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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.
*/
package jogamp.opengl.windows.wgl.awt;
import com.jogamp.common.util.ArrayHashSet;
import com.jogamp.nativewindow.awt.AWTGraphicsConfiguration;
import com.jogamp.nativewindow.awt.AWTGraphicsDevice;
import com.jogamp.nativewindow.awt.AWTGraphicsScreen;
import com.jogamp.nativewindow.windows.WindowsGraphicsDevice;
import jogamp.nativewindow.jawt.windows.Win32SunJDKReflection;
import jogamp.opengl.GLGraphicsConfigurationFactory;
import java.awt.GraphicsConfiguration;
import java.awt.GraphicsDevice;
import com.jogamp.nativewindow.AbstractGraphicsConfiguration;
import com.jogamp.nativewindow.AbstractGraphicsDevice;
import com.jogamp.nativewindow.AbstractGraphicsScreen;
import com.jogamp.nativewindow.CapabilitiesChooser;
import com.jogamp.nativewindow.CapabilitiesImmutable;
import com.jogamp.nativewindow.DefaultGraphicsScreen;
import com.jogamp.nativewindow.GraphicsConfigurationFactory;
import com.jogamp.opengl.GLCapabilitiesChooser;
import com.jogamp.opengl.GLCapabilitiesImmutable;
import com.jogamp.opengl.GLException;
import jogamp.opengl.windows.wgl.WindowsWGLDrawableFactory;
import jogamp.opengl.windows.wgl.WindowsWGLGraphicsConfiguration;
import com.jogamp.opengl.GLDrawableFactory;
public class WindowsAWTWGLGraphicsConfigurationFactory extends GLGraphicsConfigurationFactory {
public static void registerFactory() {
GraphicsConfigurationFactory.registerFactory(com.jogamp.nativewindow.awt.AWTGraphicsDevice.class, GLCapabilitiesImmutable.class, new WindowsAWTWGLGraphicsConfigurationFactory());
}
private WindowsAWTWGLGraphicsConfigurationFactory() {
}
@Override
protected AbstractGraphicsConfiguration chooseGraphicsConfigurationImpl(
final CapabilitiesImmutable capsChosen, final CapabilitiesImmutable capsRequested,
final CapabilitiesChooser chooser, AbstractGraphicsScreen absScreen, final int nativeVisualID) {
GraphicsDevice device = null;
if (absScreen != null &&
!(absScreen instanceof AWTGraphicsScreen)) {
throw new IllegalArgumentException("This GraphicsConfigurationFactory accepts only AWTGraphicsScreen objects");
}
if(null==absScreen) {
absScreen = AWTGraphicsScreen.createDefault();
if(DEBUG) {
System.err.println("WindowsAWTWGLGraphicsConfigurationFactory: creating default device: "+absScreen);
}
}
final AWTGraphicsScreen awtScreen = (AWTGraphicsScreen) absScreen;
device = ((AWTGraphicsDevice)awtScreen.getDevice()).getGraphicsDevice();
if ( !(capsChosen instanceof GLCapabilitiesImmutable) ) {
throw new IllegalArgumentException("This GraphicsConfigurationFactory accepts only GLCapabilities objects - chosen");
}
if ( !(capsRequested instanceof GLCapabilitiesImmutable) ) {
throw new IllegalArgumentException("This GraphicsConfigurationFactory accepts only GLCapabilities objects - requested");
}
if (chooser != null &&
!(chooser instanceof GLCapabilitiesChooser)) {
throw new IllegalArgumentException("This GraphicsConfigurationFactory accepts only GLCapabilitiesChooser objects");
}
if(DEBUG) {
System.err.println("WindowsAWTWGLGraphicsConfigurationFactory: got "+absScreen);
}
final WindowsGraphicsDevice winDevice = new WindowsGraphicsDevice(AbstractGraphicsDevice.DEFAULT_UNIT);
final DefaultGraphicsScreen winScreen = new DefaultGraphicsScreen(winDevice, awtScreen.getIndex());
final GraphicsConfigurationFactory configFactory = GraphicsConfigurationFactory.getFactory(winDevice, capsChosen);
final WindowsWGLGraphicsConfiguration winConfig = (WindowsWGLGraphicsConfiguration)
configFactory.chooseGraphicsConfiguration(capsChosen,
capsRequested,
chooser, winScreen, nativeVisualID);
if (winConfig == null) {
throw new GLException("Unable to choose a GraphicsConfiguration: "+capsChosen+",\n\t"+chooser+"\n\t"+winScreen);
}
final GLDrawableFactory drawableFactory = GLDrawableFactory.getFactory(((GLCapabilitiesImmutable)capsChosen).getGLProfile());
GraphicsConfiguration chosenGC = null;
if ( drawableFactory instanceof WindowsWGLDrawableFactory ) {
// 1st Choice: Create an AWT GraphicsConfiguration with the desired PFD
// This gc will probably not be able to support GDI (WGL_SUPPORT_GDI_ARB, PFD_SUPPORT_GDI)
// however on most GPUs this is the current situation for Windows,
// otherwise no hardware accelerated PFD could be achieved.
