diff -r 11234537653b -r 92f19af39024 front_processing/extern/TUIO_JAVA/src/TUIO/TuioContainer.java
--- a/front_processing/extern/TUIO_JAVA/src/TUIO/TuioContainer.java	Fri Mar 09 18:15:12 2012 +0100
+++ b/front_processing/extern/TUIO_JAVA/src/TUIO/TuioContainer.java	Thu Mar 15 13:33:21 2012 +0100
@@ -103,6 +103,30 @@
 	}
 	
 	/**
+	 * This constructor takes a TuioTime argument and assigns it along with the provided 
+	 * Session ID, X, Y and Z coordinate to the newly created TuioContainer.
+	 *
+	 * @param	ttime	the TuioTime to assign
+	 * @param	si	the Session ID to assign
+	 * @param	xp	the X coordinate to assign
+	 * @param	yp	the Y coordinate to assign
+	 * @param	zp	the Z coordinate to assign
+	 */
+	TuioContainer(TuioTime ttime, long si, float xp, float yp, float zp) {
+		super(ttime,xp,yp, zp);
+		
+		session_id = si;
+		x_speed = 0.0f;
+		y_speed = 0.0f;
+		motion_speed = 0.0f;
+		motion_accel = 0.0f;
+		
+		path = new Vector<TuioPoint>();
+		path.addElement(new TuioPoint(currentTime,xpos,ypos,zpos));
+		state = TUIO_ADDED;
+	}
+	
+	/**
 	 * This constructor takes the provided Session ID, X and Y coordinate 
 	 * and assigs these values to the newly created TuioContainer.
 	 *
@@ -125,6 +149,29 @@
 	}
 	
 	/**
+	 * This constructor takes the provided Session ID, X, Y and Z coordinate 
+	 * and assigs these values to the newly created TuioContainer.
+	 *
+	 * @param	si	the Session ID to assign
+	 * @param	xp	the X coordinate to assign
+	 * @param	yp	the Y coordinate to assign
+	 * @param	zp	the Z coordinate to assign
+	 */
+	TuioContainer(long si, float xp, float yp, float zp) {
+		super(xp,yp,zp);
+		
+		session_id = si;
+		x_speed = 0.0f;
+		y_speed = 0.0f;
+		motion_speed = 0.0f;
+		motion_accel = 0.0f;
+		
+		path = new Vector<TuioPoint>();
+		path.addElement(new TuioPoint(currentTime,xpos,ypos,zpos));
+		state = TUIO_ADDED;
+	}
+	
+	/**
 	 * This constructor takes the atttibutes of the provided TuioContainer 
 	 * and assigs these values to the newly created TuioContainer.
 	 *
@@ -140,7 +187,7 @@
 		motion_accel = 0.0f;
 		
 		path = new Vector<TuioPoint>();
-		path.addElement(new TuioPoint(currentTime,xpos,ypos));
+		path.addElement(new TuioPoint(currentTime,xpos,ypos,zpos));
 		state = TUIO_ADDED;
 	}
 	
@@ -176,11 +223,44 @@
 	}
 	
 	/**
+	 * Takes a TuioTime argument and assigns it along with the provided 
+	 * X, Y and Z coordinate to the private TuioContainer attributes.
+	 * The speed and accleration values are calculated accordingly.
+	 *
+	 * @param	ttime	the TuioTime to assign
+	 * @param	xp	the X coordinate to assign
+	 * @param	yp	the Y coordinate to assign
+	 * @param	zp	the Z coordinate to assign
+	 */
+	public void update(TuioTime ttime, float xp, float yp, float zp) {
+		TuioPoint lastPoint = path.lastElement();
+		super.update(ttime,xp,yp,zp);
+		
+		TuioTime diffTime = currentTime.subtract(lastPoint.getTuioTime());
+		float dt = diffTime.getTotalMilliseconds()/1000.0f;
+		float dx = this.xpos - lastPoint.getX();
+		float dy = this.ypos - lastPoint.getY();
+		float dz = this.zpos - lastPoint.getZ();
+		float dist = (float)Math.sqrt(dx*dx+dy*dy+dz*dz);
+		float last_motion_speed = this.motion_speed;
+		
+		this.x_speed = dx/dt;
+		this.y_speed = dy/dt;
+		this.motion_speed = dist/dt;
+		this.motion_accel = (motion_speed - last_motion_speed)/dt;
+		
+		path.addElement(new TuioPoint(currentTime,xpos,ypos,zpos));
+		if (motion_accel>0) state = TUIO_ACCELERATING;
+		else if (motion_accel<0) state = TUIO_DECELERATING;
+		else state = TUIO_STOPPED;
+	}
+	
+	/**
 	 * This method is used to calculate the speed and acceleration values of
 	 * TuioContainers with unchanged positions.
 	 */
 	public void stop(TuioTime ttime) {
-		update(ttime,xpos,ypos);
+		update(ttime,xpos,ypos,zpos);
 	}
 	
