texturebyreference.java

java 3d编程的一些例子源代码

/*
 * $RCSfile: TextureByReference.java,v $
 *
 * Copyright (c) 2006 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, licensed or
 * intended for use in the design, construction, operation or
 * maintenance of any nuclear facility.
 *
 * $Revision: 1.2 $
 * $Date: 2006/02/14 19:26:20 $
 * $State: Exp $
 */

package org.jdesktop.j3d.examples.texture_by_ref;

import java.applet.Applet;
import java.awt.*;
import java.awt.event.*;
import com.sun.j3d.utils.applet.MainFrame;
import com.sun.j3d.utils.universe.*;
import javax.media.j3d.*;
import javax.vecmath.*;
import java.awt.image.*;
import com.sun.j3d.utils.image.TextureLoader;
import javax.swing.*;
import javax.swing.event.*;
import org.jdesktop.j3d.examples.Resources;


public class TextureByReference extends Applet 
implements ItemListener, ActionListener, ChangeListener {

  // need reference to animation behavior
  private AnimateTexturesBehavior animate;

  // need reference to tetrahedron
  private Tetrahedron tetra;
  
  // the gui buttons
   private JCheckBox flipB;
  private JRadioButton texByRef;
  private JRadioButton texByCopy;
  private JRadioButton geomByRef;
  private JRadioButton geomByCopy;
  private JRadioButton img4ByteABGR;
  private JRadioButton img3ByteBGR;
  private JRadioButton imgIntARGB;
  private JRadioButton imgCustomRGBA;
  private JRadioButton imgCustomRGB;
  private JRadioButton yUp;
  private JRadioButton yDown;
  private JButton animationB;
  private JSlider frameDelay;

    private SimpleUniverse universe = null;

  // image files used for the Texture animation for the applet,
  // or if no parameters are passed in for the application
  public static final String[] defaultFiles = {
    "resources/images/animation1.gif",
    "resources/images/animation2.gif",
    "resources/images/animation3.gif",
    "resources/images/animation4.gif",
    "resources/images/animation5.gif",
    "resources/images/animation6.gif",
    "resources/images/animation7.gif",
    "resources/images/animation8.gif",
    "resources/images/animation9.gif",
    "resources/images/animation10.gif"};

  private java.net.URL[] urls = null;

  
  public TextureByReference() {
  }

   public TextureByReference(java.net.URL[] fnamesP) {
     urls = fnamesP;
   }

  public void init() {
    if (urls == null) {
      urls = new java.net.URL[defaultFiles.length];
      for (int i = 0; i < defaultFiles.length; i++) {
            urls[i] = Resources.getResource(defaultFiles[i]);
            if (urls[i] == null) {
                System.err.println(defaultFiles[i] + " not found");
                System.exit(1);
            }
            /*
            try {
	  urls[i] = new java.net.URL(getCodeBase().toString() + 
				       defaultFiles[i]);
	}
	catch (java.net.MalformedURLException ex) {
	  System.out.println(ex.getMessage());
	  System.exit(1);
	}
             */
      }
    }
    setLayout(new BorderLayout());
    GraphicsConfiguration config = SimpleUniverse.getPreferredConfiguration();

    Canvas3D canvas = new Canvas3D(config);

    add("Center", canvas);

    // create a simple scene graph and attach it to a simple universe
    BranchGroup scene = createSceneGraph();
    universe = new SimpleUniverse(canvas);
    universe.getViewingPlatform().setNominalViewingTransform();
    universe.addBranchGraph(scene);

    // create the gui
    JPanel gui = buildGui();
    
    this.add("South", gui);
  }

    public void destroy() {
	universe.cleanup();
    }

  public JPanel buildGui() {
    flipB = new JCheckBox("flip image", true);
    flipB.addItemListener(this);
    javax.swing.Box flipBox = new javax.swing.Box(BoxLayout.Y_AXIS);
    flipBox.add(flipB);
    Component strut1 = flipBox.createVerticalStrut(flipB.getPreferredSize().height);
    Component strut2 = flipBox.createVerticalStrut(flipB.getPreferredSize().height);
    Component strut3 = flipBox.createVerticalStrut(flipB.getPreferredSize().height);
    Component strut4 = flipBox.createVerticalStrut(flipB.getPreferredSize().height);
    Component strut5 = flipBox.createVerticalStrut(flipB.getPreferredSize().height);
    flipBox.add(strut1);
    flipBox.add(strut2);
    flipBox.add(strut3);
    flipBox.add(strut4);
    flipBox.add(strut5);