// - preselect with no constrains
// - try to create dedicated GC
try {
winConfig.preselectGraphicsConfiguration(drawableFactory, null);
if ( 1 <= winConfig.getPixelFormatID() ) {
chosenGC = Win32SunJDKReflection.graphicsConfigurationGet(device, winConfig.getPixelFormatID());
if(DEBUG) {
System.err.println("WindowsAWTWGLGraphicsConfigurationFactory: Found new AWT PFD ID "+winConfig.getPixelFormatID()+" -> "+winConfig);
}
}
} catch (final GLException gle0) {
if(DEBUG) {
gle0.printStackTrace();
}
// go on ..
}
if( null == chosenGC ) {
// 2nd Choice: Choose and match the GL Visual with AWT:
// - collect all AWT PFDs
// - choose a GL config from the pool of AWT PFDs
//
// The resulting GraphicsConfiguration has to be 'forced' on the AWT native peer,
// ie. returned by GLCanvas's getGraphicsConfiguration() befor call by super.addNotify().
//
// collect all available PFD IDs
final GraphicsConfiguration[] configs = device.getConfigurations();
final int[] pfdIDs = new int[configs.length];
final ArrayHashSet<Integer> pfdIDOSet =
new ArrayHashSet<Integer>(false, ArrayHashSet.DEFAULT_INITIAL_CAPACITY, ArrayHashSet.DEFAULT_LOAD_FACTOR);
for (int i = 0; i < configs.length; i++) {
final GraphicsConfiguration gc = configs[i];
pfdIDs[i] = Win32SunJDKReflection.graphicsConfigurationGetPixelFormatID(gc);
pfdIDOSet.add( Integer.valueOf(pfdIDs[i]) );
if(DEBUG) {
System.err.println("AWT pfd["+i+"] "+pfdIDs[i]);
}
}
if(DEBUG) {
System.err.println("WindowsAWTWGLGraphicsConfigurationFactory: PFD IDs: "+pfdIDs.length+", unique: "+pfdIDOSet.size());
}
winConfig.preselectGraphicsConfiguration(drawableFactory, pfdIDs);
final int gcIdx = pfdIDOSet.indexOf(Integer.valueOf(winConfig.getPixelFormatID()));
if( 0 <= gcIdx ) {
chosenGC = configs[gcIdx];
if(DEBUG) {
System.err.println("WindowsAWTWGLGraphicsConfigurationFactory: Found matching AWT PFD ID "+winConfig.getPixelFormatID()+" -> "+winConfig);
}
}
}
} else {
chosenGC = device.getDefaultConfiguration();
}
if ( null == chosenGC ) {
throw new GLException("Unable to determine GraphicsConfiguration: "+winConfig);
}
return new AWTGraphicsConfiguration(awtScreen, winConfig.getChosenCapabilities(), winConfig.getRequestedCapabilities(),
chosenGC, winConfig);
}
}
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