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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 jogamp.opengl.x11.glx;
import javax.media.nativewindow.*;
import javax.media.nativewindow.x11.*;
import javax.media.opengl.*;
import jogamp.nativewindow.ProxySurface;
public class X11ExternalGLXDrawable extends X11GLXDrawable {
private X11ExternalGLXDrawable(GLDrawableFactory factory, NativeSurface surface) {
super(factory, surface, true);
}
protected static X11ExternalGLXDrawable create(GLDrawableFactory factory, GLProfile glp) {
long context = GLX.glXGetCurrentContext();
if (context == 0) {
throw new GLException("Error: current context null");
}
long display = GLX.glXGetCurrentDisplay();
if (display == 0) {
throw new GLException("Error: current display null");
}
long drawable = GLX.glXGetCurrentDrawable();
if (drawable == 0) {
throw new GLException("Error: attempted to make an external GLDrawable without a drawable current");
}
int[] val = new int[1];
GLX.glXQueryContext(display, context, GLX.GLX_SCREEN, val, 0);
X11GraphicsScreen x11Screen = (X11GraphicsScreen) X11GraphicsScreen.createScreenDevice(display, val[0]);
GLX.glXQueryContext(display, context, GLX.GLX_FBCONFIG_ID, val, 0);
X11GLXGraphicsConfiguration cfg = X11GLXGraphicsConfiguration.create(glp, x11Screen, val[0]);
int w, h;
GLX.glXQueryDrawable(display, drawable, GLX.GLX_WIDTH, val, 0);
w=val[0];
GLX.glXQueryDrawable(display, drawable, GLX.GLX_HEIGHT, val, 0);
h=val[0];
GLX.glXQueryContext(display, context, GLX.GLX_RENDER_TYPE, val, 0);
if ((val[0] & GLX.GLX_RGBA_TYPE) == 0) {
if (DEBUG) {
System.err.println("X11ExternalGLXDrawable: WARNING: forcing GLX_RGBA_TYPE for newly created contexts (current 0x"+Integer.toHexString(val[0])+")");
}
}
ProxySurface ns = new ProxySurface(cfg);
ns.setSurfaceHandle(drawable);
ns.setSize(w, h);
return new X11ExternalGLXDrawable(factory, ns);
}
public GLContext createContext(GLContext shareWith) {
return new Context(this, shareWith);
}
public void setSize(int newWidth, int newHeight) {
throw new GLException("Should not call this");
}
class Context extends X11GLXContext {
Context(X11GLXDrawable drawable, GLContext shareWith) {
super(drawable, shareWith);
}
}
}
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