Embedded Files
/* Mykeynavbeh.java * Originally based on code from BackgroundApp.java *   @(#)BackgroundApp.java 1.1 00/09/22 14:03 * * portions Copyright (c) 1996-2000 Sun Microsystems, Inc. All Rights Reserved. *  * Sun grants you ("Licensee") a non-exclusive, royalty free, license to use, * 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 * 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 AND ITS LICENSORS SHALL NOT BE * LIABLE FOR ANY DAMAGES SUFFERED BY LICENSEE AS A RESULT OF USING, MODIFYING * OR DISTRIBUTING THE 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 SOFTWARE, EVEN IF SUN HAS BEEN ADVISED OF THE * POSSIBILITY OF SUCH DAMAGES. * * This software is not designed or intended for use in on-line control of * aircraft, air traffic, aircraft navigation or aircraft communications; or in * the design, construction, operation or maintenance of any nuclear * facility. Licensee represents and warrants that it will not use or * redistribute the Software for such purposes. */
import java.awt.*;
import javax.media.j3d.*;import javax.vecmath.*;
import com.sun.j3d.utils.universe.SimpleUniverse;import com.sun.j3d.utils.universe.PlatformGeometry;import com.sun.j3d.utils.behaviors.keyboard.*;
import com.sun.j3d.loaders.Scene;
import com.sun.j3d.loaders.objectfile.ObjectFile;
import java.io.*;import java.awt.event.*;
public class Mykeynavbeh extends Frame {
private SimpleUniverse universe = null; private Canvas3D canvas = null; private TransformGroup viewtrans = null;
public Mykeynavbeh() { setLayout(new BorderLayout()); GraphicsConfiguration config = SimpleUniverse.getPreferredConfiguration();
canvas = new Canvas3D(config); add("Center", canvas); universe = new SimpleUniverse(canvas);
BranchGroup scene = createSceneGraph(); universe.getViewingPlatform().setNominalViewingTransform(); universe.getViewer().getView().setBackClipDistance(100.0); universe.addBranchGraph(scene);
}
private BranchGroup createSceneGraph() { BranchGroup objRoot = new BranchGroup();
BoundingSphere bounds = new BoundingSphere(new Point3d(), 10000.0);
viewtrans = universe.getViewingPlatform().getViewPlatformTransform(); KeyNavigatorBehavior keyNavBeh = new KeyNavigatorBehavior(viewtrans); keyNavBeh.setSchedulingBounds(bounds); PlatformGeometry platformGeom = new PlatformGeometry(); platformGeom.addChild(keyNavBeh); universe.getViewingPlatform().setPlatformGeometry(platformGeom);
objRoot.addChild(createFerrisWheel());
return objRoot; }
private BranchGroup createFerrisWheel() {
BranchGroup objRoot = new BranchGroup(); TransformGroup tg = new TransformGroup(); Transform3D t3d = new Transform3D();
t3d.setTranslation(new Vector3d(-0.7, -0.0, -15.3)); // t3d.setRotation(new AxisAngle4f(0.0f, 1.0f, 0.0f, -0.6f)); t3d.setScale(2.2); tg.setTransform(t3d);
tg.addChild(createWheel());
objRoot.addChild(tg); objRoot.addChild(createLight(-0.3f, 0.2f, 0.0f)); objRoot.addChild(createLight(0.3f, -0.2f, 0.0f)); objRoot.addChild(createLight(-0.3f, 0.2f, 0.0f)); objRoot.addChild(createLight(0.3f, -0.2f, 0.0f)); objRoot.addChild(createLight(-0.3f, 0.2f, 0.0f)); objRoot.addChild(createLight(0.3f, -0.2f, 0.0f)); objRoot.compile();
return objRoot;
}
private BranchGroup createWheel() {
BranchGroup objRoot = new BranchGroup(); TransformGroup tg = new TransformGroup(); Transform3D t3d = new Transform3D(); // tg.setCapability(TransformGroup.ALLOW_TRANSFORM_WRITE);
t3d.setScale(2.0); tg.setTransform(t3d);
tg.addChild(createGondolas());
objRoot.addChild(tg); objRoot.compile();
return objRoot;
}
private BranchGroup createGondolas() {
BranchGroup objRoot = new BranchGroup();
TransformGroup tg = new TransformGroup();
SharedGroup shared = new SharedGroup(); TransformGroup tg_link = null; Transform3D t3d_link = new Transform3D();
double r = 1.0; for (int i = 0; i < 18; i++) { t3d_link.setTranslation(new Vector3d(r * Math.cos((Math.PI / 9) * i), r * Math.sin((Math.PI / 9) * i), 0.0f));
tg_link = new TransformGroup(t3d_link); tg_link.addChild(new Link(shared)); tg.addChild(tg_link); shared.addChild(createObjLoad("model/gondola_clr.obj"));
}
objRoot.addChild(tg);
objRoot.addChild(createLight(-0.3f, 0.2f, 0.0f)); objRoot.addChild(createLight(0.3f, 0.2f, 0.0f));
objRoot.compile();
return objRoot;
}
private BranchGroup createObjLoad(String filename) {
BranchGroup objRoot = new BranchGroup();
TransformGroup tg = new TransformGroup(); Transform3D t3d = new Transform3D(); t3d.setScale(0.5); tg.setTransform(t3d);
ObjectFile loader = new ObjectFile(); Scene s = null;
File file = new java.io.File(filename);
try { s = loader.load(file.toURI().toURL()); } catch (Exception e) { System.err.println(e); System.exit(1); }
tg.addChild(s.getSceneGroup());
objRoot.addChild(tg);
objRoot.compile();
return objRoot;
}
