Deleted obsolete source code in preparation for copying JOGL_2_SANDBOX

on to trunk


git-svn-id: file:///usr/local/projects/SUN/JOGL/git-svn/../svn-server-sync/jogl-demos/trunk@351 3298f667-5e0e-4b4a-8ed4-a3559d26a5f4

7 files changed, 0 insertions, 719 deletions

diff --git a/src/demos/particles/engine/ControlWindow.java b/src/demos/particles/engine/ControlWindow.java
deleted file mode 100755
index 8268e6f..0000000
--- a/src/demos/particles/engine/ControlWindow.java
+++ /dev/null
@@ -1,240 +0,0 @@
-/*
- * Copyright (c) 2006 Ben Chappell ([email protected]) 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.
- *   
- * The names of Ben Chappell, Sun Microsystems, Inc. or the names of
- * contributors may not 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. BEN CHAPPELL,
- * SUN MICROSYSTEMS, INC. ("SUN"), AND SUN'S 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 BEN
- * CHAPPELL, SUN, OR SUN'S 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 BEN
- * CHAPPELL OR 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.
- */
-
-package demos.particles.engine;
-
-import javax.swing.*;
-import java.awt.*;
-import javax.swing.border.*;
-import java.awt.event.*;
-import javax.swing.event.*;
-
-public class ControlWindow extends JFrame implements ActionListener, ChangeListener {
-    
-  // For the engine
-  private Engine engine;
-  private GLComponent glComponent;
-  private Integer numParticles;
-    
-  // Swing components    
-  private JSlider greenSlider;
-  private JSlider redSlider;
-  private JSlider blueSlider;
-    
-  private JButton resetButton;
-  private JButton closeButton;
-    
-  private JSpinner particleSpinner;
-    
-  public ControlWindow() {
-    super("Particle Engine");
-        
-    Dimension d = getToolkit().getScreenSize();
-        
-    buildFrame(d);        
-    initComponents();        
-    setVisible(true);
-  }
-    
-  private void buildFrame(Dimension d) {
-    // Nicely center the window on the screen
-    int width = 800;
-    int x = (int)(d.getWidth()/2)-(int)(width/2);
-        
-    int height = 800;
-    int y = (int)(d.getHeight()/2)-(int)(height/2);
-        
-    setBounds(x, y, width, height);
-    setResizable(false);
-    getContentPane().setLayout(new GridBagLayout());
-    setDefaultCloseOperation(javax.swing.WindowConstants.EXIT_ON_CLOSE);
-  }
-    
-  private void initComponents() {
-    // This will be used when borders or GridBagConstraints are needed
-    Border border;
-    GridBagConstraints constraints;
-        
-    // Engine components 
-    numParticles = new Integer(1000);
-    engine = new Engine(numParticles.intValue(), "demos/particles/engine/images/particle.jpg");
-    glComponent = new GLComponent(60, new RGBA(0.0f, 0.0f, 0.0f, 1.0f), new RGBA(0.0f, 0.0f, 0.0f, 1.0f), engine);        
-    
-    // Close and reset buttons
-    resetButton = new JButton("Reset");
-    resetButton.addActionListener(this);
-    closeButton = new JButton("Close");
-    closeButton.addActionListener(this);
-        
-    // The RGB sliders
-    redSlider = new JSlider(0, 100, (int)engine.tendToColor.r*100) ;
-    redSlider.addChangeListener(this);
-    greenSlider = new JSlider(0, 100, (int)engine.tendToColor.g*100) ;
-    greenSlider.addChangeListener(this);
-    blueSlider = new JSlider(0, 100, (int)engine.tendToColor.b*100) ;
-    blueSlider.addChangeListener(this);
-        
-    // Particle spinner
-    particleSpinner = new JSpinner(new SpinnerNumberModel(numParticles,
-                                                          new Integer(0),
-                                                          null,
-                                                          new Integer(1)));
-    particleSpinner.addChangeListener(this);
-    particleSpinner.setPreferredSize(
-                                     new Dimension((int)(getBounds().width/3.5), 25));
-        
-    // The color control panel
-    JPanel colorPanel = new JPanel(new GridBagLayout());
-    border = BorderFactory.createTitledBorder(
-                                              BorderFactory.createLineBorder(new Color(0.0f,0.0f,0.0f)),
-                                              "Color Tendency");
-    colorPanel.setBorder(border);        
-        
-    constraints = new GridBagConstraints();
-    constraints.insets = new Insets(3,2,3,2);   
-    constraints.fill=constraints.HORIZONTAL;
-        
