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-rw-r--r--src/tesseract/TesseractUI.java50
-rw-r--r--src/tesseract/World.java45
-rw-r--r--src/tesseract/objects/CollidableObject.java5
-rw-r--r--src/tesseract/objects/ForceableObject.java3
-rw-r--r--src/tesseract/objects/Particle.java4
-rw-r--r--src/tesseract/objects/Physical.java7
-rw-r--r--src/tesseract/objects/PhysicalObject.java76
7 files changed, 166 insertions, 24 deletions
diff --git a/src/tesseract/TesseractUI.java b/src/tesseract/TesseractUI.java
index a13f537..de7dba3 100644
--- a/src/tesseract/TesseractUI.java
+++ b/src/tesseract/TesseractUI.java
@@ -13,6 +13,7 @@ import javax.media.j3d.BoundingBox;
import javax.media.j3d.Canvas3D;
import javax.media.j3d.Transform3D;
import javax.media.j3d.TransformGroup;
+import javax.swing.JCheckBoxMenuItem;
import javax.swing.JFrame;
import javax.swing.JMenu;
import javax.swing.JMenuBar;
@@ -23,14 +24,9 @@ import javax.swing.Timer;
import javax.vecmath.Point3d;
import javax.vecmath.Vector3f;
-import tesseract.forces.Gravity;
-import tesseract.menuitems.EllipsoidMenuItem;
import tesseract.menuitems.ParticleEmitterMenuItem;
import tesseract.menuitems.ParticleMenuItem;
-import tesseract.menuitems.PlanarPolygonMenuItem;
import tesseract.objects.Particle;
-import tesseract.objects.PlanarPolygon;
-import tesseract.objects.emitters.ParticleEmitter;
import com.sun.j3d.utils.universe.SimpleUniverse;
@@ -87,6 +83,11 @@ public class TesseractUI extends JFrame {
private JMenuItem[] myObjectMenuItems;
/**
+ * World Timer.
+ */
+ private Timer myTimer;
+
+ /**
* UI Constructor.
*/
public TesseractUI() {
@@ -100,8 +101,8 @@ public class TesseractUI extends JFrame {
myObjectMenuItems = new JMenuItem[] {
new ParticleEmitterMenuItem(myWorld),
new ParticleMenuItem(myWorld),
- new PlanarPolygonMenuItem(myWorld),
- new EllipsoidMenuItem(myWorld)
+ //new PlanarPolygonMenuItem(myWorld),
+ //new EllipsoidMenuItem(myWorld)
};
createMenu();
@@ -116,10 +117,11 @@ public class TesseractUI extends JFrame {
// THIS IS WHERE OBJECTS ARE FORCED INTO EXISTANCE
// TODO: REMOVE TEST CODE
- //myWorld.addObject(new Particle(new Vector3f(0, 0, 0), null));
+ myWorld.addObject(new Particle(new Vector3f(0, 0, 0), null));
//myWorld.addForce(new Gravity());
//myWorld.addObject(new ParticleEmitter(new Vector3f(0, 0.49f, 0), 0.5f, null));
//myWorld.addObject(new PlanarPolygon(new Vector3f(0, 0.49f, 0), 0.25f));
+ //myWorld.addObject(new Icosahedron(new Vector3f(), 1, 0.00001f));
}
/**
@@ -165,6 +167,21 @@ public class TesseractUI extends JFrame {
}
*/
+ // Simulator Start/Stop
+ JMenuItem runSim = new JCheckBoxMenuItem("Run Simulator", true);
+ runSim.addActionListener(new ActionListener() {
+ public void actionPerformed(final ActionEvent e) {
+ if (((JCheckBoxMenuItem) e.getSource()).isSelected()) {
+ myTimer.start();
+
+ } else {
+ myTimer.stop();
+ }
+ }
+ });
+ simulationMenu.add(runSim);
+
+
// Exit Menu Item
JMenuItem exit = new JMenuItem("Exit");
exit.addActionListener(new ActionListener() {
@@ -197,7 +214,10 @@ public class TesseractUI extends JFrame {
// Add the scene BG.