 	/**
@@ -208,6 +288,31 @@
 	}
 	
 	/**
+	 * Takes a TuioTime argument and assigns it along with the provided 
+	 * X, Y and Z coordinate, X and Y velocity and acceleration
+	 * to the private TuioContainer attributes.
+	 *
+	 * @param	ttime	the TuioTime to assign
+	 * @param	xp	the X coordinate to assign
+	 * @param	yp	the Y coordinate to assign
+	 * @param	zp	the Z coordinate to assign
+	 * @param	xs	the X velocity to assign
+	 * @param	ys	the Y velocity to assign
+	 * @param	ma	the acceleration to assign
+	 */
+	public void update(TuioTime ttime, float xp, float yp, float zp , float xs, float ys, float ma) {
+		super.update(ttime,xp,yp,zp);
+		x_speed = xs;
+		y_speed = ys;
+		motion_speed = (float)Math.sqrt(x_speed*x_speed+y_speed*y_speed);
+		motion_accel = ma;
+		path.addElement(new TuioPoint(currentTime,xpos,ypos,zpos));
+		if (motion_accel>0) state = TUIO_ACCELERATING;
+		else if (motion_accel<0) state = TUIO_DECELERATING;
+		else state = TUIO_STOPPED;
+	}
+	
+	/**
 	 * Assigns the provided X and Y coordinate, X and Y velocity and acceleration
 	 * to the private TuioContainer attributes. The TuioTime time stamp remains unchanged.
 	 *
@@ -230,6 +335,29 @@
 	}
 	
 	/**
+	 * Assigns the provided X, Y and Z coordinate, X and Y velocity and acceleration
+	 * to the private TuioContainer attributes. The TuioTime time stamp remains unchanged.
+	 *
+	 * @param	xp	the X coordinate to assign
+	 * @param	yp	the Y coordinate to assign
+	 * @param	zp	the Z coordinate to assign
+	 * @param	xs	the X velocity to assign
+	 * @param	ys	the Y velocity to assign
+	 * @param	ma	the acceleration to assign
+	 */
+	public void update(float xp, float yp, float zp,float xs,float ys,float ma) {
+		super.update(xp,yp,zp);
+		x_speed = xs;
+		y_speed = ys;
+		motion_speed = (float)Math.sqrt(x_speed*x_speed+y_speed*y_speed);
+		motion_accel = ma;
+		path.addElement(new TuioPoint(currentTime,xpos,ypos,zpos));
+		if (motion_accel>0) state = TUIO_ACCELERATING;
+		else if (motion_accel<0) state = TUIO_DECELERATING;
+		else state = TUIO_STOPPED;
+	}
+	
+	/**
 	 * Takes the atttibutes of the provided TuioContainer 
 	 * and assigs these values to this TuioContainer.
 	 * The TuioTime time stamp of this TuioContainer remains unchanged.
@@ -242,7 +370,7 @@
 		y_speed = tcon.getYSpeed();
 		motion_speed = tcon.getMotionSpeed();
 		motion_accel = tcon.getMotionAccel();
-		path.addElement(new TuioPoint(currentTime,xpos,ypos));
+		path.addElement(new TuioPoint(currentTime,xpos,ypos,zpos));
 		if (motion_accel>0) state = TUIO_ACCELERATING;
 		else if (motion_accel<0) state = TUIO_DECELERATING;
 		else state = TUIO_STOPPED;
@@ -288,7 +416,7 @@
 	 * @return	the position of this TuioContainer
 	 */
 	public TuioPoint getPosition() {
-		return new TuioPoint(xpos,ypos);
+		return new TuioPoint(xpos,ypos,zpos);
 	}
 	
 	/**