PSystem ps;
Arcball arcball;
Surface bone;

void setup() {
  size(500,500);
  arcball = (Arcball)loadPlugin("Arcball");
  ps = (PSystem)loadPlugin("PSystem");
  
  bone = ps.loadSurface("bone.obj");
  bone.scale(10);
}


void loop() {
  background(100, 200, 50);
  translate(width/2, height/2);
  arcball.run();
  
  fill(200, 200, 200);
  stroke(100, 100, 100, 100);
  bone.draw();
  ps.draw();

}