/*
 *      @(#)PrimitiveTextureApp.java 1.0 99/09/10 13:34:00
 *
 * Copyright (c) 1996-1999 Sun Microsystems, Inc. All Rights Reserved.
 *
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 * modify and redistribute this software in source and binary code form,
 * provided that i) this copyright notice and license appear on all copies of
 * the software; and ii) Licensee does not utilize the software in a manner
 * which is disparaging to Sun.
 *
 * This software is provided "AS IS," without a warranty of any kind. ALL
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 * IMPLIED WARRANTY OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE OR
 * NON-INFRINGEMENT, ARE HEREBY EXCLUDED. SUN AND ITS LICENSORS SHALL NOT BE
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 * This software is not designed or intended for use in on-line control of
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 * redistribute the Software for such purposes.
 */

/*
 
 */

import java.applet.Applet;
import java.awt.BorderLayout;
import java.awt.Label;
import com.sun.j3d.utils.geometry.*;
import com.sun.j3d.utils.applet.MainFrame;
import com.sun.j3d.utils.universe.*;
import com.sun.j3d.utils.image.TextureLoader;
import javax.media.j3d.*;
import javax.vecmath.*;

/**
 * PrimitiveTextureApp creates a single plane with texture mapping.
 */
public class PrimitiveTextureApp extends Applet {

    BranchGroup createScene() { 
      BranchGroup objRoot = new BranchGroup();

      Transform3D transform = new Transform3D();


      Appearance appear = new Appearance();

      String filename = "earth.jpg";  
      TextureLoader loader = new TextureLoader(filename, this);
      ImageComponent2D image = loader.getImage();

      if(image == null) {
            System.out.println("load failed for texture: "+filename);
      }

      // can't use parameterless constuctor
      Texture2D texture = new Texture2D(Texture.BASE_LEVEL, Texture.RGBA,
                                        image.getWidth(), image.getHeight());
      texture.setImage(0, image);

      appear.setTexture(texture);

      objRoot.addChild(new Sphere(1.0f, Primitive.GENERATE_TEXTURE_COORDS, appear));

      Background background = new Background();
      background.setColor(1.0f, 1.0f, 1.0f);
      background.setApplicationBounds(new BoundingSphere());
      objRoot.addChild(background);

      return objRoot;
  }

  public PrimitiveTextureApp (){
    setLayout(new BorderLayout());
    Canvas3D c = new Canvas3D(null);
    add("Center", c);

    c.setStereoEnable(false);

    SimpleUniverse u = new SimpleUniverse(c);

    // This will move the ViewPlatform back a bit so the
    // objects in the scene can be viewed.
    u.getViewingPlatform().setNominalViewingTransform();

    u.addBranchGraph(createScene());
  }
  
  public static void main(String argv[])
  {
    System.out.print("PrimitiveTextureApp.java \n- ");
    System.out.println("The simpliest example of using texture mapping on a geometic primitive.\n");
    System.out.println("This is a simple example progam from The Java 3D API Tutorial.");
    System.out.println("The Java 3D Tutorial is available on the web at:");
    System.out.println("http://java.sun.com/products/java-media/3D/collateral ");

    new MainFrame(new PrimitiveTextureApp(), 256, 256);
  }
}