Locale demo : 3D Locale « 3D « Java

1. Java
2. 3D
3. 3D Locale

Locale demo

// From: http://www.micg.et.fh-stralsund.de/Java3D/java3D.htm#Bild1


import java.applet.Applet;
import java.awt.BorderLayout;
import java.awt.Frame;
import java.awt.GraphicsConfiguration;

import javax.media.j3d.Appearance;
import javax.media.j3d.BranchGroup;
import javax.media.j3d.Canvas3D;
import javax.media.j3d.ColoringAttributes;
import javax.media.j3d.Transform3D;
import javax.media.j3d.TransformGroup;
import javax.vecmath.Color3f;

import com.sun.j3d.utils.applet.MainFrame;
import com.sun.j3d.utils.geometry.Box;
import com.sun.j3d.utils.universe.SimpleUniverse;

public class Erscheinungsbild extends Applet {

  /**
   * init Methoden fur die Darstellung als Applet
   */
  public void init() {
    setLayout(new BorderLayout());
    GraphicsConfiguration config = SimpleUniverse
        .getPreferredConfiguration();
    canvas3D = new Canvas3D(config);
    add("Center", canvas3D);
    BranchGroup szene = macheSzene();
    szene.compile();
    universe = new SimpleUniverse(canvas3D);
    universe.getViewingPlatform().setNominalViewingTransform();
    universe.addBranchGraph(szene);
  }

  /**
   * Erstellt den Szenegraphen
   * 
   * @return BranchGroup
   */
  public BranchGroup macheSzene() {
    BranchGroup objWurzel = new BranchGroup();
    // Transformation, 2 Rotationen:
    Transform3D drehung = new Transform3D();
    Transform3D drehung2 = new Transform3D();
    drehung.rotX(Math.PI / 4.0d);
    drehung2.rotY(Math.PI / 5.0d);
    drehung.mul(drehung2);
    TransformGroup objDreh = new TransformGroup(drehung);
    objDreh.addChild(new Box(0.5f, 0.5f, 0.5f, makeAppearance()));
    objWurzel.addChild(objDreh);

    return objWurzel;
  }

  /**
   * Wurfeldarstellung
   * 
   * @return Appearance
   */
  private Appearance makeAppearance() {
    Appearance a = new Appearance();
    ColoringAttributes c = new ColoringAttributes();
    c.setColor(new Color3f(0.0f, 1.0f, 0.0f));
    a.setColoringAttributes(c);
    return a;
  }

  /**
   * gibt speicher frei
   */
  public void destroy() {
    universe.removeAllLocales();
  }

  public static void main(String[] args) {
    frame = new MainFrame(new Erscheinungsbild(), 500, 500);
    frame.setTitle("Appearance");
  }

  //---- Attribute -----------------------
  private SimpleUniverse universe;

  private Canvas3D canvas3D;

  private static Frame frame;
}

           
       

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