-    constraints.gridx = 0;
-    constraints.gridy = 0;
-    colorPanel.add(new JLabel("Red"), constraints);      
-    constraints.gridx = 1;
-    colorPanel.add(redSlider, constraints);
-        
-    constraints.gridx = 0;
-    constraints.gridy = 1;
-    colorPanel.add(new JLabel("Green"), constraints);
-    constraints.gridx = 1;
-    colorPanel.add(greenSlider, constraints);
-        
-    constraints.gridx = 0;
-    constraints.gridy = 2;
-    colorPanel.add(new JLabel("Blue"), constraints);
-    constraints.gridx = 1;
-    colorPanel.add(blueSlider, constraints);
-        
-    // The panel containing the spinnger
-    JPanel numPanel = new JPanel(new GridBagLayout());
-    border = BorderFactory.createTitledBorder(
-                                              BorderFactory.createLineBorder(new Color(0.0f,0.0f,0.0f)),
-                                              "Number of Particles");
-    numPanel.setBorder(border);        
-        
-    constraints = new GridBagConstraints();
-    numPanel.add(particleSpinner, constraints);
-        
-    // The panel containing the reset and close buttons
-    JPanel optionsPanel = new JPanel(new GridBagLayout());
-    border = BorderFactory.createTitledBorder(
-                                              BorderFactory.createLineBorder(new Color(0.0f,0.0f,0.0f)),
-                                              "Options");
-    optionsPanel.setBorder(border);
-        
-    constraints = new GridBagConstraints();
-    constraints.insets = new Insets(5,5,5,5);
-    optionsPanel.add(resetButton, constraints);
-    constraints.gridy = GridBagConstraints.RELATIVE;
-    constraints.gridx = GridBagConstraints.RELATIVE;
-    optionsPanel.add(closeButton, constraints);
-        
-    // The panel containing the the OpenGL content
-    JPanel glPanel = new JPanel(new BorderLayout());    
-    glPanel.setPreferredSize(new Dimension(getBounds().width-10, (int)getBounds().height*3/4));
-    glPanel.add(glComponent);        
-        
-    constraints = new GridBagConstraints();
-    constraints.weightx = constraints.weighty = 1.0d;
-    constraints.fill=constraints.BOTH;
-        
-    constraints.gridx = 0;
-    constraints.gridy = 0;
-    glPanel.setBorder(BorderFactory.createRaisedBevelBorder());
-    getContentPane().add(glPanel, constraints);
-        
-    // The panel containing the panels that contain all the other components
-    JPanel bottomPanel = new JPanel(new GridLayout(1,3,3,3));
-    bottomPanel.add(colorPanel);
-    bottomPanel.add(numPanel);
-    bottomPanel.add(optionsPanel);        
-    constraints.gridx = 0;
-    constraints.gridy = GridBagConstraints.RELATIVE;
-    getContentPane().add(bottomPanel, constraints);
-  }
-    
-  public static void main(String[] args) {
-    new ControlWindow();
-  }
-    
-  public void actionPerformed(ActionEvent e) {
-    if(e.getSource().equals(closeButton)) {
-      setVisible(false);
-      dispose();
-      System.exit(0);
-    }
-    if(e.getSource().equals(resetButton))
-      engine.reset();
-  }
-
-  public void stateChanged(ChangeEvent e) {
-    if(e.getSource().equals(particleSpinner)) {
-      // Get the number; loop up or down until the vector in the engine has the proper number
-      Integer newNum = (Integer)particleSpinner.getValue();
-      int diff = newNum.intValue()-numParticles.intValue();
-      if(diff>0)
-        for(int i=0; i<diff; i++)
-          engine.addParticle();
-      else
-        for(int i=0; i>diff; i--)
-          engine.removeParticle();
-
-      numParticles=newNum;
-    }
-    if(e.getSource().equals(redSlider)) {
-      float value = (float)(redSlider.getValue());
-      value/=100;
-      engine.tendToColor.r = value;
-    }
-    if(e.getSource().equals(greenSlider)) {
-      float value = (float)(greenSlider.getValue());
-      value/=100;
-      engine.tendToColor.g = value;            
-    }
-    if(e.getSource().equals(blueSlider)) {
-      float value = (float)(blueSlider.getValue());
-      value/=100;
-      engine.tendToColor.b = value;            
-    }
-  }
-}
diff --git a/src/demos/particles/engine/Engine.java b/src/demos/particles/engine/Engine.java
deleted file mode 100755
index 62a6237..0000000
--- a/src/demos/particles/engine/Engine.java
+++ /dev/null
@@ -1,103 +0,0 @@
-/*
- * Copyright (c) 2006 Ben Chappell ([email protected]) 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.
