndCreateContext(boolean onscreen) {
XVisualInfo vis = chooseVisual();
- // FIXME: support sharing of display lists between contexts
context = createContext(vis, onscreen);
if (context == 0) {
throw new GLException("Unable to create OpenGL context");
}
}
+ protected long getContext() {
+ return context;
+ }
+
protected int[] glCapabilities2AttribList(GLCapabilities caps) {
int colorDepth = (caps.getRedBits() +
caps.getGreenBits() +
diff --git a/src/net/java/games/jogl/impl/x11/X11GLContextFactory.java b/src/net/java/games/jogl/impl/x11/X11GLContextFactory.java
index cf1e4be25..5a8298753 100644
--- a/src/net/java/games/jogl/impl/x11/X11GLContextFactory.java
+++ b/src/net/java/games/jogl/impl/x11/X11GLContextFactory.java
@@ -46,11 +46,12 @@ import net.java.games.jogl.impl.*;
public class X11GLContextFactory extends GLContextFactory {
public GLContext createGLContext(Component component,
GLCapabilities capabilities,
- GLCapabilitiesChooser chooser) {
+ GLCapabilitiesChooser chooser,
+ GLContext shareWith) {
if (component != null) {
- return new X11OnscreenGLContext(component, capabilities, chooser);
+ return new X11OnscreenGLContext(component, capabilities, chooser, shareWith);
} else {
- return new X11OffscreenGLContext(capabilities, chooser);
+ return new X11OffscreenGLContext(capabilities, chooser, shareWith);
}
}
}
diff --git a/src/net/java/games/jogl/impl/x11/X11OffscreenGLContext.java b/src/net/java/games/jogl/impl/x11/X11OffscreenGLContext.java
index 62fd380ee..727c8f23d 100644
--- a/src/net/java/games/jogl/impl/x11/X11OffscreenGLContext.java
+++ b/src/net/java/games/jogl/impl/x11/X11OffscreenGLContext.java
@@ -53,8 +53,10 @@ public class X11OffscreenGLContext extends X11GLContext {
// Display connection for use by all offscreen surfaces
private long staticDisplay;
- public X11OffscreenGLContext(GLCapabilities capabilities, GLCapabilitiesChooser chooser) {
- super(null, capabilities, chooser);
+ public X11OffscreenGLContext(GLCapabilities capabilities,
+ GLCapabilitiesChooser chooser,
+ GLContext shareWith) {
+ super(null, capabilities, chooser, shareWith);
}
protected GL createGL()
@@ -173,5 +175,6 @@ public class X11OffscreenGLContext extends X11GLContext {
context = 0;
drawable = 0;
pixmap = 0;
+ GLContextShareSet.contextDestroyed(this);
}
}
diff --git a/src/net/java/games/jogl/impl/x11/X11OnscreenGLContext.java b/src/net/java/games/jogl/impl/x11/X11OnscreenGLContext.java
index 385874da7..882e9b3f1 100644
--- a/src/net/java/games/jogl/impl/x11/X11OnscreenGLContext.java
+++ b/src/net/java/games/jogl/impl/x11/X11OnscreenGLContext.java
@@ -54,8 +54,11 @@ public class X11OnscreenGLContext extends X11GLContext {
// Variables for pbuffer support
List pbuffersToInstantiate = new ArrayList();
- public X11OnscreenGLContext(Component component, GLCapabilities capabilities, GLCapabilitiesChooser chooser) {
- super(component, capabilities, chooser);
+ public X11OnscreenGLContext(Component component,
+ GLCapabilities capabilities,
+ GLCapabilitiesChooser chooser,
+ GLContext shareWith) {
+ super(component, capabilities, chooser, shareWith);
}
protected GL createGL()
diff --git a/src/net/java/games/jogl/impl/x11/X11PbufferGLContext.java b/src/net/java/games/jogl/impl/x11/X11PbufferGLContext.java
index 264d60fc7..c92eba96f 100644
--- a/src/net/java/games/jogl/impl/x11/X11PbufferGLContext.java
+++ b/src/net/java/games/jogl/impl/x11/X11PbufferGLContext.java
@@ -65,7 +65,7 @@ public class X11PbufferGLContext extends X11GLContext {
// it looks like floating-point buffers are not)
public X11PbufferGLContext(GLCapabilities capabilities, int initialWidth, int initialHeight) {
- super(null, capabilities, null);
+ super(null, capabilities, null, null);
this.initWidth = initialWidth;
this.initHeight = initialHeight;
if (initWidth <= 0 || initHeight <= 0) {