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/*
* Copyright (c) 2008 Sun Microsystems, Inc. All Rights Reserved.
* Copyright (c) 2010 JogAmp Community. 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.
*
* Sun gratefully acknowledges that this software was originally authored
* and developed by Kenneth Bradley Russell and Christopher John Kline.
*/
package jogamp.opengl.egl;
import com.jogamp.nativewindow.ProxySurface;
import com.jogamp.opengl.GLContext;
import com.jogamp.opengl.GLException;
import jogamp.nativewindow.ProxySurfaceImpl;
import jogamp.opengl.GLDrawableImpl;
import com.jogamp.nativewindow.egl.EGLGraphicsDevice;
import com.jogamp.opengl.egl.EGL;
public class EGLDrawable extends GLDrawableImpl {
static boolean DEBUG = GLDrawableImpl.DEBUG;
protected EGLDrawable(final EGLDrawableFactory factory, final EGLSurface component) throws GLException {
super(factory, component, false);
}
@Override
public final GLContext createContext(final GLContext shareWith) {
return new EGLContext(this, shareWith);
}
@Override
protected final void createHandle() {
final EGLSurface eglSurf = (EGLSurface) surface;
if(DEBUG) {
System.err.println(getThreadName() + ": createHandle of "+eglSurf);
ProxySurfaceImpl.dumpHierarchy(System.err, eglSurf);
}
if( eglSurf.containsUpstreamOptionBits( ProxySurface.OPT_PROXY_OWNS_UPSTREAM_SURFACE ) ) {
if( EGL.EGL_NO_SURFACE != eglSurf.getSurfaceHandle() ) {
throw new InternalError("Set surface but claimed to be invalid: "+eglSurf);
}
if( !eglSurf.containsUpstreamOptionBits( ProxySurface.OPT_UPSTREAM_SURFACELESS ) ) {
eglSurf.setEGLSurfaceHandle();
}
} else if( EGL.EGL_NO_SURFACE == eglSurf.getSurfaceHandle() ) {
throw new InternalError("Nil surface but claimed to be valid: "+eglSurf);
}
}
@Override
protected void destroyHandle() {
final EGLSurface eglSurf = (EGLSurface) surface;
final long eglSurfHandle = eglSurf.getSurfaceHandle();
if(DEBUG) {
System.err.println(getThreadName() + ": destroyHandle of "+eglSurf);
}
if( !eglSurf.containsUpstreamOptionBits( ProxySurface.OPT_UPSTREAM_SURFACELESS ) &&
EGL.EGL_NO_SURFACE == eglSurfHandle ) {
throw new InternalError("Nil surface but claimed to be valid: "+eglSurf);
}
final EGLGraphicsDevice eglDevice = (EGLGraphicsDevice) eglSurf.getGraphicsConfiguration().getScreen().getDevice();
if( eglSurf.containsUpstreamOptionBits( ProxySurface.OPT_PROXY_OWNS_UPSTREAM_SURFACE ) ) {
if( EGL.EGL_NO_SURFACE != eglSurfHandle ) {
EGL.eglDestroySurface(eglDevice.getHandle(), eglSurfHandle);
eglSurf.setSurfaceHandle(EGL.EGL_NO_SURFACE);
}
}
}
@Override
protected final void setRealizedImpl() {
if(DEBUG) {
System.err.println(getThreadName() + ": EGLDrawable.setRealized("+realized+"): NOP - "+surface);
}
}
@Override
protected final void swapBuffersImpl(final boolean doubleBuffered) {
if(doubleBuffered) {
final EGLGraphicsDevice eglDevice = (EGLGraphicsDevice) surface.getGraphicsConfiguration().getScreen().getDevice();
// single-buffer is already filtered out @ GLDrawableImpl#swapBuffers()
if(!EGL.eglSwapBuffers(eglDevice.getHandle(), surface.getSurfaceHandle())) {
throw new GLException("Error swapping buffers, eglError "+toHexString(EGL.eglGetError())+", "+this);
}
}
}
@Override
public String toString() {
return getClass().getName()+"[realized "+isRealized()+
",\n\tfactory "+getFactory()+
",\n\tsurface "+getNativeSurface()+
",\n\teglSurface "+toHexString(surface.getSurfaceHandle())+
",\n\teglConfig "+surface.getGraphicsConfiguration()+
",\n\trequested "+getRequestedGLCapabilities()+
",\n\tchosen "+getChosenGLCapabilities()+"]";
}
}
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