- *   
- * The names of Ben Chappell, Sun Microsystems, Inc. or the names of
- * contributors may not 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. BEN CHAPPELL,
- * SUN MICROSYSTEMS, INC. ("SUN"), AND SUN'S 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 BEN
- * CHAPPELL, SUN, OR SUN'S 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 BEN
- * CHAPPELL OR 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.
- */
-
-package demos.particles.engine;
-
-import javax.media.opengl.*;
-import com.sun.opengl.util.texture.*;
-import java.net.*;
-import java.util.*;
-import java.io.*;
-
-public class Engine {
-
-  private Texture texture;
-  private List/*<Particle>*/ particles;
-  private String path;
-  public RGBA tendToColor;
-    
-  public Engine(int numParticles, String path) {
-    this.path=path;
-        
-    tendToColor = new RGBA(1.0f, 1.0f, 1.0f, 1.0f);
-        
-    particles = new ArrayList/*<Particle>*/(numParticles);
-    for(int i=0; i<numParticles; i++)
-      particles.add(new Particle());
-  }
-    
-  public void addParticle() {
-    particles.add(new Particle());
-  }
-    
-  public void removeParticle() {
-    if(particles.size()-1 >= 0)
-      particles.remove(particles.size()-1);
-  }
-    
-  public void draw(GL gl) {
-        
-    gl.glClear(GL.GL_COLOR_BUFFER_BIT | GL.GL_DEPTH_BUFFER_BIT);
-    gl.glLoadIdentity();      
-        
-    for(int i=0; i<particles.size(); i++) {
-      ((Particle) particles.get(i)).draw(gl, texture, tendToColor);
-    }
-  }
-    
-  public void init() {               
-    try {
-      ClassLoader c1 = this.getClass().getClassLoader();
-      URL url = c1.getResource(path);
-      texture = TextureIO.newTexture(url, false, null);
-      texture.enable();
-    }
-    catch(IOException e) {
-      e.printStackTrace();
-    }
-    catch(GLException e) {
-      e.printStackTrace();
-    }
-  }
-    
-  public void reset() {
-    int numParticles = particles.size();
-    particles = new ArrayList/*<Particle>*/(numParticles);
-    for(int i=0; i<numParticles; i++)
-      particles.add(new Particle());
-  }
-
-}
diff --git a/src/demos/particles/engine/GLComponent.java b/src/demos/particles/engine/GLComponent.java
deleted file mode 100755
index 299578f..0000000
--- a/src/demos/particles/engine/GLComponent.java
+++ /dev/null
@@ -1,137 +0,0 @@
-/*
- * Copyright (c) 2006 Ben Chappell ([email protected]) 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.
- *   
- * The names of Ben Chappell, Sun Microsystems, Inc. or the names of
- * contributors may not 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. BEN CHAPPELL,
- * SUN MICROSYSTEMS, INC. ("SUN"), AND SUN'S 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 BEN
- * CHAPPELL, SUN, OR SUN'S 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 BEN
- * CHAPPELL OR 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.
- */
-
-package demos.particles.engine;
-
-import javax.media.opengl.*;
-import javax.media.opengl.glu.*;
-import com.sun.opengl.util.*;
-
-import java.io.*;
-
-public class GLComponent extends GLCanvas implements GLEventListener {
-    
-    private GLU glu;
-    private FPSAnimator animator;
-    private RGBA background;
-    private RGBA ambient;
-    private Engine engine;
-    
-    public GLComponent(int fps, RGBA ambient, RGBA background, Engine engine) {
-        super(getCapabilities());
-        addGLEventListener(this);
-        glu = new GLU();
-        
-        this.background=background;
-        this.ambient=ambient;             
-        this.engine=engine;
-        
-        animator = new FPSAnimator(this, fps);
-    }
-    
-    private static GLCapabilities getCapabilities() {
-        GLCapabilities caps = new GLCapabilities();
-        caps.setDoubleBuffered(true);
-        caps.setHardwareAccelerated(true);
-        return caps;
-    }
-    
-    public void display(GLAutoDrawable drawable) {
-        final GL gl = drawable.getGL(); 
-        engine.draw(gl);
-    }
-    
-    
-    
-    public void displayChanged(GLAutoDrawable drawable, boolean modeChanged, boolean deviceChanged) {
-        
-    }
-    
-    public void init(GLAutoDrawable drawable) {
-        final GL gl = drawable.getGL();        
-
-        gl.glShadeModel(GL.GL_SMOOTH);
-        // Set the background / clear color.