universe.addBranchGraph(myWorld.getScene());
-
+
+ // Setup the Mouse Behaviors
+ myWorld.setupMouseBehaviors(myCanvas);
+
// Add the canvas to the frame.
add(myCanvas);
@@ -207,6 +227,11 @@ public class TesseractUI extends JFrame {
private MouseEvent lastDragEvent = null;
public void mouseDragged(final MouseEvent e) {
+ if ((e.getModifiersEx() & MouseEvent.BUTTON1_DOWN_MASK) == 0
+ || (e.getModifiersEx() & MouseEvent.ALT_DOWN_MASK) != 0) {
+ return;
+ }
+
if (lastDragEvent != null) {
cameraXRotation +=
Math.toRadians(e.getY() - lastDragEvent.getY()) / 3;
@@ -246,13 +271,16 @@ public class TesseractUI extends JFrame {
});
// Setup the timer.
- new Timer(MILISECONDS_IN_SECOND / UPDATE_RATE, new ActionListener() {
+ myTimer = new Timer(MILISECONDS_IN_SECOND / UPDATE_RATE,
+ new ActionListener() {
public void actionPerformed(final ActionEvent e) {
myCanvas.stopRenderer();
myWorld.tick();
myCanvas.startRenderer();
}
- }).start();
+ });
+
+ myTimer.start();
}
diff --git a/src/tesseract/World.java b/src/tesseract/World.java
index 7da6058..f11f48e 100644
--- a/src/tesseract/World.java
+++ b/src/tesseract/World.java
@@ -5,8 +5,10 @@ import java.util.LinkedList;
import java.util.List;
import javax.media.j3d.BoundingBox;
+import javax.media.j3d.BoundingLeaf;
import javax.media.j3d.BoundingSphere;
import javax.media.j3d.BranchGroup;
+import javax.media.j3d.Canvas3D;
import javax.media.j3d.DirectionalLight;
import javax.media.j3d.IndexedLineArray;
import javax.media.j3d.Light;
@@ -22,6 +24,10 @@ import tesseract.objects.CollisionInfo;
import tesseract.objects.Forceable;
import tesseract.objects.PhysicalObject;
+import com.sun.j3d.utils.picking.PickTool;
+import com.sun.j3d.utils.picking.behaviors.PickTranslateBehavior;
+import com.sun.j3d.utils.picking.behaviors.PickZoomBehavior;
+
/**
* Model of the 3D world.
*
@@ -34,6 +40,11 @@ public class World {
private BranchGroup myScene;
/**
+ * Pickable Objects.
+ */
+ private BranchGroup myPickableObjects;
+
+ /**
* Bounding box of the world.
*/
private BoundingBox myVirtualWorldBounds;
@@ -87,8 +98,19 @@ public class World {
myScene = new BranchGroup();
myScene.setCapability(BranchGroup.ALLOW_CHILDREN_EXTEND);
myScene.setCapability(BranchGroup.ALLOW_CHILDREN_WRITE);
+
+ BoundingLeaf originLeaf = new BoundingLeaf(new BoundingSphere());
+ myScene.addChild(originLeaf);
+
myScene.addChild(createVirtualWorldBoundsShape());
+
+ myPickableObjects = new BranchGroup();
+ myPickableObjects.setCapability(BranchGroup.ALLOW_CHILDREN_EXTEND);
+ myPickableObjects.setCapability(BranchGroup.ALLOW_CHILDREN_WRITE);
+ //myScene.addChild(myPickableObjects);
+
addLights();
+
myScene.compile();
}
@@ -205,12 +227,33 @@ public class World {
}
/**
+ * Setup mouse behaviors in the world.
+ *
+ * @param canvas The canvas to tie the events to.
+ */
+ public void setupMouseBehaviors(final Canvas3D canvas) {
+ //BranchGroup pickables = new BranchGroup();
+ myPickableObjects.addChild(new PickTranslateBehavior(myPickableObjects, canvas, myVirtualWorldBounds, PickTool.GEOMETRY));
+ myPickableObjects.addChild(new PickZoomBehavior(myPickableObjects, canvas, myVirtualWorldBounds, PickTool.GEOMETRY));
+ myScene.addChild(myPickableObjects);
+
+ /*myPickableObjects.addChild(
+ new PickTranslateBehavior(myPickableObjects, canvas,
+ myVirtualWorldBounds, PickTool.GEOMETRY));
+
+ myPickableObjects.addChild(
+ new PickZoomBehavior(myPickableObjects, canvas,
+ myVirtualWorldBounds, PickTool.GEOMETRY));
+ */
+ }
+
+ /**
* Add a new object to the world.
