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 java.awt.event.KeyListener;import java.awt.event.KeyEvent;
import javax.media.j3d.WakeupOnCollisionEntry;import javax.media.j3d.WakeupOnCollisionExit;
import java.util.*;
import com.sun.j3d.loaders.objectfile.ObjectFile;import java.io.*;
import java.awt.event.*;import com.sun.j3d.utils.geometry.*;
//import com.sun.j3d.utils.image.TextureLoader;
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();
private Switch selector = new Switch(Switch.CHILD_MASK); private BitSet flag_i = new BitSet(4);
private int count = 0;
private TransformGroup tg_ab = null; private Transform3D t3d_ab = null;
private BoundingSphere bounds;
private CollisionDetectorGroup cdGroup = null; private boolean inCollision = false; private int angle = 0;
public Mykeynavbeh() { setLayout(new BorderLayout()); GraphicsConfiguration config = SimpleUniverse.getPreferredConfiguration();
canvas = new Canvas3D(config); add("Center", canvas); universe = new SimpleUniverse(canvas);
canvas.addKeyListener(this);
BranchGroup scene = createSceneGraph(); universe.getViewingPlatform().setNominalViewingTransform();
universe.getViewer().getView().setBackClipDistance(100.0); universe.addBranchGraph(scene); }
private BranchGroup createSceneGraph() { BranchGroup objRoot = new BranchGroup();
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(createLeo()); objRoot.addChild(createAirBag());
Background background = new Background(); background.setColor(1.0f, 1.0f, 1.0f); background.setApplicationBounds(bounds); objRoot.addChild(background);
return objRoot; }
private BranchGroup createLeo() {
BranchGroup objRoot = new BranchGroup();
tg = new TransformGroup(); t3d = new Transform3D(); tg.setCollidable(false);
tg.setCapability(TransformGroup.ALLOW_TRANSFORM_WRITE);
t3d.setTranslation(new Vector3d(3.9, -2.2, -8.8)); t3d.setRotation(new AxisAngle4f(0.0f, 1.0f, 0.0f, -1.57f)); t3d.setScale(0.4);
tg.setTransform(t3d);
tg.addChild(createLeo2()); objRoot.addChild(createAmbientLight());
Appearance ap_yel = createAppearance(new Color3f(1.0f, 1.0f, 0.0f)); Sphere yball = new Sphere(0.6f, ap_yel);
int mode = TransparencyAttributes.NICEST; TransparencyAttributes transAttr_y = new TransparencyAttributes(mode, 1.0f); transAttr_y.setCapability(TransparencyAttributes.ALLOW_VALUE_WRITE); ap_yel.setTransparencyAttributes(transAttr_y);
TransformGroup tg_y = new TransformGroup(); Transform3D t3d_y = new Transform3D(); t3d_y.setTranslation(new Vector3d(0.0, 4.1, 1.55)); t3d_y.setScale(0.71); tg_y.setTransform(t3d_y);
tg_y.addChild(yball); tg.addChild(tg_y);
CollisionDetectorGroup cdGroup = new CollisionDetectorGroup(tg_y); cdGroup.setSchedulingBounds(bounds); tg_y.addChild(cdGroup);
objRoot.addChild(tg); objRoot.compile();
return objRoot;
}
private BranchGroup createLeo2() {
BranchGroup objRoot = new BranchGroup();
selector.setCapability(Switch.ALLOW_SWITCH_WRITE);
flag_i.clear(); flag_i.set(1); selector.setChildMask(flag_i);
selector.addChild(createObjLoad("model/Pomeranian_tilt_2_legs_bend_smooth2.obj", 0.15, 0.85)); selector.addChild(createObjLoad("model/Pomeranian_tilt_-2_legs_bend_smooth2.obj", 0.15, 0.85)); selector.addChild(createObjLoad("model/Leo_pushing_air_bag.obj", 0.85, 0.85)); selector.addChild(createObjLoad("model/Leo_pushing_air_bag_mirror.obj", 0.85, 0.85));