-        gl.glClearColor(background.r, background.g, background.b, background.a);
-        // Clear the depth
-        gl.glClearDepth(1.0);
-        // Disable depth testing.
-        gl.glDisable(GL.GL_DEPTH_TEST);        
-        // Enable blending and specify blening function.
-        gl.glEnable(GL.GL_BLEND);
-        gl.glBlendFunc(GL.GL_SRC_ALPHA, GL.GL_ONE);
-        // Get nice perspective calculations. 
-        gl.glHint(GL.GL_PERSPECTIVE_CORRECTION_HINT, GL.GL_NICEST);
-        // Nice point smoothing.
-        gl.glHint(GL.GL_POINT_SMOOTH_HINT, GL.GL_NICEST);
-        // Enable texture mapping.
-        gl.glEnable(GL.GL_TEXTURE_2D);
-        
-        animator.start();
-        
-        engine.init();
-        
-    }    
-    
-    public void reshape(GLAutoDrawable drawable, int x, int y, int width, int height) {
-        GL gl = drawable.getGL();
-        // the size of openGL
-        gl.glViewport(0,0, width, height);
-        
-        // perspective view (smaller for further behind)
-        gl.glMatrixMode(GL.GL_PROJECTION);
-        gl.glLoadIdentity();
-        
-        // perspective
-        double ratio = (double)width/(double)height;
-        // angle, ratio, nearest, farthest
-        glu.gluPerspective(45.0, ratio, 0.0,  1.0);
-        
-        // draw into the model matrix now
-        gl.glMatrixMode(GL.GL_MODELVIEW);
-        gl.glLoadIdentity();
-    }
-    
-    public void setFPS(int fps) {
-        animator.stop();
-        animator = new FPSAnimator(this, fps);
-        animator.start();
-    }
-    
-    public void kill() {
-        animator.stop();
-    }
-}
diff --git a/src/demos/particles/engine/Particle.java b/src/demos/particles/engine/Particle.java
deleted file mode 100755
index 82e0756..0000000
--- a/src/demos/particles/engine/Particle.java
+++ /dev/null
@@ -1,121 +0,0 @@
-/*
- * Copyright (c) 2006 Ben Chappell ([email protected]) 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.
- *   
- * The names of Ben Chappell, Sun Microsystems, Inc. or the names of
- * contributors may not 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. BEN CHAPPELL,
- * SUN MICROSYSTEMS, INC. ("SUN"), AND SUN'S 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 BEN
- * CHAPPELL, SUN, OR SUN'S 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 BEN
- * CHAPPELL OR 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.