*
* @param obj The object to add
*/
public void addObject(final PhysicalObject obj) {
- myScene.addChild(obj.getGroup());
+ myPickableObjects.addChild(obj.getGroup());
myObjects.add(obj);
if (obj instanceof Collidable) {
diff --git a/src/tesseract/objects/CollidableObject.java b/src/tesseract/objects/CollidableObject.java
index 3ab00af..96248ac 100644
--- a/src/tesseract/objects/CollidableObject.java
+++ b/src/tesseract/objects/CollidableObject.java
@@ -2,25 +2,22 @@ package tesseract.objects;
import javax.vecmath.Vector3f;
-public class CollidableObject extends PhysicalObject implements Collidable {
+public abstract class CollidableObject extends PhysicalObject implements Collidable {
public CollidableObject(Vector3f position) {
super(position);
}
- @Override
public CollisionInfo calculateCollision(Physical obj) {
// TODO Auto-generated method stub
return null;
}
- @Override
public boolean hasCollision(Physical obj) {
// TODO Auto-generated method stub
return false;
}
- @Override
public void resolveCollision(Physical obj, CollisionInfo collision) {
// TODO Auto-generated method stub
diff --git a/src/tesseract/objects/ForceableObject.java b/src/tesseract/objects/ForceableObject.java
index 3100a5a..b918452 100644
--- a/src/tesseract/objects/ForceableObject.java
+++ b/src/tesseract/objects/ForceableObject.java
@@ -9,7 +9,8 @@ import javax.vecmath.Vector3f;
*
* @author Jesse Morgan
*/
-public class ForceableObject extends PhysicalObject implements Forceable {
+public abstract class ForceableObject
+ extends PhysicalObject implements Forceable {
/**
* The inverse of the object's mass.
*/
diff --git a/src/tesseract/objects/Particle.java b/src/tesseract/objects/Particle.java
index 8307c55..b2f66e4 100644
--- a/src/tesseract/objects/Particle.java
+++ b/src/tesseract/objects/Particle.java
@@ -74,7 +74,7 @@ public class Particle extends ForceableObject {
cAttr = new ColoringAttributes(color, ColoringAttributes.FASTEST);
Appearance appearance = new Appearance();
appearance.setColoringAttributes(cAttr);
- return new Sphere(RADIUS, 0, DIVISIONS, appearance);
+ return new Sphere(RADIUS, Sphere.ENABLE_GEOMETRY_PICKING,
+ DIVISIONS, appearance);
}
-
}
diff --git a/src/tesseract/objects/Physical.java b/src/tesseract/objects/Physical.java
index abf8c0f..40d50ee 100644
--- a/src/tesseract/objects/Physical.java
+++ b/src/tesseract/objects/Physical.java
@@ -13,4 +13,11 @@ public interface Physical {
* @return The position of the object in the world.
*/
Vector3f getPosition();
+
+ /**
+ * Set the object's position.
+ *
+ * @param position The new position.
+ */
+ void setPosition(Vector3f position);
}
diff --git a/src/tesseract/objects/PhysicalObject.java b/src/tesseract/objects/PhysicalObject.java
index 11ae9d2..23da734 100644
--- a/src/tesseract/objects/PhysicalObject.java
+++ b/src/tesseract/objects/PhysicalObject.java
@@ -1,11 +1,17 @@
package tesseract.objects;
+import java.util.Enumeration;
import java.util.List;
+import javax.media.j3d.Behavior;
+import javax.media.j3d.BoundingBox;
+import javax.media.j3d.BoundingLeaf;
import javax.media.j3d.BranchGroup;
-import javax.media.j3d.Group;
import javax.media.j3d.Transform3D;
import javax.media.j3d.TransformGroup;
+import javax.media.j3d.WakeupOnTransformChange;
+import javax.vecmath.Point3d;
+import javax.vecmath.Point3f;
import javax.vecmath.Vector3f;
/**
@@ -16,7 +22,7 @@ import javax.vecmath.Vector3f;
*
* @author Jesse Morgan
*/
-public abstract class PhysicalObject implements Physical {
+public abstract class PhysicalObject extends TransformGroup implements Physical {
/**
* The object's current position.
