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/* 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.utils.geometry.ColorCube;
import java.awt.event.KeyListener;import java.awt.event.KeyEvent;
import java.awt.event.*;
public class Mykeynavbeh extends Frame implements KeyListener {
private SimpleUniverse universe = null; private Canvas3D canvas = null; private TransformGroup viewtrans = null;
private TransformGroup tg = null; private Transform3D t3d = null; private Transform3D t3dstep = new Transform3D(); private Matrix4d matrix = new Matrix4d();
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); canvas.addKeyListener(this);
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(createBase()); objRoot.addChild(createTarget()); objRoot.addChild(createProjectile());
Background background = new Background(); background.setColor(1.0f, 1.0f, 1.0f); background.setApplicationBounds(bounds); objRoot.addChild(background);
return objRoot; }
public BranchGroup createBase() {
BranchGroup root = new BranchGroup(); TransformGroup tg = new TransformGroup(); Transform3D t3d = new Transform3D();
t3d.setTranslation(new Vector3d(0.0, -15.0, -68.0)); tg.setTransform(t3d);
SharedGroup shared = new SharedGroup(); shared.addChild(new ColorCube());
TransformGroup tg_link = null; Transform3D t3d_link = new Transform3D();
for (float z = -140.0f; z <= 30.0f; z += 6.0f) {
t3d_link.setScale(6.0); t3d_link.setTranslation(new Vector3d(0.0, 0.0, z)); t3d_link.setRotation(new AxisAngle4f(0.0f, 0.0f, 1.0f, -1.57f)); tg_link = new TransformGroup(t3d_link);
tg_link.addChild(new Link(shared)); tg.addChild(tg_link); }
root.addChild(tg);
root.compile();
return root; }
private BranchGroup createTarget() {
BranchGroup objRoot = new BranchGroup(); TransformGroup tg = new TransformGroup(); Transform3D t3d = new Transform3D();
t3d.setTranslation(new Vector3d(0.0, -11.47, -200.0)); t3d.setScale(2.5);
tg.setTransform(t3d);
tg.addChild(new ColorCube()); objRoot.addChild(tg);
objRoot.compile();
return objRoot;
}
private BranchGroup createProjectile() {
BranchGroup objRoot = new BranchGroup();
tg = new TransformGroup(); t3d = new Transform3D();
tg.setCapability(TransformGroup.ALLOW_TRANSFORM_WRITE);
t3d.setTranslation(new Vector3d(0.0, -8.0, -36.5)); t3d.setRotation(new AxisAngle4f(0.0f, 0.0f, 1.0f, -3.14f)); t3d.setScale(1.0);
tg.setTransform(t3d);
tg.addChild(new ColorCube()); objRoot.addChild(tg);
objRoot.compile();
return objRoot;
}
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); }
public void keyTyped(KeyEvent e) { }
public void keyReleased(KeyEvent e) { }
public void keyPressed(KeyEvent e) { int code = e.getKeyCode(); if (code == KeyEvent.VK_SPACE) { t3dstep.set(new Vector3d(0.0, 0.0, -2.0)); tg.getTransform(t3d); t3d.mul(t3dstep); tg.setTransform(t3d); } }}
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.utils.geometry.ColorCube;
import java.awt.event.KeyListener;import java.awt.event.KeyEvent;
import java.awt.event.*;
public class Mykeynavbeh extends Frame implements KeyListener {
private SimpleUniverse universe = null; private Canvas3D canvas = null; private TransformGroup viewtrans = null;
private TransformGroup tg = null; private Transform3D t3d = null; private Transform3D t3dstep = new Transform3D(); private Matrix4d matrix = new Matrix4d();
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); canvas.addKeyListener(this);
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(createBase()); objRoot.addChild(createTarget()); objRoot.addChild(createProjectile());
Background background = new Background(); background.setColor(1.0f, 1.0f, 1.0f); background.setApplicationBounds(bounds); objRoot.addChild(background);
return objRoot; }
public BranchGroup createBase() {
BranchGroup root = new BranchGroup(); TransformGroup tg = new TransformGroup(); Transform3D t3d = new Transform3D();
t3d.setTranslation(new Vector3d(0.0, -15.0, -68.0)); tg.setTransform(t3d);
SharedGroup shared = new SharedGroup(); shared.addChild(new ColorCube());
TransformGroup tg_link = null; Transform3D t3d_link = new Transform3D();
for (float z = -140.0f; z <= 30.0f; z += 6.0f) {
t3d_link.setScale(6.0); t3d_link.setTranslation(new Vector3d(0.0, 0.0, z)); t3d_link.setRotation(new AxisAngle4f(0.0f, 0.0f, 1.0f, -1.57f)); tg_link = new TransformGroup(t3d_link);
tg_link.addChild(new Link(shared)); tg.addChild(tg_link); }
root.addChild(tg);
root.compile();
return root; }
private BranchGroup createTarget() {
BranchGroup objRoot = new BranchGroup(); TransformGroup tg = new TransformGroup(); Transform3D t3d = new Transform3D();
t3d.setTranslation(new Vector3d(0.0, -11.47, -200.0)); t3d.setScale(2.5);
tg.setTransform(t3d);
tg.addChild(new ColorCube()); objRoot.addChild(tg);
objRoot.compile();
return objRoot;
}
private BranchGroup createProjectile() {
BranchGroup objRoot = new BranchGroup();
tg = new TransformGroup(); t3d = new Transform3D();
tg.setCapability(TransformGroup.ALLOW_TRANSFORM_WRITE);
t3d.setTranslation(new Vector3d(0.0, -8.0, -36.5)); t3d.setRotation(new AxisAngle4f(0.0f, 0.0f, 1.0f, -3.14f)); t3d.setScale(1.0);
tg.setTransform(t3d);
tg.addChild(new ColorCube()); objRoot.addChild(tg);
objRoot.compile();
return objRoot;
}
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); }
public void keyTyped(KeyEvent e) { }
public void keyReleased(KeyEvent e) { }
public void keyPressed(KeyEvent e) { int code = e.getKeyCode(); if (code == KeyEvent.VK_SPACE) { t3dstep.set(new Vector3d(0.0, 0.0, -2.0)); tg.getTransform(t3d); t3d.mul(t3dstep); tg.setTransform(t3d); } }}
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