diff options
Diffstat (limited to 'src/nativewindow')
3 files changed, 59 insertions, 2 deletions
diff --git a/src/nativewindow/classes/com/jogamp/nativewindow/egl/EGLGraphicsDevice.java b/src/nativewindow/classes/com/jogamp/nativewindow/egl/EGLGraphicsDevice.java index 63200b393..fb6d39b2f 100644 --- a/src/nativewindow/classes/com/jogamp/nativewindow/egl/EGLGraphicsDevice.java +++ b/src/nativewindow/classes/com/jogamp/nativewindow/egl/EGLGraphicsDevice.java @@ -120,6 +120,15 @@ public class EGLGraphicsDevice extends DefaultGraphicsDevice implements Cloneabl public void clearHandleOwner() { eglLifecycleCallback = null; } - + @Override + protected Object getHandleOwnership() { + return eglLifecycleCallback; + } + @Override + protected Object setHandleOwnership(Object newOwnership) { + final EGLDisplayLifecycleCallback oldOwnership = eglLifecycleCallback; + eglLifecycleCallback = (EGLDisplayLifecycleCallback) newOwnership; + return oldOwnership; + } } diff --git a/src/nativewindow/classes/com/jogamp/nativewindow/x11/X11GraphicsDevice.java b/src/nativewindow/classes/com/jogamp/nativewindow/x11/X11GraphicsDevice.java index da3b31de4..e630e012e 100644 --- a/src/nativewindow/classes/com/jogamp/nativewindow/x11/X11GraphicsDevice.java +++ b/src/nativewindow/classes/com/jogamp/nativewindow/x11/X11GraphicsDevice.java @@ -162,4 +162,14 @@ public class X11GraphicsDevice extends DefaultGraphicsDevice implements Cloneabl public void clearHandleOwner() { handleOwner = false; } + @Override + protected Object getHandleOwnership() { + return Boolean.valueOf(handleOwner); + } + @Override + protected Object setHandleOwnership(Object newOwnership) { + final Boolean oldOwnership = Boolean.valueOf(handleOwner); + handleOwner = ((Boolean) newOwnership).booleanValue(); + return oldOwnership; + } } diff --git a/src/nativewindow/classes/javax/media/nativewindow/DefaultGraphicsDevice.java b/src/nativewindow/classes/javax/media/nativewindow/DefaultGraphicsDevice.java index b3ae4628c..66b81d7fa 100644 --- a/src/nativewindow/classes/javax/media/nativewindow/DefaultGraphicsDevice.java +++ b/src/nativewindow/classes/javax/media/nativewindow/DefaultGraphicsDevice.java @@ -185,6 +185,42 @@ public class DefaultGraphicsDevice implements Cloneable, AbstractGraphicsDevice } /** + * Set the native handle of the underlying native device + * and return the previous one. + */ + protected final long setHandle(long newHandle) { + final long oldHandle = handle; + handle = newHandle; + return oldHandle; + } + + protected Object getHandleOwnership() { + return null; + } + protected Object setHandleOwnership(Object newOwnership) { + return null; + } + + public static final void swapDeviceHandleAndOwnership(final DefaultGraphicsDevice aDevice1, final DefaultGraphicsDevice aDevice2) { + aDevice1.lock(); + try { + aDevice2.lock(); + try { + final long aDevice1Handle = aDevice1.getHandle(); + final long aDevice2Handle = aDevice2.setHandle(aDevice1Handle); + aDevice1.setHandle(aDevice2Handle); + final Object aOwnership1 = aDevice1.getHandleOwnership(); + final Object aOwnership2 = aDevice2.setHandleOwnership(aOwnership1); + aDevice1.setHandleOwnership(aOwnership2); + } finally { + aDevice2.unlock(); + } + } finally { + aDevice1.unlock(); + } + } + + /** * Set the internal ToolkitLock, which is used within the * {@link #lock()} and {@link #unlock()} implementation. * @@ -194,8 +230,9 @@ public class DefaultGraphicsDevice implements Cloneable, AbstractGraphicsDevice * </p> * * @param locker the ToolkitLock, if null, {@link jogamp.nativewindow.NullToolkitLock} is being used + * @return the previous ToolkitLock instance */ - protected void setToolkitLock(ToolkitLock locker) { + protected ToolkitLock setToolkitLock(ToolkitLock locker) { final ToolkitLock _toolkitLock = toolkitLock; _toolkitLock.lock(); try { @@ -203,6 +240,7 @@ public class DefaultGraphicsDevice implements Cloneable, AbstractGraphicsDevice } finally { _toolkitLock.unlock(); } + return _toolkitLock; } /** |