*/
@@ -38,26 +44,44 @@ public abstract class PhysicalObject implements Physical {
protected boolean myExistance;
/**
+ *
+ */
+ private int skipTGUpdates;
+
+ /**
* Constructor for a PhysicalObject.
*
* @param position Initial position.
*/
public PhysicalObject(final Vector3f position) {
+ skipTGUpdates = 0;
myPosition = new Vector3f(position);
myExistance = true;
- myTransformGroup = new TransformGroup();
+ myTransformGroup = this; //new TransformGroup();
myTransformGroup.setCapability(TransformGroup.ALLOW_TRANSFORM_WRITE);
+ myTransformGroup.setCapability(TransformGroup.ALLOW_TRANSFORM_READ);
+ myTransformGroup.setCapability(TransformGroup.ENABLE_PICK_REPORTING);
+
myBranchGroup = new BranchGroup();
myBranchGroup.setCapability(BranchGroup.ALLOW_DETACH);
myBranchGroup.addChild(myTransformGroup);
+ //myBranchGroup.addChild(new TGUpdateBehavior(null));
updateTransformGroup();
}
+ public void setTransform(Transform3D t1) {
+ super.setTransform(t1);
+
+ Point3f pos = new Point3f(myPosition);
+ t1.transform(pos);
+ myPosition = new Vector3f(pos);
+ }
+
/**
* @return The object's position.
*/
@@ -66,6 +90,16 @@ public abstract class PhysicalObject implements Physical {
}
/**
+ * Update the object's position.
+ *
+ * @param position The new position.
+ */
+ public void setPosition(final Vector3f position) {
+ myPosition = new Vector3f(position);
+ updateTransformGroup();
+ }
+
+ /**
* @return The transform group of the object.
*/
protected TransformGroup getTransformGroup() {
@@ -76,7 +110,7 @@ public abstract class PhysicalObject implements Physical {
/**
* @return Get the BranchGroup.
*/
- public Group getGroup() {
+ public BranchGroup getGroup() {
return myBranchGroup;
}
@@ -102,7 +136,9 @@ public abstract class PhysicalObject implements Physical {
protected void updateTransformGroup() {
Transform3D tmp = new Transform3D();
tmp.setTranslation(myPosition);
- myTransformGroup.setTransform(tmp);
+
+ skipTGUpdates++;
+ super.setTransform(tmp);
}
/**
@@ -113,5 +149,35 @@ public abstract class PhysicalObject implements Physical {
public List<PhysicalObject> updateState(final float duration) {
return null;
}
+
+ private class TGUpdateBehavior extends Behavior {
+ public TGUpdateBehavior(final BoundingLeaf boundingLeaf) {
+ //setSchedulingBoundingLeaf(boundingLeaf);
+ setSchedulingBounds(new BoundingBox(new Point3d(-0.5, -0.5, -0.5),
+ new Point3d(0.5, 0.5, 0.5)));
+ }
+ public void initialize() {
+ wakeupOn(new WakeupOnTransformChange(getTransformGroup()));
+ }
+
+ public void processStimulus(final Enumeration e) {
+ if (skipTGUpdates == 0) {
+ System.out.println(myPosition);
+
+ Transform3D t3d = new Transform3D();
+ getTransformGroup().getTransform(t3d);
+
+ Point3f pos = new Point3f(myPosition);
+ t3d.transform(pos);
+ System.out.println(pos);
+ myPosition = new Vector3f(pos);
+ } else {
+ skipTGUpdates--;
+ System.out.println("Skip");
+ }
+
+ wakeupOn(new WakeupOnTransformChange(getTransformGroup()));
+ }
+ }
}
generated by cgit v1.2.3 (git 2.39.1) at 2025-05-15 21:50:06 +0000