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/*
* 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
* MICROSYSTEMS, 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 com.sun.opengl.impl.macosx.cgl;
import java.lang.ref.WeakReference;
import java.security.*;
import java.util.*;
import javax.media.nwi.*;
import javax.media.opengl.*;
import com.sun.opengl.impl.*;
public class MacOSXOnscreenCGLDrawable extends MacOSXCGLDrawable {
private List/*<WeakReference<GLContext>>*/ createdContexts =
new ArrayList();
protected MacOSXOnscreenCGLDrawable(GLDrawableFactory factory, NativeWindow component,
NWCapabilities capabilities,
NWCapabilitiesChooser chooser) {
super(factory, component, false, capabilities, chooser);
}
public GLContext createContext(GLContext shareWith) {
MacOSXOnscreenCGLContext context =
new MacOSXOnscreenCGLContext(this, shareWith);
// NOTE: we need to keep track of the created contexts in order to
// implement swapBuffers() because of how Mac OS X implements its
// OpenGL window interface
synchronized (this) {
List newContexts = new ArrayList();
newContexts.addAll(createdContexts);
newContexts.add(new WeakReference(context));
createdContexts = newContexts;
}
return context;
}
public int getWidth() {
return component.getWidth();
}
public int getHeight() {
return component.getHeight();
}
public void swapBuffers() throws GLException {
for (Iterator iter = createdContexts.iterator(); iter.hasNext(); ) {
WeakReference ref = (WeakReference) iter.next();
MacOSXOnscreenCGLContext ctx = (MacOSXOnscreenCGLContext) ref.get();
// FIXME: clear out unreachable contexts
if (ctx != null) {
ctx.swapBuffers();
}
}
}
public void setOpenGLMode(int mode) {
if (mode != NSOPENGL_MODE)
throw new GLException("OpenGL mode switching not supported for on-screen GLDrawables");
}
public int getOpenGLMode() {
return NSOPENGL_MODE;
}
}
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