objRoot.addChild(selector);
objRoot.compile();
return objRoot;
}
private BranchGroup createAirBag() {
BranchGroup objRoot = new BranchGroup();
tg_ab = new TransformGroup(); t3d_ab = new Transform3D();
tg_ab.setCapability(TransformGroup.ALLOW_TRANSFORM_WRITE);
t3d_ab.setTranslation(new Vector3d(-0.0, -1.9, -8.8)); t3d_ab.setScale(0.6); tg_ab.setTransform(t3d_ab);
tg_ab.addChild(createObjLoad("model/air_bag_with_indentations.obj"));
objRoot.addChild(tg_ab); objRoot.addChild(createLight(-1.0f, -1.0f, -1.0f)); objRoot.addChild(createLight(1.0f, 1.0f, 1.0f));
objRoot.compile();
return objRoot;
}
private BranchGroup createObjLoad(String filename) {
BranchGroup objRoot = new BranchGroup();
TransformGroup tg = new TransformGroup(); Transform3D t3d = new Transform3D(); 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 BranchGroup createObjLoad(String filename, double y, double scale) {
BranchGroup objRoot = new BranchGroup();
TransformGroup tg = new TransformGroup(); Transform3D t3d = new Transform3D(); t3d.setTranslation(new Vector3d(0.0, y, 0.0)); t3d.setScale(scale); 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 createAmbientLight() { AmbientLight light = new AmbientLight(new Color3f(0.35f, 0.35f, 0.35f));
light.setInfluencingBounds(new BoundingSphere(new Point3d(), 100.0));
return light; }
private Appearance createAppearance(Color3f col) { Appearance ap = new Appearance(); Material ma = new Material(); ma.setDiffuseColor(col); ap.setMaterial(ma); return ap; }
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); }
public void keyTyped(KeyEvent e) { char key = e.getKeyChar();
if (key == 'b') { System.out.println("inCollision_b_key: " + inCollision);//Corrected
flag_i.clear(); flag_i.set((count % 2)); selector.setChildMask(flag_i);
t3dstep.set(new Vector3d(0.0, 0.0, -0.4)); tg.getTransform(t3d); t3d.mul(t3dstep); tg.setTransform(t3d);
count++;
}
if (key == 's') {
angle++;
flag_i.clear(); flag_i.set(count % 2); selector.setChildMask(flag_i);
t3dstep.rotY(Math.PI / 4); 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);
count++;
}
if (key == 'f') {
angle--; System.out.println("angle: " + angle); System.out.println("angle % 8: " + angle % 8);
flag_i.clear(); flag_i.set(count % 2); selector.setChildMask(flag_i);
t3dstep.rotY(-Math.PI / 4); 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);
count++;
}
if (key == 'x') { flag_i.clear(); flag_i.set(1); selector.setChildMask(flag_i); }
}
public void keyReleased(KeyEvent e) { char key = e.getKeyChar();
if ((Math.abs(angle % 8) == 4) || (angle % 8 == 0)) { if ((key == 'w') || (key == 'r')) { flag_i.clear(); flag_i.set((count % 2) + 2); System.out.println("((count % 2)+2)): " + ((count % 2) + 2)); selector.setChildMask(flag_i); } } }
public void keyPressed(KeyEvent e) { char key = e.getKeyChar(); System.out.println("inCollision_keyPressed: " + inCollision);
if ((key == 'd') && (inCollision == false)) { System.out.println("inCollision_d_key: " + inCollision);
flag_i.clear(); flag_i.set((count % 2)); selector.setChildMask(flag_i);
t3dstep.set(new Vector3d(0.0, 0.0, 0.3)); tg.getTransform(t3d); t3d.mul(t3dstep); tg.setTransform(t3d);
