/* Auteur: Nicolas JANEY         */
/* nicolas.janey@univ-fcomte.fr  */
/* Novembre 2001                 */

import java.applet.Applet;
import java.awt.*;
import com.sun.j3d.utils.applet.MainFrame;
import com.sun.j3d.utils.geometry.*;
import com.sun.j3d.utils.universe.*;
import com.sun.j3d.utils.image.TextureLoader;
import com.sun.j3d.utils.behaviors.mouse.*;
import javax.media.j3d.*;
import javax.vecmath.*;
import java.net.*;
import java.awt.image.BufferedImage;

public class SimpleRaster extends Applet {

  static boolean applet = true ;
  private String base ;

  private ImageComponent2D chercheImageComponent2D(String s) {
    if ( applet ) {
      try {
        String adresse = base+s ;
        URL u1 = new URL(adresse);
        return((ImageComponent2D) (new TextureLoader(u1,this).getTexture().getImage(0))) ; }
      catch (MalformedURLException e) { 
        return(new ImageComponent2D(ImageComponent2D.FORMAT_RGB,16,16));} }
      else
      return((ImageComponent2D) (new TextureLoader(s,this).getTexture().getImage(0)));
    }

  public BranchGroup createSceneGraph(SimpleUniverse u) {
    BranchGroup objRoot = new BranchGroup();
    BoundingSphere bounds;
    bounds = new BoundingSphere(new Point3d(0.0,0.0,0.0),100.0);
    TransformGroup objTrans0 = new TransformGroup();
    Transform3D t3D = new Transform3D();
    t3D.setTranslation(new Vector3f(-0.3f,0.3f,0.0f));
    objTrans0.setTransform(t3D);
    objRoot.addChild(objTrans0);
    TransformGroup objTrans = new TransformGroup();
    objTrans.setCapability(TransformGroup.ALLOW_TRANSFORM_WRITE);
    objTrans.setCapability(TransformGroup.ALLOW_TRANSFORM_READ);
    objTrans.setCapability(TransformGroup.ENABLE_PICK_REPORTING);
    objTrans0.addChild(objTrans);
    { MouseRotate behavior = new MouseRotate(objTrans);
      objTrans.addChild(behavior);
      behavior.setSchedulingBounds(bounds); }
    { ImageComponent2D ic2D = chercheImageComponent2D("Parquet.jpg");
      Raster raster = new Raster(new Point3f(-0.2f,0.2f,-0.2f),
                                 Raster.RASTER_COLOR,
                                 0,0,
                                 128,128,
                                 ic2D,
                                 null);
	  Shape3D shape = new Shape3D(raster);
      objTrans.addChild(shape); }
    { ImageComponent2D ic2D = chercheImageComponent2D("Bois.jpg");
      Raster raster = new Raster(new Point3f(-0.15f,0.1f,0.2f),
                                 Raster.RASTER_COLOR,
                                 0,0,
                                 128,128,
                                 ic2D,
                                 null);
	  Shape3D shape = new Shape3D(raster);
      objTrans.addChild(shape); }
    objRoot.compile();
    return objRoot;
    }

  public void lanceJava3D() {
    setLayout(new BorderLayout());
    GraphicsConfiguration config;
    config = SimpleUniverse.getPreferredConfiguration();
    Canvas3D c = new Canvas3D(config);
    add("Center",c);
    SimpleUniverse u = new SimpleUniverse(c);
    BranchGroup scene = createSceneGraph(u);
    u.getViewingPlatform().setNominalViewingTransform();
    u.addBranchGraph(scene);
    }

  public void init() {
    if ( applet ) {
      URL url = this.getCodeBase();
      base = url.toString();
      lanceJava3D(); }
    }

  public SimpleRaster() {
    if ( !applet ) {
      lanceJava3D(); }
    }

  public static void main(String[] args) {
    applet = false ;
    new MainFrame(new SimpleRaster(),300,250);
    }
  }