- */
-
-package demos.particles.engine;
-
-import com.sun.opengl.util.texture.*;
-
-import javax.media.opengl.*;
-
-public class Particle {
-  private XYZ currentPos;
-  private RGBA rgba;
-    
-  public Particle() {
-    currentPos = new XYZ((float)Math.random(), 
-                         (float)Math.random(), 
-                         -30.0f               
-                         );
-        
-    rgba = rgba = new RGBA((float)Math.random(), 
-                           (float)Math.random(), 
-                           (float)Math.random(),
-                           (float)Math.random());
-  }
-    
-  public void draw(GL gl, Texture texture, RGBA tendToColor) {
-    adjust(tendToColor);
-    texture.bind();
-    gl.glColor4f(rgba.r,rgba.g,rgba.b,rgba.a);
-        
-    gl.glBegin(GL.GL_QUADS);
-    gl.glTexCoord2f(0.0f, 0.0f); gl.glVertex3f(currentPos.x, currentPos.y-2, currentPos.z);
-    gl.glTexCoord2f(1.0f, 0.0f); gl.glVertex3f(currentPos.x+2, currentPos.y-2, currentPos.z);
-    gl.glTexCoord2f(1.0f, 1.0f); gl.glVertex3f(currentPos.x+2, currentPos.y, currentPos.z);
-    gl.glTexCoord2f(0.0f, 1.0f); gl.glVertex3f(currentPos.x, currentPos.y, currentPos.z);
-    gl.glEnd();
-  }
-    
-  private void tendToColor(RGBA tendToColor) {
-    float red = 0.0f;
-    float blue = 0.0f;
-    float green = 0.0f;
-    float sign=1.0f;
-
-    if(Math.random()>=0.5)
-      sign=-1.0f;
-
-    // RED
-    if(tendToColor.r <= 1-tendToColor.r) 
-      red = tendToColor.r;
-    else 
-      red = 1-tendToColor.r;
-
-    red = (float)(Math.random()*red*sign+tendToColor.r);
-
-    // GREEN
-    if(tendToColor.g <= 1-tendToColor.g) 
-      green = tendToColor.g;            
-    else 
-      green = 1-tendToColor.g;
-
-    green =(float)(Math.random()*green*sign+tendToColor.g);
-
-    // BLUE
-    if(tendToColor.b <= 1-tendToColor.b) 
-      blue = tendToColor.b;            
-    else 
-      blue = 1-tendToColor.b;
-
-    blue = (float)(Math.random()*blue*sign+tendToColor.b);
-
-    rgba = new RGBA(red, green, blue, (float)Math.random());
-  }
-    
-  private void tendToPos() {
-    XYZ xyz = new XYZ((float)Math.random()-0.5f,(float)Math.random()-0.5f,(float)Math.random()-0.5f);
-    currentPos.add(xyz);
-  }
-    
-  private void adjust(RGBA tendToColor) {
-    tendToPos();
-        
-    rgba.a-=Math.random()/100;
-    if(rgba.a<=0)
-      tendToColor(tendToColor);
-  }
-    
-}
diff --git a/src/demos/particles/engine/RGBA.java b/src/demos/particles/engine/RGBA.java
deleted file mode 100755
index 06f8863..0000000
--- a/src/demos/particles/engine/RGBA.java
+++ /dev/null
@@ -1,56 +0,0 @@
-/*
- * Copyright (c) 2006 Ben Chappell ([email protected]) 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.
- *   
- * The names of Ben Chappell, Sun Microsystems, Inc. or the names of
- * contributors may not 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. BEN CHAPPELL,
- * SUN MICROSYSTEMS, INC. ("SUN"), AND SUN'S 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 BEN
- * CHAPPELL, SUN, OR SUN'S 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 BEN
- * CHAPPELL OR 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.
- */
-
-package demos.particles.engine;
-
-public class RGBA {
-    
-  public float r;
-  public float g;
-  public float b;
-  public float a;
-        
-  public RGBA() {
-    this.r = this.g = this.g = this.a = 0.0f;
-  }
-    
-  public RGBA(float r, float g, float b, float a) {
-    this.r=r;
-    this.g=g;
-    this.b=b;
-    this.a=a;
-  }
-}
diff --git a/src/demos/particles/engine/XYZ.java b/src/demos/particles/engine/XYZ.java
deleted file mode 100755
index f38a6fa..0000000
--- a/src/demos/particles/engine/XYZ.java
+++ /dev/null
@@ -1,62 +0,0 @@
-/*
- * Copyright (c) 2006 Ben Chappell ([email protected]) 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.
- *   
- * The names of Ben Chappell, Sun Microsystems, Inc. or the names of
- * contributors may not 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. BEN CHAPPELL,
- * SUN MICROSYSTEMS, INC. ("SUN"), AND SUN'S 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 BEN
- * CHAPPELL, SUN, OR SUN'S 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 BEN
- * CHAPPELL OR 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.
- */
-
-package demos.particles.engine;
-
-public class XYZ {
-    
-  public float x;
-  public float y;
-  public float z;
-    
-  public XYZ() {
-    this.x = this.y = this.z = 0.0f;        
-  }
-    
-  public XYZ(float x, float y, float z) {
-    this.x=x;
-    this.y=y;
-    this.z=z;
-  }
-    
-  public XYZ add(XYZ xyz) {        
-    x += xyz.x;
-    y += xyz.y;
-    z += xyz.z;
-        
-    return this;
-  }
-}
diff --git a/src/demos/particles/engine/images/particle.jpg b/src/demos/particles/engine/images/particle.jpg
deleted file mode 100755
index 70e28ac..0000000
--- a/src/demos/particles/engine/images/particle.jpg
+++ /dev/null