count++; }
if (Math.abs(angle % 8) == 4) { if ((key == 'w') && (inCollision == true)) { System.out.println("w key"); flag_i.clear(); flag_i.set((count % 2) + 2); System.out.println("((count % 2)+2)): " + ((count % 2) + 2)); selector.setChildMask(flag_i);
t3dstep.set(new Vector3d(0.0, 0.0, 0.39)); tg.getTransform(t3d); t3d.mul(t3dstep); tg.setTransform(t3d);
t3dstep.set(new Vector3d(0.26, 0.0, 0.0)); tg_ab.getTransform(t3d_ab); t3d_ab.mul(t3dstep); tg_ab.setTransform(t3d_ab);
count++;
} }
if (angle % 8 == 0) { if ((key == 'r') && (inCollision == true)) { System.out.println("r key"); flag_i.clear(); flag_i.set((count % 2) + 2); System.out.println("((count % 2)+2)): " + ((count % 2) + 2)); selector.setChildMask(flag_i);
t3dstep.set(new Vector3d(0.0, 0.0, 0.39)); tg.getTransform(t3d); t3d.mul(t3dstep); tg.setTransform(t3d);
t3dstep.set(new Vector3d(-0.26, 0.0, 0.0)); tg_ab.getTransform(t3d_ab); t3d_ab.mul(t3dstep); tg_ab.setTransform(t3d_ab);
count++;
} } }
class CollisionDetectorGroup extends Behavior { // private boolean inCollision = false; private Group group;
private WakeupOnCollisionEntry wEnter; private WakeupOnCollisionExit wExit;
public CollisionDetectorGroup(Group cdGroup) { group = cdGroup; inCollision = false;
}
public void initialize() { wEnter = new WakeupOnCollisionEntry(group); wExit = new WakeupOnCollisionExit(group); wakeupOn(wEnter); }
public void processStimulus(Enumeration criteria) {
inCollision = !inCollision; if (inCollision) {
wakeupOn(wExit); } else { wakeupOn(wEnter); } } }
}
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 java.awt.event.KeyListener;import java.awt.event.KeyEvent;
import javax.media.j3d.WakeupOnCollisionEntry;import javax.media.j3d.WakeupOnCollisionExit;
import java.util.*;
import com.sun.j3d.loaders.objectfile.ObjectFile;import java.io.*;
import java.awt.event.*;import com.sun.j3d.utils.geometry.*;
//import com.sun.j3d.utils.image.TextureLoader;
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();
private Switch selector = new Switch(Switch.CHILD_MASK); private BitSet flag_i = new BitSet(4);
private int count = 0;
private TransformGroup tg_ab = null; private Transform3D t3d_ab = null;
private BoundingSphere bounds;
private CollisionDetectorGroup cdGroup = null; private boolean inCollision = false; private int angle = 0;
public Mykeynavbeh() { setLayout(new BorderLayout()); GraphicsConfiguration config = SimpleUniverse.getPreferredConfiguration();
canvas = new Canvas3D(config); add("Center", canvas); universe = new SimpleUniverse(canvas);
canvas.addKeyListener(this);
BranchGroup scene = createSceneGraph(); universe.getViewingPlatform().setNominalViewingTransform();
universe.getViewer().getView().setBackClipDistance(100.0); universe.addBranchGraph(scene); }
private BranchGroup createSceneGraph() { BranchGroup objRoot = new BranchGroup();
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(createLeo()); objRoot.addChild(createAirBag());
Background background = new Background(); background.setColor(1.0f, 1.0f, 1.0f); background.setApplicationBounds(bounds); objRoot.addChild(background);
return objRoot; }
private BranchGroup createLeo() {
