com.metsci.glimpse.examples.Example Maven / Gradle / Ivy
/*
* Copyright (c) 2016, Metron, 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:
* * 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 Metron, Inc. 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 METRON, INC. BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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package com.metsci.glimpse.examples;
import java.awt.event.WindowAdapter;
import java.awt.event.WindowEvent;
import javax.media.opengl.GLAnimatorControl;
import javax.media.opengl.GLCapabilities;
import javax.media.opengl.GLContext;
import javax.media.opengl.GLDrawableFactory;
import javax.media.opengl.GLOffscreenAutoDrawable;
import javax.media.opengl.GLProfile;
import javax.swing.JFrame;
import javax.swing.SwingUtilities;
import com.jogamp.opengl.util.FPSAnimator;
import com.metsci.glimpse.canvas.GlimpseCanvas;
import com.metsci.glimpse.canvas.NewtSwingGlimpseCanvas;
import com.metsci.glimpse.gl.util.GLUtils;
import com.metsci.glimpse.layout.GlimpseLayout;
import com.metsci.glimpse.layout.GlimpseLayoutProvider;
import com.metsci.glimpse.support.settings.SwingLookAndFeel;
/**
* Provides static utility methods for initializing a Swing JFrame, adding a GlimpseCanvas,
* and adding a GlimpseLayout from one of the example classes.
*
* @author ulman
*/
public class Example
{
private GlimpseCanvas canvas;
private JFrame frame;
private GlimpseLayout layout;
public Example( GlimpseCanvas canvas, JFrame frame, GlimpseLayout layout )
{
super( );
this.canvas = canvas;
this.frame = frame;
this.layout = layout;
}
public GlimpseCanvas getCanvas( )
{
return canvas;
}
public JFrame getFrame( )
{
return frame;
}
public GlimpseLayout getLayout( )
{
return layout;
}
public static Example showWithSwing( GlimpseLayoutProvider layoutProvider, String profileString ) throws Exception
{
return showWithSwing( layoutProvider, GLProfile.get( profileString ) );
}
public static Example showWithSwing( GlimpseLayoutProvider layoutProvider, GLProfile profile ) throws Exception
{
// generate a GLContext by constructing a small offscreen framebuffer
final GLOffscreenAutoDrawable glDrawable = GLUtils.newOffscreenDrawable( profile );
GLContext context = glDrawable.getContext( );
// create a SwingGlimpseCanvas which shares the context
// other canvases could also be created which all share resources through this context
final NewtSwingGlimpseCanvas canvas = new NewtSwingGlimpseCanvas( context );
// create a top level GlimpseLayout which we can add painters and other layouts to
GlimpseLayout layout = layoutProvider.getLayout( );
canvas.addLayout( layout );
// set a look and feel on the canvas (this will be applied to all attached layouts and painters)
// the look and feel affects default colors, fonts, etc...
canvas.setLookAndFeel( new SwingLookAndFeel( ) );
// attach an animator which repaints the canvas in a loop
// usually only one FPSAnimator is necessary (multiple GlimpseCanvas
// can be repainted from the same FPSAnimator)
GLAnimatorControl animator = new FPSAnimator( 120 );
animator.add( canvas.getGLDrawable( ) );
animator.start( );
// create a Swing Frame to contain the GlimpseCanvas
final JFrame frame = new JFrame( "Glimpse Example" );
// This listener is added before adding the SwingGlimpseCanvas to the frame because
// NEWTGLCanvas adds its own WindowListener and this WindowListener should receive the WindowEvent first
// (although I'm now not sure how much this matters)
frame.addWindowListener( new WindowAdapter( )
{
@Override
public void windowClosing( WindowEvent e )
{
// dispose of GlimpseLayouts and GlimpsePainters attached to GlimpseCanvas
canvas.disposeAttached( );
// destroy heavyweight canvas and GLContext
canvas.destroy( );
}
} );
// make the frame visible
frame.setSize( 800, 800 );
frame.setDefaultCloseOperation( JFrame.EXIT_ON_CLOSE );
frame.setVisible( true );
// add the GlimpseCanvas to the frame
// this must be done on the Swing EDT to avoid JOGL crashes
// when removing the canvas from the frame
// it should also be done after the frame has been made visible or
// the GlimpseCanvas GLEventListener.reshape( ) may be called
// with spurious sizes (possible NEWT bug)
SwingUtilities.invokeAndWait( new Runnable( )
{
@Override
public void run( )
{
frame.add( canvas );
frame.validate( );
}
} );
return new Example( canvas, frame, layout );
}
public static Example showWithSwing( GlimpseLayoutProvider layoutProvider ) throws Exception
{
return showWithSwing( layoutProvider, GLUtils.getDefaultGLProfile( ) );
}
public static void showWithSwing( GlimpseLayoutProvider layoutProviderA, GlimpseLayoutProvider layoutProviderB ) throws Exception
{
// generate a GLContext by constructing a small offscreen framebuffer
GLProfile glProfile = GLUtils.getDefaultGLProfile( );
GLDrawableFactory factory = GLDrawableFactory.getFactory( glProfile );
GLCapabilities glCapabilities = new GLCapabilities( glProfile );
final GLOffscreenAutoDrawable glDrawable = factory.createOffscreenAutoDrawable( null, glCapabilities, null, 1, 1 );
// trigger GLContext creation
glDrawable.display( );
GLContext context = glDrawable.getContext( );
final NewtSwingGlimpseCanvas leftPanel = new NewtSwingGlimpseCanvas( context );
leftPanel.addLayout( layoutProviderA.getLayout( ) );
final NewtSwingGlimpseCanvas rightPanel = new NewtSwingGlimpseCanvas( context );
rightPanel.addLayout( layoutProviderB.getLayout( ) );
FPSAnimator animator = new FPSAnimator( 120 );
animator.add( leftPanel.getGLDrawable( ) );
animator.add( rightPanel.getGLDrawable( ) );
animator.start( );
WindowAdapter disposeListener = new WindowAdapter( )
{
@Override
public void windowClosing( WindowEvent e )
{
leftPanel.disposeAttached( );
rightPanel.disposeAttached( );
leftPanel.destroy( );
rightPanel.destroy( );
}
};
final JFrame rightFrame = new JFrame( "Glimpse Example (Frame A)" );
rightFrame.addWindowListener( disposeListener );
final JFrame leftFrame = new JFrame( "Glimpse Example (Frame B)" );
leftFrame.addWindowListener( disposeListener );
rightFrame.setSize( 800, 800 );
rightFrame.setLocation( 800, 0 );
rightFrame.setDefaultCloseOperation( JFrame.EXIT_ON_CLOSE );
rightFrame.setVisible( true );
leftFrame.setSize( 800, 800 );
leftFrame.setLocation( 0, 0 );
leftFrame.setDefaultCloseOperation( JFrame.EXIT_ON_CLOSE );
leftFrame.setVisible( true );
SwingUtilities.invokeAndWait( new Runnable( )
{
@Override
public void run( )
{
rightFrame.add( rightPanel );
leftFrame.add( leftPanel );
rightFrame.validate( );
leftFrame.validate( );
}
} );
return;
}
}
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