--- a/front_processing/extern/TUIO_JAVA/src/TUIO/TuioPoint.java	Fri Mar 09 18:15:12 2012 +0100
+++ b/front_processing/extern/TUIO_JAVA/src/TUIO/TuioPoint.java	Thu Mar 15 13:33:21 2012 +0100
@@ -30,6 +30,8 @@
  */ 
 public class TuioPoint {
 	
+	public String comm;
+	
 	/**
 	 * X coordinate, representated as a floating point value in a range of 0..1  
 	 */
@@ -39,6 +41,10 @@
 	 */
 	protected float ypos;
 	/**
+	 * Z coordinate, representated as a floating point value in a range of 0..1  
+	 */
+	protected float zpos;
+	/**
 	 * The time stamp of the last update represented as TuioTime (time since session start)
 	 */
 	protected TuioTime currentTime;
@@ -54,6 +60,7 @@
 	public TuioPoint() {
 		xpos = 0.0f;
 		ypos = 0.0f;
+		zpos = 0.0f;
 		currentTime = TuioTime.getSessionTime();
 		startTime = new TuioTime(currentTime);
 	}
@@ -68,6 +75,23 @@
 	public TuioPoint(float xp, float yp) {
 		xpos = xp;
 		ypos = yp;
+		zpos = 0.0f;
+		currentTime = TuioTime.getSessionTime();
+		startTime = new TuioTime(currentTime);
+	}
+	
+	/**
+	 * This constructor takes three floating point coordinate arguments and sets   
+	 * its coordinate attributes to these values and its time stamp to the current session time.
+	 *
+	 * @param	xp	the X coordinate to assign
+	 * @param	yp	the Y coordinate to assign
+	 * @param	zp	the Z coordinate to assign
+	 */
+	public TuioPoint(float xp, float yp, float zp) {
+		xpos = xp;
+		ypos = yp;
+		zpos = zp;
 		currentTime = TuioTime.getSessionTime();
 		startTime = new TuioTime(currentTime);
 	}
@@ -81,6 +105,7 @@
 	public TuioPoint(TuioPoint tpoint) {
 		xpos = tpoint.getX();
 		ypos = tpoint.getY();
+		zpos = tpoint.getZ();
 		currentTime = TuioTime.getSessionTime();
 		startTime = new TuioTime(currentTime);
 	}
@@ -96,6 +121,24 @@
 	public TuioPoint(TuioTime ttime, float xp, float yp) {
 		xpos = xp;
 		ypos = yp;
+		zpos = 0.0f;
+		currentTime = new TuioTime(ttime);
+		startTime = new TuioTime(currentTime);
+	}
+	
+	/**
+	 * This constructor takes a TuioTime object and three floating point coordinate arguments and sets   
+	 * its coordinate attributes to these values and its time stamp to the provided TUIO time object.
+	 *
+	 * @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 TuioPoint(TuioTime ttime, float xp, float yp, float zp) {
+		xpos = xp;
+		ypos = yp;
+		zpos = zp;
 		currentTime = new TuioTime(ttime);
 		startTime = new TuioTime(currentTime);
 	}
@@ -109,6 +152,7 @@
 	public void update(TuioPoint tpoint) {
 		xpos = tpoint.getX();
 		ypos = tpoint.getY();
+		zpos = tpoint.getZ();
 	}
 
 	/**
@@ -124,6 +168,20 @@
 	}
 	
 	/**
+	 * Takes three floating point coordinate arguments and updates its coordinate attributes 
+	 * to the coordinates of the provided TuioPoint and leaves its time stamp unchanged.
+	 *
+	 * @param	xp	the X coordinate to assign
+	 * @param	yp	the Y coordinate to assign
+	 * @param	zp	the Z coordinate to assign
+	 */
+	public void update(float xp, float yp, float zp) {
+		xpos = xp;
+		ypos = yp;
+		zpos = zp;
+	}
+	
+	/**
 	 * Takes a TuioTime object and two floating point coordinate arguments and updates its coordinate attributes 
 	 * to the coordinates of the provided TuioPoint and its time stamp to the provided TUIO time object.
 	 *
@@ -138,6 +196,22 @@
 	}
 	
 	/**
+	 * Takes a TuioTime object and three floating point coordinate arguments and updates its coordinate attributes 
+	 * to the coordinates of the provided TuioPoint and its time stamp to the provided TUIO time object.
+	 *
+	 * @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) {
+		xpos = xp;
+		ypos = yp;
+		zpos = zp;
+		currentTime = new TuioTime(ttime);
+	}
+	
+	/**
 	 * Returns the X coordinate of this TuioPoint. 
 	 * @return	the X coordinate of this TuioPoint
 	 */
@@ -154,6 +228,14 @@
 	}
 	
 	/**
+	 * Returns the Z coordinate of this TuioPoint. 
+	 * @return	the Z coordinate of this TuioPoint
+	 */
+	public float getZ() {
+		return zpos;
+	}
+	
+	/**
 	 * Returns the distance to the provided coordinates 
 	 *
 	 * @param	xp	the X coordinate of the distant point
@@ -165,6 +247,21 @@
 		float dy = ypos-yp;
 		return (float)Math.sqrt(dx*dx+dy*dy);
 	}
+	
+	/**
+	 * Returns the distance to the provided coordinates 
+	 *
+	 * @param	xp	the X coordinate of the distant point
+	 * @param	yp	the Y coordinate of the distant point
+	 * @param	zp	the Y coordinate of the distant point
+	 * @return	the distance to the provided coordinates
+	 */
+	public float getDistance(float xp, float yp, float zp) {
+		float dx = xpos-xp;
+		float dy = ypos-yp;
+		float dz = zpos-zp;
+		return (float)Math.sqrt(dx*dx+dy*dy+dz*dz);
+	}
 
 	/**
 	 * Returns the distance to the provided TuioPoint 
@@ -173,7 +270,7 @@
 	 * @return	the distance to the provided TuioPoint
 	 */
 	public float getDistance(TuioPoint tpoint) {
-		return getDistance(tpoint.getX(),tpoint.getY());
+		return getDistance(tpoint.getX(),tpoint.getY(), tpoint.getZ());
 	}
 
 	/**