BranchGroup objRoot = new BranchGroup();
tg = new TransformGroup(); t3d = new Transform3D(); tg.setCollidable(false);
tg.setCapability(TransformGroup.ALLOW_TRANSFORM_WRITE);
t3d.setTranslation(new Vector3d(3.9, -2.2, -8.8)); t3d.setRotation(new AxisAngle4f(0.0f, 1.0f, 0.0f, -1.57f)); t3d.setScale(0.4);
tg.setTransform(t3d);
tg.addChild(createLeo2()); objRoot.addChild(createAmbientLight());
Appearance ap_yel = createAppearance(new Color3f(1.0f, 1.0f, 0.0f)); Sphere yball = new Sphere(0.6f, ap_yel);
int mode = TransparencyAttributes.NICEST; TransparencyAttributes transAttr_y = new TransparencyAttributes(mode, 1.0f); transAttr_y.setCapability(TransparencyAttributes.ALLOW_VALUE_WRITE); ap_yel.setTransparencyAttributes(transAttr_y);
TransformGroup tg_y = new TransformGroup(); Transform3D t3d_y = new Transform3D(); t3d_y.setTranslation(new Vector3d(0.0, 4.1, 1.55)); t3d_y.setScale(0.71); tg_y.setTransform(t3d_y);
tg_y.addChild(yball); tg.addChild(tg_y);
CollisionDetectorGroup cdGroup = new CollisionDetectorGroup(tg_y); cdGroup.setSchedulingBounds(bounds); tg_y.addChild(cdGroup);
objRoot.addChild(tg); objRoot.compile();
return objRoot;
}
private BranchGroup createLeo2() {
BranchGroup objRoot = new BranchGroup();
selector.setCapability(Switch.ALLOW_SWITCH_WRITE);
flag_i.clear(); flag_i.set(1); selector.setChildMask(flag_i);
selector.addChild(createObjLoad("model/Pomeranian_tilt_2_legs_bend_smooth2.obj", 0.15, 0.85)); selector.addChild(createObjLoad("model/Pomeranian_tilt_-2_legs_bend_smooth2.obj", 0.15, 0.85)); selector.addChild(createObjLoad("model/Leo_pushing_air_bag.obj", 0.85, 0.85)); selector.addChild(createObjLoad("model/Leo_pushing_air_bag_mirror.obj", 0.85, 0.85));
objRoot.addChild(selector);
objRoot.compile();
return objRoot;
}
private BranchGroup createAirBag() {
BranchGroup objRoot = new BranchGroup();
tg_ab = new TransformGroup(); t3d_ab = new Transform3D();
tg_ab.setCapability(TransformGroup.ALLOW_TRANSFORM_WRITE);
t3d_ab.setTranslation(new Vector3d(-0.0, -1.9, -8.8)); t3d_ab.setScale(0.6); tg_ab.setTransform(t3d_ab);
tg_ab.addChild(createObjLoad("model/air_bag_with_indentations.obj"));
objRoot.addChild(tg_ab); objRoot.addChild(createLight(-1.0f, -1.0f, -1.0f)); objRoot.addChild(createLight(1.0f, 1.0f, 1.0f));
objRoot.compile();
return objRoot;
}
private BranchGroup createObjLoad(String filename) {
BranchGroup objRoot = new BranchGroup();
TransformGroup tg = new TransformGroup(); Transform3D t3d = new Transform3D(); 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 BranchGroup createObjLoad(String filename, double y, double scale) {
BranchGroup objRoot = new BranchGroup();
TransformGroup tg = new TransformGroup(); Transform3D t3d = new Transform3D(); t3d.setTranslation(new Vector3d(0.0, y, 0.0)); t3d.setScale(scale); 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 createAmbientLight() { AmbientLight light = new AmbientLight(new Color3f(0.35f, 0.35f, 0.35f));
light.setInfluencingBounds(new BoundingSphere(new Point3d(), 100.0));
return light; }
private Appearance createAppearance(Color3f col) { Appearance ap = new Appearance(); Material ma = new Material(); ma.setDiffuseColor(col); ap.setMaterial(ma); return ap; }
