/*
* Copyright (c) 2009-2012 jMonkeyEngine
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* * Redistributions 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 'jMonkeyEngine' nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
package com.jme3.system.jogl;
import com.jme3.system.AppSettings;
import java.awt.Dimension;
import java.awt.DisplayMode;
import java.awt.Frame;
import java.awt.GraphicsDevice;
import java.awt.GraphicsEnvironment;
import java.awt.Toolkit;
import java.awt.event.WindowAdapter;
import java.awt.event.WindowEvent;
import java.lang.reflect.InvocationTargetException;
import java.util.concurrent.atomic.AtomicBoolean;
import java.util.logging.Level;
import java.util.logging.Logger;
import com.jogamp.opengl.GLAutoDrawable;
import javax.swing.JFrame;
import javax.swing.SwingUtilities;
public class JoglDisplay extends JoglAbstractDisplay {
private static final Logger logger = Logger.getLogger(JoglDisplay.class.getName());
protected AtomicBoolean windowCloseRequest = new AtomicBoolean(false);
protected AtomicBoolean needClose = new AtomicBoolean(false);
protected AtomicBoolean needRestart = new AtomicBoolean(false);
protected volatile boolean wasInited = false;
protected Frame frame;
public Type getType() {
return Type.Display;
}
protected void createGLFrame(){
if (useAwt){
frame = new Frame(settings.getTitle());
}else{
frame = new JFrame(settings.getTitle());
}
frame.setResizable(false);
frame.add(canvas);
applySettings(settings);
// Make the window visible to realize the OpenGL surface.
frame.setVisible(true);
canvas.setVisible(true);
//this is the earliest safe opportunity to get the context
//final GLContext context = canvas.getContext();
/*canvas.invoke(true, new GLRunnable() {
@Override
public boolean run(GLAutoDrawable glAutoDrawable) {
context.makeCurrent();
try {
startGLCanvas();
}
finally {
context.release();
}
return true;
}
});*/
}
protected void applySettings(AppSettings settings){
final boolean isDisplayModeModified;
final GraphicsDevice gd = GraphicsEnvironment.getLocalGraphicsEnvironment().getDefaultScreenDevice();
// Get the current display mode
final DisplayMode previousDisplayMode = gd.getDisplayMode();
// Handle full screen mode if requested.
if (settings.isFullscreen()) {
frame.setUndecorated(true);
// Check if the full-screen mode is supported by the OS
boolean isFullScreenSupported = gd.isFullScreenSupported();
if (isFullScreenSupported) {
gd.setFullScreenWindow(frame);
// Check if display mode changes are supported by the OS
if (gd.isDisplayChangeSupported()) {
// Get all available display modes
final DisplayMode[] displayModes = gd.getDisplayModes();
DisplayMode multiBitsDepthSupportedDisplayMode = null;
DisplayMode refreshRateUnknownDisplayMode = null;
DisplayMode multiBitsDepthSupportedAndRefreshRateUnknownDisplayMode = null;
DisplayMode matchingDisplayMode = null;
DisplayMode currentDisplayMode;
// Look for the display mode that matches with our parameters
// Look for some display modes that are close to these parameters
// and that could be used as substitutes
// On some machines, the refresh rate is unknown and/or multi bit
// depths are supported. If you try to force a particular refresh
// rate or a bit depth, you might find no available display mode
// that matches exactly with your parameters
for (int i = 0; i < displayModes.length && matchingDisplayMode == null; i++) {
currentDisplayMode = displayModes[i];
if (currentDisplayMode.getWidth() == settings.getWidth()
&& currentDisplayMode.getHeight() == settings.getHeight()) {
if (currentDisplayMode.getBitDepth() == settings.getBitsPerPixel()) {
if (currentDisplayMode.getRefreshRate() == settings.getFrequency()) {
matchingDisplayMode = currentDisplayMode;
} else if (currentDisplayMode.getRefreshRate() == DisplayMode.REFRESH_RATE_UNKNOWN) {
refreshRateUnknownDisplayMode = currentDisplayMode;
}
} else if (currentDisplayMode.getBitDepth() == DisplayMode.BIT_DEPTH_MULTI) {
if (currentDisplayMode.getRefreshRate() == settings.getFrequency()) {
multiBitsDepthSupportedDisplayMode = currentDisplayMode;
} else if (currentDisplayMode.getRefreshRate() == DisplayMode.REFRESH_RATE_UNKNOWN) {
multiBitsDepthSupportedAndRefreshRateUnknownDisplayMode = currentDisplayMode;
}
}
}
}
DisplayMode nextDisplayMode = null;
if (matchingDisplayMode != null) {
nextDisplayMode = matchingDisplayMode;
} else if (multiBitsDepthSupportedDisplayMode != null) {
nextDisplayMode = multiBitsDepthSupportedDisplayMode;
} else if (refreshRateUnknownDisplayMode != null) {
nextDisplayMode = refreshRateUnknownDisplayMode;
} else if (multiBitsDepthSupportedAndRefreshRateUnknownDisplayMode != null) {
nextDisplayMode = multiBitsDepthSupportedAndRefreshRateUnknownDisplayMode;
} else {
isFullScreenSupported = false;
}
// If we have found a display mode that approximatively matches
// with the input parameters, use it
if (nextDisplayMode != null) {
gd.setDisplayMode(nextDisplayMode);
isDisplayModeModified = true;
} else {
isDisplayModeModified = false;
}
} else {
isDisplayModeModified = false;
// Resize the canvas if the display mode cannot be changed
// and the screen size is not equal to the canvas size
final Dimension screenSize = Toolkit.getDefaultToolkit().getScreenSize();
if (screenSize.width != settings.getWidth() || screenSize.height != settings.getHeight()) {
canvas.setSize(screenSize);
}
}
} else {
isDisplayModeModified = false;
}
// Software windowed full-screen mode
if (!isFullScreenSupported) {
final Dimension screenSize = Toolkit.getDefaultToolkit().getScreenSize();
// Resize the canvas
canvas.setSize(screenSize);
// Resize the frame so that it occupies the whole screen
frame.setSize(screenSize);
// Set its location at the top left corner
frame.setLocation(0, 0);
}
}
// Otherwise, center the window on the screen.
