week11 02160120 黃冠中

import SimpleOpenNI.*;
SimpleOpenNI openni;
void setup(){
  size(600,400);
  openni = new SimpleOpenNI(this);
openni.enableDepth();
openni.enableUser();
}
void draw(){
  openni.update();
  image(openni.userImage(),0,0,600,400);
  for(int userId : openni.getUsers()){
  PVector pos = new PVector(0,0,0);
  float confidence = openni.getJointPositionSkeleton(userId,SimpleOpenNI.SKEL_HEAD,pos);
  ellipse(pos.x,pos.y,50,50);
  println(pos);
  }
}
void onNewUser(SimpleOpenNI openni, int userId){
openni.startTrackingSkeleton(userId);
}