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); }
public void keyTyped(KeyEvent e) { char key = e.getKeyChar();
if (key == 'b') { System.out.println("inCollision_b_key: " + inCollision);//Corrected
flag_i.clear(); flag_i.set((count % 2)); selector.setChildMask(flag_i);
t3dstep.set(new Vector3d(0.0, 0.0, -0.4)); tg.getTransform(t3d); t3d.mul(t3dstep); tg.setTransform(t3d);
count++;
}
if (key == 's') {
angle++;
flag_i.clear(); flag_i.set(count % 2); selector.setChildMask(flag_i);
t3dstep.rotY(Math.PI / 4); 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);
count++;
}
if (key == 'f') {
angle--; System.out.println("angle: " + angle); System.out.println("angle % 8: " + angle % 8);
flag_i.clear(); flag_i.set(count % 2); selector.setChildMask(flag_i);
t3dstep.rotY(-Math.PI / 4); 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);
count++;
}
if (key == 'x') { flag_i.clear(); flag_i.set(1); selector.setChildMask(flag_i); }
}
public void keyReleased(KeyEvent e) { char key = e.getKeyChar();
if ((Math.abs(angle % 8) == 4) || (angle % 8 == 0)) { if ((key == 'w') || (key == 'r')) { flag_i.clear(); flag_i.set((count % 2) + 2); System.out.println("((count % 2)+2)): " + ((count % 2) + 2)); selector.setChildMask(flag_i); } } }
public void keyPressed(KeyEvent e) { char key = e.getKeyChar(); System.out.println("inCollision_keyPressed: " + inCollision);
if ((key == 'd') && (inCollision == false)) { System.out.println("inCollision_d_key: " + inCollision);
flag_i.clear(); flag_i.set((count % 2)); selector.setChildMask(flag_i);
t3dstep.set(new Vector3d(0.0, 0.0, 0.3)); tg.getTransform(t3d); t3d.mul(t3dstep); tg.setTransform(t3d);
count++; }
if (Math.abs(angle % 8) == 4) { if ((key == 'w') && (inCollision == true)) { System.out.println("w key"); flag_i.clear(); flag_i.set((count % 2) + 2); System.out.println("((count % 2)+2)): " + ((count % 2) + 2)); selector.setChildMask(flag_i);
t3dstep.set(new Vector3d(0.0, 0.0, 0.39)); tg.getTransform(t3d); t3d.mul(t3dstep); tg.setTransform(t3d);
t3dstep.set(new Vector3d(0.26, 0.0, 0.0)); tg_ab.getTransform(t3d_ab); t3d_ab.mul(t3dstep); tg_ab.setTransform(t3d_ab);
count++;
} }
if (angle % 8 == 0) { if ((key == 'r') && (inCollision == true)) { System.out.println("r key"); flag_i.clear(); flag_i.set((count % 2) + 2); System.out.println("((count % 2)+2)): " + ((count % 2) + 2)); selector.setChildMask(flag_i);
t3dstep.set(new Vector3d(0.0, 0.0, 0.39)); tg.getTransform(t3d); t3d.mul(t3dstep); tg.setTransform(t3d);
t3dstep.set(new Vector3d(-0.26, 0.0, 0.0)); tg_ab.getTransform(t3d_ab); t3d_ab.mul(t3dstep); tg_ab.setTransform(t3d_ab);
count++;
} } }
class CollisionDetectorGroup extends Behavior { // private boolean inCollision = false; private Group group;
private WakeupOnCollisionEntry wEnter; private WakeupOnCollisionExit wExit;
public CollisionDetectorGroup(Group cdGroup) { group = cdGroup; inCollision = false;
}
public void initialize() { wEnter = new WakeupOnCollisionEntry(group); wExit = new WakeupOnCollisionExit(group); wakeupOn(wEnter); }
public void processStimulus(Enumeration criteria) {
inCollision = !inCollision; if (inCollision) {
wakeupOn(wExit); } else { wakeupOn(wEnter); } } }
}
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