else {
isDisplayModeModified = false;
frame.pack();
int x, y;
x = (Toolkit.getDefaultToolkit().getScreenSize().width - settings.getWidth()) / 2;
y = (Toolkit.getDefaultToolkit().getScreenSize().height - settings.getHeight()) / 2;
frame.setLocation(x, y);
}
frame.addWindowListener(new WindowAdapter() {
@Override
public void windowClosing(WindowEvent evt) {
// If required, restore the previous display mode
if (isDisplayModeModified) {
gd.setDisplayMode(previousDisplayMode);
}
// If required, get back to the windowed mode
if (gd.getFullScreenWindow() == frame) {
gd.setFullScreenWindow(null);
}
windowCloseRequest.set(true);
}
@Override
public void windowActivated(WindowEvent evt) {
active.set(true);
}
@Override
public void windowDeactivated(WindowEvent evt) {
active.set(false);
}
});
logger.log(Level.FINE, "Selected display mode: {0}x{1}x{2} @{3}",
new Object[]{gd.getDisplayMode().getWidth(),
gd.getDisplayMode().getHeight(),
gd.getDisplayMode().getBitDepth(),
gd.getDisplayMode().getRefreshRate()});
}
private void initInEDT(){
initGLCanvas();
createGLFrame();
startGLCanvas();
}
public void init(GLAutoDrawable drawable){
// prevent initializing twice on restart
if (!wasInited){
wasInited = true;
canvas.requestFocus();
super.internalCreate();
logger.fine("Display created.");
renderer.initialize();
listener.initialize();
}
}
public void create(boolean waitFor){
if (SwingUtilities.isEventDispatchThread()) {
initInEDT();
} else {
try {
if (waitFor) {
try {
SwingUtilities.invokeAndWait(new Runnable() {
public void run() {
initInEDT();
}
});
} catch (InterruptedException ex) {
listener.handleError("Interrupted", ex);
}
} else {
SwingUtilities.invokeLater(new Runnable() {
public void run() {
initInEDT();
}
});
}
} catch (InvocationTargetException ex) {
throw new AssertionError(); // can never happen
}
}
}
public void destroy(boolean waitFor){
needClose.set(true);
if (waitFor){
waitFor(false);
}
}
public void restart() {
if (created.get()){
needRestart.set(true);
}else{
throw new IllegalStateException("Display not started yet. Cannot restart");
}
}
public void setTitle(String title){
if (frame != null)
frame.setTitle(title);
}
/**
* Callback.
*/
public void display(GLAutoDrawable drawable) {
if (needClose.get()) {
listener.destroy();
animator.stop();
if (settings.isFullscreen()) {
device.setFullScreenWindow(null);
}
frame.dispose();
logger.fine("Display destroyed.");
super.internalDestroy();
return;
}
if (windowCloseRequest.get()){
listener.requestClose(false);
windowCloseRequest.set(false);
}
if (needRestart.getAndSet(false)){
// for restarting contexts
if (frame.isVisible()){
animator.stop();
frame.dispose();
createGLFrame();
startGLCanvas();
}
}
// boolean flush = autoFlush.get();
// if (animator.isAnimating() != flush){
// if (flush)
// animator.stop();
// else
// animator.start();
// }
if (wasActive != active.get()){
if (!wasActive){
listener.gainFocus();
wasActive = true;
}else{
listener.loseFocus();
wasActive = false;
}
}
listener.update();
renderer.postFrame();
}
}