/* 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.applet.*;import java.awt.*;
import javax.media.j3d.*;import javax.vecmath.*;
import com.sun.j3d.utils.applet.MainFrame;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 org.jdesktop.j3d.loaders.vrml97.VrmlLoader;
import java.awt.event.KeyListener;import java.awt.event.KeyEvent;
import com.sun.j3d.utils.image.TextureLoader;import com.sun.j3d.utils.geometry.*;import java.util.*;
public class Mykeynavbeh extends Applet 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 static final double ANGLE = Math.PI / 16; private Transform3D t3d_ang = new Transform3D(); private TransformGroup fairy_w = 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);
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(createTinkerBell());
return objRoot; }
private BranchGroup createTinkerBell() {
BranchGroup objRoot = new BranchGroup(); tg = new TransformGroup(); t3d = new Transform3D();
tg.setCapability(TransformGroup.ALLOW_TRANSFORM_WRITE);
t3d.setTranslation(new Vector3d(0.0, -1.8, -0.0)); t3d.setRotation(new AxisAngle4f(0.0f, 1.0f, 0.0f, 0.65f)); t3d.setScale(1.43);
tg.setTransform(t3d);
VrmlLoader loader = new VrmlLoader(); Scene s = null;
try { s = loader.load("model/Tink71.wrl"); } catch (Exception e) { System.err.println(e); System.exit(1); }
tg.addChild(s.getSceneGroup());
tg.addChild(createWings());
objRoot.addChild(tg); objRoot.addChild(createLight());
objRoot.compile();
return objRoot;
}
private BranchGroup createWings() {
BranchGroup objRoot = new BranchGroup();
TransformGroup tg = new TransformGroup(); TransformGroup tg2 = new TransformGroup(); TransformGroup tg3 = new TransformGroup(); TransformGroup tg4 = new TransformGroup();
fairy_w = new TransformGroup(); Transform3D t3d_w = new Transform3D();
Transform3D t3da = new Transform3D(); Transform3D t3da3 = new Transform3D(); Transform3D t3da4 = new Transform3D();
RotateColorCube cube = new RotateColorCube("model/wings_f.jpg"); tg.addChild(cube.tg);
RotateColorCube cube2 = new RotateColorCube("model/wings_f2.jpg"); tg2.addChild(cube2.tg); t3da.setRotation(new AxisAngle4f(0.0f, 1.0f, 0.0f, 3.14f)); tg2.setTransform(t3da);
RotateColorCube cube3 = new RotateColorCube("model/wings_f.jpg"); tg3.addChild(cube3.tg); t3da3.setTranslation(new Vector3d(-0.011, 0.16, 0.123)); t3da3.setScale(new Vector3d(0.3d, 0.3d, 1.0d)); tg3.setTransform(t3da3);
RotateColorCube cube4 = new RotateColorCube("model/wings_f2.jpg"); tg4.addChild(cube4.tg); t3da4.setRotation(new AxisAngle4f(0.0f, 1.0f, 0.0f, 3.14f)); t3da4.setTranslation(new Vector3d(0.011, 0.16, 0.123)); t3da4.setScale(new Vector3d(0.3d, 0.3d, 1.0d)); tg4.setTransform(t3da4);
fairy_w.addChild(tg); fairy_w.addChild(cube); fairy_w.addChild(tg2); fairy_w.addChild(cube2); fairy_w.addChild(tg3); fairy_w.addChild(cube3); fairy_w.addChild(tg4); fairy_w.addChild(cube4);
t3d_ang.rotX(ANGLE * 12); fairy_w.getTransform(t3d_w); t3d_w.setTranslation(new Vector3d(0.0, 1.6, -0.57)); t3d_w.mul(t3d_ang); t3d_w.setScale(new Vector3d(3.75d, 3.5d, 1.25d)); fairy_w.setTransform(t3d_w);
objRoot.addChild(fairy_w);
// objRoot.addChild(createLight()); // objRoot.addChild(createLight2()); return objRoot;
}
private Light createLight() { DirectionalLight light = new DirectionalLight(true, new Color3f(1.0f, 1.0f, 1.0f), new Vector3f(-0.3f, 0.2f, -1.0f));