private Light createLight(float x, float y, float z) { DirectionalLight light = new DirectionalLight(true, new Color3f(1.0f, 1.0f, 1.0f), new Vector3f(x, y, z));
light.setInfluencingBounds(new BoundingSphere(new Point3d(), 10000.0));
return light; }
public static void main(String args[]) {
Mykeynavbeh window = new Mykeynavbeh();
window.setSize(800, 600);
window.addWindowListener(new WindowAdapter() { public void windowClosing(WindowEvent e) { System.exit(0); } });
window.setVisible(true); }
}
import java.awt.*;
import javax.media.j3d.*;import javax.vecmath.*;
import com.sun.j3d.utils.universe.SimpleUniverse;import com.sun.j3d.utils.universe.PlatformGeometry;import com.sun.j3d.utils.behaviors.keyboard.*;
import com.sun.j3d.loaders.Scene;
import com.sun.j3d.loaders.objectfile.ObjectFile;
import java.io.*;import java.awt.event.*;
public class Mykeynavbeh extends Frame {
private SimpleUniverse universe = null; private Canvas3D canvas = null; private TransformGroup viewtrans = null;
public Mykeynavbeh() { setLayout(new BorderLayout()); GraphicsConfiguration config = SimpleUniverse.getPreferredConfiguration();
canvas = new Canvas3D(config); add("Center", canvas); universe = new SimpleUniverse(canvas);
BranchGroup scene = createSceneGraph(); universe.getViewingPlatform().setNominalViewingTransform(); universe.getViewer().getView().setBackClipDistance(100.0); universe.addBranchGraph(scene);
}
private BranchGroup createSceneGraph() { BranchGroup objRoot = new BranchGroup();
BoundingSphere bounds = new BoundingSphere(new Point3d(), 10000.0);
viewtrans = universe.getViewingPlatform().getViewPlatformTransform(); KeyNavigatorBehavior keyNavBeh = new KeyNavigatorBehavior(viewtrans); keyNavBeh.setSchedulingBounds(bounds); PlatformGeometry platformGeom = new PlatformGeometry(); platformGeom.addChild(keyNavBeh); universe.getViewingPlatform().setPlatformGeometry(platformGeom);
objRoot.addChild(createFerrisWheel());
return objRoot; }
private BranchGroup createFerrisWheel() {
BranchGroup objRoot = new BranchGroup(); TransformGroup tg = new TransformGroup(); Transform3D t3d = new Transform3D();
t3d.setTranslation(new Vector3d(-0.7, -0.0, -15.3)); // t3d.setRotation(new AxisAngle4f(0.0f, 1.0f, 0.0f, -0.6f)); t3d.setScale(2.2); tg.setTransform(t3d);
tg.addChild(createWheel());
objRoot.addChild(tg); objRoot.addChild(createLight(-0.3f, 0.2f, 0.0f)); objRoot.addChild(createLight(0.3f, -0.2f, 0.0f)); objRoot.addChild(createLight(-0.3f, 0.2f, 0.0f)); objRoot.addChild(createLight(0.3f, -0.2f, 0.0f)); objRoot.addChild(createLight(-0.3f, 0.2f, 0.0f)); objRoot.addChild(createLight(0.3f, -0.2f, 0.0f)); objRoot.compile();
return objRoot;
}
private BranchGroup createWheel() {
BranchGroup objRoot = new BranchGroup(); TransformGroup tg = new TransformGroup(); Transform3D t3d = new Transform3D(); // tg.setCapability(TransformGroup.ALLOW_TRANSFORM_WRITE);
t3d.setScale(2.0); tg.setTransform(t3d);
tg.addChild(createGondolas());
objRoot.addChild(tg); objRoot.compile();
return objRoot;
}
private BranchGroup createGondolas() {
BranchGroup objRoot = new BranchGroup();
TransformGroup tg = new TransformGroup();
SharedGroup shared = new SharedGroup(); TransformGroup tg_link = null; Transform3D t3d_link = new Transform3D();
double r = 1.0; for (int i = 0; i < 18; i++) { t3d_link.setTranslation(new Vector3d(r * Math.cos((Math.PI / 9) * i), r * Math.sin((Math.PI / 9) * i), 0.0f));
tg_link = new TransformGroup(t3d_link); tg_link.addChild(new Link(shared)); tg.addChild(tg_link); shared.addChild(createObjLoad("model/gondola_clr.obj"));
}
objRoot.addChild(tg);
objRoot.addChild(createLight(-0.3f, 0.2f, 0.0f)); objRoot.addChild(createLight(0.3f, 0.2f, 0.0f));
objRoot.compile();
return objRoot;
}
private BranchGroup createObjLoad(String filename) {
BranchGroup objRoot = new BranchGroup();
TransformGroup tg = new TransformGroup(); Transform3D t3d = new Transform3D(); t3d.setScale(0.5); tg.setTransform(t3d);
ObjectFile loader = new ObjectFile(); Scene s = null;
File file = new java.io.File(filename);
try { s = loader.load(file.toURI().toURL()); } catch (Exception e) { System.err.println(e); System.exit(1); }
tg.addChild(s.getSceneGroup());
objRoot.addChild(tg);
objRoot.compile();
return objRoot;
}
private Light createLight(float x, float y, float z) { DirectionalLight light = new DirectionalLight(true, new Color3f(1.0f, 1.0f, 1.0f), new Vector3f(x, y, z));
light.setInfluencingBounds(new BoundingSphere(new Point3d(), 10000.0));
return light; }
public static void main(String args[]) {
Mykeynavbeh window = new Mykeynavbeh();
window.setSize(800, 600);
window.addWindowListener(new WindowAdapter() { public void windowClosing(WindowEvent e) { System.exit(0); } });
window.setVisible(true); }
}
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