import traer.physics.*;

ParticleSystem physics = new ParticleSystem( 0.0,-1.0 ,0., .1 );
Particle last;
Vector bongos = new Vector();

void setup() {
  size(400,400);
  smooth();
  framerate(30);

}

void draw() {
  background(127);
  
  for(int i = 0; i < bongos.size(); i++) {
    ((Bongo)(bongos.get(i))).render(); 
  }

  physics.tick();
}

void mousePressed() 
{ 
   physics.setGravity(1.0); 
    
  
  Bongo b0 = new Bongo(mouseX,mouseY);
  bongos.add(b0);
} 

void mouseReleased() 
{
 physics.setGravity(-1.0); 
}