light.setInfluencingBounds(new BoundingSphere(new Point3d(), 10000.0));
return light; }
public static void main(String[] args) { Mykeynavbeh applet = new Mykeynavbeh(); Frame frame = new MainFrame(applet, 800, 600); }
public void keyTyped(KeyEvent e) { char key = e.getKeyChar();
if (key == 'd') { t3dstep.set(new Vector3d(0.0, 0.0, 0.1)); tg.getTransform(t3d); t3d.mul(t3dstep); tg.setTransform(t3d); }
if (key == 's') {
t3dstep.rotY(Math.PI / 32); tg.getTransform(t3d); t3d.get(matrix); t3d.setTranslation(new Vector3d(0.0, 0.0, 0.0)); t3d.mul(t3dstep); t3d.setTranslation(new Vector3d(matrix.m03, matrix.m13, matrix.m23)); tg.setTransform(t3d);
}
if (key == 'f') {
t3dstep.rotY(-Math.PI / 32); tg.getTransform(t3d); t3d.get(matrix); t3d.setTranslation(new Vector3d(0.0, 0.0, 0.0)); t3d.mul(t3dstep); t3d.setTranslation(new Vector3d(matrix.m03, matrix.m13, matrix.m23)); tg.setTransform(t3d);
}
if (key == 'e') { t3dstep.set(new Vector3d(0.0, 0.1, 0.0)); tg.getTransform(t3d); t3d.mul(t3dstep); tg.setTransform(t3d); }
if (key == 'c') { t3dstep.set(new Vector3d(0.0, -0.1, 0.0)); tg.getTransform(t3d); t3d.mul(t3dstep); tg.setTransform(t3d); } }
public void keyReleased(KeyEvent e) { }
public void keyPressed(KeyEvent e) { }
class RotateColorCube extends Behavior {
public TransformGroup tg = null; public Transform3D t3d = null;
private WakeupOnElapsedFrames wakeFrame = null; private float angle = 0.0f; private float height = 0.0f; private int count = 0;
public RotateColorCube(String filename) { t3d = new Transform3D();
t3d.setScale(1.8); Appearance app = new Appearance();
TextureLoader loader = new TextureLoader(filename, null); ImageComponent2D image = loader.getImage();
if (image == null) { System.out.println("load failed for texture: " + filename); }
Texture2D texture = new Texture2D(Texture.BASE_LEVEL, Texture.RGBA, image.getWidth(), image.getHeight()); texture.setImage(0, image); app.setTexture(texture);
Material material2 = new Material(); app.setMaterial(material2); TextureAttributes texAttr = new TextureAttributes(); texAttr.setTextureMode(TextureAttributes.MODULATE); app.setTextureAttributes(texAttr);
// app.setTransparencyAttributes(null);
TransparencyAttributes attr = new TransparencyAttributes(TransparencyAttributes.BLENDED, 0.0f); attr.setTransparency(0.5f); app.setTransparencyAttributes(attr);
int flagcyl = Cylinder.GENERATE_NORMALS | Cylinder.GENERATE_TEXTURE_COORDS | Cylinder.ENABLE_GEOMETRY_PICKING;
Cylinder cylinder = new Cylinder(0.06f, 0.00015f, flagcyl, 30, 30, app);
tg = new TransformGroup(t3d); tg.addChild(cylinder);
tg.setCapability(TransformGroup.ALLOW_TRANSFORM_READ); tg.setCapability(TransformGroup.ALLOW_TRANSFORM_WRITE);
BoundingSphere bounds = new BoundingSphere(new Point3d(0.0, 0.0, 0.0), 1000.0); this.setSchedulingBounds(bounds); }
public void initialize() { wakeFrame = new WakeupOnElapsedFrames(0); wakeupOn(wakeFrame); }
public void processStimulus(Enumeration criteria) {
count++; if (count % 100 >= 25) { angle -= 0.01f; height += 0.001f;
} if (count % 100 < 25) { angle += 0.03f; height -= 0.003f; }
t3d.setTranslation(new Vector3d(-0.1, height + 0.2f, 0.0)); t3d.setRotation(new AxisAngle4f(0.0f, 0.0f, 1.0f, angle)); tg.setTransform(t3d);
wakeupOn(wakeFrame); } }}