    yUp = new JRadioButton("y up");
    yUp.addActionListener(this);
    yUp.setSelected(true);
    yDown = new JRadioButton("y down");
    yDown.addActionListener(this);
    ButtonGroup yGroup = new ButtonGroup();
    yGroup.add(yUp);
    yGroup.add(yDown);
    JLabel yLabel = new JLabel("Image Orientation:");
    javax.swing.Box yBox = new javax.swing.Box(BoxLayout.Y_AXIS);
    yBox.add(yLabel);
    yBox.add(yUp);
    yBox.add(yDown);
    strut1 = yBox.createVerticalStrut(yUp.getPreferredSize().height);
    strut2 = yBox.createVerticalStrut(yUp.getPreferredSize().height);
    strut3 = yBox.createVerticalStrut(yUp.getPreferredSize().height);
    yBox.add(strut1);
    yBox.add(strut2);
    yBox.add(strut3);

    texByRef = new JRadioButton("by reference");
    texByRef.addActionListener(this);
    texByRef.setSelected(true);
    texByCopy = new JRadioButton("by copy");
    texByCopy.addActionListener(this);
    ButtonGroup texGroup = new ButtonGroup();
    texGroup.add(texByRef);
    texGroup.add(texByCopy);
    JLabel texLabel = new JLabel("Texture:*");
    javax.swing.Box texBox = new javax.swing.Box(BoxLayout.Y_AXIS);
    texBox.add(texLabel);
    texBox.add(texByRef);
    texBox.add(texByCopy);
    strut1 = texBox.createVerticalStrut(texByRef.getPreferredSize().height);
    strut2 = texBox.createVerticalStrut(texByRef.getPreferredSize().height);
    strut3 = texBox.createVerticalStrut(texByRef.getPreferredSize().height);
    texBox.add(strut1);
    texBox.add(strut2);
    texBox.add(strut3);

    geomByRef = new JRadioButton("by reference");
    geomByRef.addActionListener(this);
    geomByRef.setSelected(true);
    geomByCopy = new JRadioButton("by copy");
    geomByCopy.addActionListener(this);
    ButtonGroup geomGroup = new ButtonGroup();
    geomGroup.add(geomByRef);
    geomGroup.add(geomByCopy);
    JLabel geomLabel = new JLabel("Geometry:");
    javax.swing.Box geomBox = new javax.swing.Box(BoxLayout.Y_AXIS);
    geomBox.add(geomLabel);
    geomBox.add(geomByRef);
    geomBox.add(geomByCopy);
    strut1 = geomBox.createVerticalStrut(geomByRef.getPreferredSize().height);
    strut2 = geomBox.createVerticalStrut(geomByRef.getPreferredSize().height);
    strut3 = geomBox.createVerticalStrut(geomByRef.getPreferredSize().height);
    geomBox.add(strut1);
    geomBox.add(strut2);
    geomBox.add(strut3);
    
    img4ByteABGR = new JRadioButton("TYPE_4BYTE_ABGR");
    img4ByteABGR.addActionListener(this);
    img4ByteABGR.setSelected(true);
    img3ByteBGR = new JRadioButton("TYPE_3BYTE_BGR");
    img3ByteBGR.addActionListener(this);
    imgIntARGB = new JRadioButton("TYPE_INT_ARGB");
    imgIntARGB.addActionListener(this);
    imgCustomRGBA = new JRadioButton("TYPE_CUSTOM RGBA");
    imgCustomRGBA.addActionListener(this);
    imgCustomRGB = new JRadioButton("TYPE_CUSTOM RGB");
    imgCustomRGB.addActionListener(this);
    ButtonGroup imgGroup = new ButtonGroup();
    imgGroup.add(img4ByteABGR);
    imgGroup.add(img3ByteBGR);
    imgGroup.add(imgIntARGB);
    imgGroup.add(imgCustomRGBA);
    imgGroup.add(imgCustomRGB);
    JLabel imgLabel = new JLabel("Image Type:*");
    javax.swing.Box imgBox = new javax.swing.Box(BoxLayout.Y_AXIS);
    imgBox.add(imgLabel);
    imgBox.add(img4ByteABGR);
    imgBox.add(img3ByteBGR);
    imgBox.add(imgIntARGB);
    imgBox.add(imgCustomRGBA);
    imgBox.add(imgCustomRGB);

    javax.swing.Box topBox = new javax.swing.Box(BoxLayout.X_AXIS);
    topBox.add(flipBox);
    topBox.add(texBox);
    topBox.add(geomBox);
    topBox.add(yBox);
    Component strut = topBox.createRigidArea(new Dimension(10, 10));
    topBox.add(strut);
    topBox.add(imgBox);

    frameDelay = new JSlider(0, 50, 0);
    frameDelay.addChangeListener(this);
    frameDelay.setSnapToTicks(true);
    frameDelay.setPaintTicks(true);
    frameDelay.setPaintLabels(true);
    frameDelay.setMajorTickSpacing(10);
    frameDelay.setMinorTickSpacing(1);
    frameDelay.setValue(20);