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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.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 com.sun.j3d.loaders.objectfile.ObjectFile;import com.sun.j3d.utils.geometry.*;import java.io.*;import com.sun.j3d.utils.image.TextureLoader;import com.sun.j3d.utils.behaviors.interpolators.*;
public class Mykeynavbeh extends Applet {
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(createFan());
Background background = new Background(); background.setColor(0.9f, 0.9f, 0.9f); background.setApplicationBounds(bounds); objRoot.addChild(background);
objRoot.addChild(createLight());
return objRoot; }
private BranchGroup createFan() {
BranchGroup objRoot = new BranchGroup(); TransformGroup tg = new TransformGroup(); Transform3D t3d = new Transform3D();
tg.setCapability(TransformGroup.ALLOW_TRANSFORM_WRITE);
t3d.setTranslation(new Vector3d(0.2, -1.17, -2.5)); t3d.setRotation(new AxisAngle4f(0.0f, 1.0f, 0.0f, 1.1f)); t3d.setScale(1.0);
tg.setTransform(t3d);
tg.addChild(createObjLoad("model/fan_without_blades_guard.obj")); tg.addChild(createObjLoad("model/guard_rdc.obj"));
tg.addChild(createBlades());
objRoot.addChild(tg); objRoot.addChild(createLight());
objRoot.compile();
return objRoot;
}
public BranchGroup createBlades() {
BranchGroup objRoot = new BranchGroup();
TransformGroup tg = new TransformGroup(); Transform3D t3d = new Transform3D();
t3d.setTranslation(new Vector3d(-0.62, 1.2, 0.0)); // t3d.setRotation(new AxisAngle4f(0.0f, 0.0f, 0.0f, 0.0f)); tg.setTransform(t3d);
TransformGroup tg_blades = new TransformGroup();
tg_blades.setCapability(TransformGroup.ALLOW_TRANSFORM_WRITE);
tg_blades.addChild(createObjLoad("model/blades.obj"));
Alpha alpha = new Alpha(-1, 300);
Transform3D axis = new Transform3D(); axis.setRotation(new AxisAngle4f(0.0f, 0.0f, 1.0f, 1.57f));
RotationInterpolator rotator = new RotationInterpolator(alpha, tg_blades, axis, 0.0f, (float) Math.PI * (2.0f));
BoundingSphere bounds = new BoundingSphere(new Point3d(0.0, 0.0, 0.0), 10000.0);
rotator.setSchedulingBounds(bounds);
tg_blades.addChild(rotator);
tg.addChild(tg_blades); objRoot.addChild(tg); objRoot.addChild(createLight());
objRoot.compile();
return objRoot;
}
private BranchGroup createObjLoad(String filename) {
BranchGroup objRoot = new BranchGroup();
TransformGroup tg = new TransformGroup(); Transform3D t3d = new Transform3D(); t3d.setScale(1.0); 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() { 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); }}
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 com.sun.j3d.loaders.objectfile.ObjectFile;import com.sun.j3d.utils.geometry.*;import java.io.*;import com.sun.j3d.utils.image.TextureLoader;import com.sun.j3d.utils.behaviors.interpolators.*;
public class Mykeynavbeh extends Applet {
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(createFan());
Background background = new Background(); background.setColor(0.9f, 0.9f, 0.9f); background.setApplicationBounds(bounds); objRoot.addChild(background);
objRoot.addChild(createLight());
return objRoot; }
private BranchGroup createFan() {
BranchGroup objRoot = new BranchGroup(); TransformGroup tg = new TransformGroup(); Transform3D t3d = new Transform3D();
tg.setCapability(TransformGroup.ALLOW_TRANSFORM_WRITE);
t3d.setTranslation(new Vector3d(0.2, -1.17, -2.5)); t3d.setRotation(new AxisAngle4f(0.0f, 1.0f, 0.0f, 1.1f)); t3d.setScale(1.0);
tg.setTransform(t3d);
tg.addChild(createObjLoad("model/fan_without_blades_guard.obj")); tg.addChild(createObjLoad("model/guard_rdc.obj"));
tg.addChild(createBlades());
objRoot.addChild(tg); objRoot.addChild(createLight());
objRoot.compile();
return objRoot;
}
public BranchGroup createBlades() {
BranchGroup objRoot = new BranchGroup();
TransformGroup tg = new TransformGroup(); Transform3D t3d = new Transform3D();
t3d.setTranslation(new Vector3d(-0.62, 1.2, 0.0)); // t3d.setRotation(new AxisAngle4f(0.0f, 0.0f, 0.0f, 0.0f)); tg.setTransform(t3d);
TransformGroup tg_blades = new TransformGroup();
tg_blades.setCapability(TransformGroup.ALLOW_TRANSFORM_WRITE);
tg_blades.addChild(createObjLoad("model/blades.obj"));
Alpha alpha = new Alpha(-1, 300);
Transform3D axis = new Transform3D(); axis.setRotation(new AxisAngle4f(0.0f, 0.0f, 1.0f, 1.57f));
RotationInterpolator rotator = new RotationInterpolator(alpha, tg_blades, axis, 0.0f, (float) Math.PI * (2.0f));
BoundingSphere bounds = new BoundingSphere(new Point3d(0.0, 0.0, 0.0), 10000.0);
rotator.setSchedulingBounds(bounds);
tg_blades.addChild(rotator);
tg.addChild(tg_blades); objRoot.addChild(tg); objRoot.addChild(createLight());
objRoot.compile();
return objRoot;
}
private BranchGroup createObjLoad(String filename) {
BranchGroup objRoot = new BranchGroup();
TransformGroup tg = new TransformGroup(); Transform3D t3d = new Transform3D(); t3d.setScale(1.0); 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() { 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); }}
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